Java House Menu Kenya 2024 Jobs in Usa

Optomi, in partnership with a leading logistics company is seeking a Senior Full Stack Java Developer (Java / Kafka / Spring Boot / AWS) to support and modernize critical systems within the Mechanical organization. This team maintains locomotives, railcars, and detector systems that capture millions of operational and safety data points across the network.

About the Position: The role focuses on refactoring legacy microservices, scaling event-driven architectures, re-platforming rules engines, and building cloud-native, resilient, high-volume IoT data pipelines. This is a high-impact engineering role where your work directly influences safety, reliability, and operational efficiency across one of the largest transport networks in the US.

Apply Today if your Background Includes:

• 6+ years of Full Stack experience with a backend emphasis in Java Spring Boot development.
• Strong event-driven architecture + Kafka experience
• Proven experience modernizing legacy microservices & distributed systems
• AWS Cloud experience
• Hands-on Python experience for backend/data workflows
• DevSecOps mindset: automated testing, CI/CD, secure coding
• Experience supporting both greenfield and legacy systems
• Strong relational DB experience (Postgres preferred)
• Experience handling IoT or high-volume sensor data pipelines
• Familiarity with open-source tooling and cloud-agnostic architectures
• Ability to mentor junior engineers and provide technical leadership

What the Right Professional Will Enjoy!

• Fully remote work opportunity with up to 20% travel.
• Opportunity to work with a fast-growing team focused on modernization, cloud adoption, and automation.
• Direct impact on safety, rail operations, and national freight logistics.
• Work on high-volume IoT, event-driven architectures, cloud-native systems.
• Exposure to AI/GenAI, automation, and open-source tooling
• Leadership opportunities with junior developers

Responsibilities:

• Modernize legacy microservices and distributed systems supporting mechanical operations and detector networks.
• Design and implement backend services using Java, Spring Boot, event-driven patterns, and Kafka.
• Scale and optimize high-volume IoT data pipelines (30M+ incoming data points from sensors/detectors).
• Lead architecture, design, and deployment efforts for new and existing services.
• Refactor and support large rules-engine frameworks (600+ rulesets).
• Contribute to cloud-native development (AWS preferred; Azure acceptable; cloud agnostic mindset encouraged).
• Use Python for backend workflows, automation, and data processing tasks.
• Build automated CI/CD and testing frameworks following DevSecOps best practices.
• Work with Postgres and relational databases to tune, model, and integrate data.
• Mentor junior developers and support a strong engineering culture focused on speed, clarity, and automation.
• Collaborate across teams to build scalable, modern systems.
• Support both new development and the existing application footprint.

Position : JAVA Solution Architect

Location : TX/NJ

Duration Long Term

As a Solution Architect, you will be an integral part of shaping the future of technology. This role requires deep technical expertise to translate complex business requirements into scalable, secure, and compliant technical solutions. You will serve as a bridge between business stakeholders and development teams, ensuring the delivery of high-quality, resilient systems that drive significant business impact.

Key Responsibilities

• Solution Design & Architecture: Lead the design and development of end-to-end enterprise solutions, including high-level and low-level design documents and architecture diagrams.
• Technology & Platform Selection: Select the appropriate technology stack, leveraging expertise in Java, Spring Boot, microservices architecture, and cloud platforms (AWS and Azure) to build robust, scalable, and cost-efficient applications.
• Cloud Migration & Integration: Drive cloud transformation initiatives, including migrating on-premises applications to the cloud and integrating complex systems.
• Security & Compliance: Ensure all solutions comply with the regulatory requirements (e.g., data privacy, security standards) and implement robust security measures, including identity and access management, encryption, and network security.
• Technical Leadership & Collaboration: Provide technical guidance and mentorship to development teams, conducting code and architecture reviews to ensure alignment with architectural principles and best practices. Collaborate with cross-functional teams, including business analysts and project managers, to align technical solutions with business goals.
• Innovation & Problem Solving: Evaluate new and emerging technologies, conducting proofs-of-concept (PoCs) to validate assumptions and drive continuous improvement in products, processes, and tools.

Qualifications and Skills

• Experience:
• 5+ years of relevant experience in a solution architecture or a lead engineering role within financial services or a related regulated industry.
• Proven experience in designing and delivering large-scale IT projects with hands-on experience in Java-based systems.
• Demonstrated experience running production applications in public cloud environments (AWS and/or Azure).
• Technical Skills:
• Proficiency in Java and Java frameworks (Spring, Spring Boot).
• Strong DB Design (RDBMS, NoSQL) abilities
• Strong knowledge of microservices, event-driven architecture (e.g., Kafka), and RESTful API design.
• Experience with cloud services (compute, networking, databases, security) and containerization technologies (Docker, Kubernetes).
• Familiarity with DevOps practices and CI/CD pipelines.
• Soft Skills:
• Excellent communication, presentation, and stakeholder management skills, with the ability to translate complex technical concepts for non-technical audiences.
• Strong analytical, problem-solving, and decision-making abilities.
• A proactive, self-motivated mindset with the ability to work through ambiguous requirements in an agile environment.

Preferred Certifications

• AWS Certified Solutions Architect (Associate or Professional)
• Microsoft Certified: Azure Solutions Architect Expert

Best Regards,

Deepak Gulia

Sr. Talent Acquisition-USA

100 Campus Drive, Suite 420, Florham Park, NJ 07932

| | ://

Backend Java Developer (Ecommerce Platforms)

Work Setting: ONSITE

Location: Philadelphia, PA

Employment Type: Contract-to-Hire

Compensation Range: $70,000 - $90,000 | Commensurate with experience

Role Overview

We are seeking a Backend Java Developer with hands-on experience supporting enterprise ecommerce platforms. This role is focused on backend commerce architecture, including catalog management, pricing, order lifecycle, integrations, and high-volume transactional processing.

This is a specialized backend role—not a general web development position. The ideal candidate will bring practical experience working within large-scale ecommerce environments and a strong understanding of how backend commerce systems operate in production.

You will partner with cross-functional teams to design and enhance scalable backend services, integrate with external systems, and support critical commerce operations in a complex enterprise environment.

Key Responsibilities

• Design, develop, and maintain Java-based backend services supporting ecommerce functionality
• Build and optimize RESTful APIs for catalog, pricing, checkout, and order processing workflows
• Integrate ecommerce platforms with ERP systems, payment gateways, inventory systems, and third-party services
• Support high-volume transactional environments with a focus on performance, scalability, and reliability
• Collaborate with frontend developers and platform teams to ensure seamless end-to-end commerce functionality
• Troubleshoot production issues and contribute to ongoing backend architecture improvements

Required Experience

• Professional experience in backend Java development (2–3+ years)
• Hands-on experience working within enterprise ecommerce platforms such as SAP Commerce (Hybris), Oracle Commerce, WebSphere Commerce, Magento (backend), or custom-built commerce systems
• Strong proficiency with Java and Spring / Spring Boot frameworks
• Experience building RESTful services supporting commerce-related workflows
• Experience working with relational databases and transactional systems
• Solid understanding of ecommerce backend concepts, including: Product and catalog structures; Pricing and promotions; Order lifecycle and checkout flows; Payment processing; Inventory and ERP integrations
• Experience working in production environments within collaborative, team-based settings

Preferred Qualifications

• Experience supporting B2B or high-volume ecommerce platforms
• Exposure to microservices architecture and distributed systems
• Experience with messaging or event-driven architectures
• Background in performance optimization within transactional systems
• Familiarity with cloud-based or hosted commerce platforms
• Experience working in Agile environments

Relocation package not available. C2C not available. Sponsorship not available.

Note: Interview will be In person

Role and Overview of the role:

This is Senior QA engineer role with eight to ten years experience who also has some experience in leading so that it will be helpful for them to coach candidate, lead, take him to the next level. The position requires candidate to have Java as a mandatory requirement. Karate DSL is not a must but it is good to have if they have knowledge of it. API testing is a must. Looking for somebody who has AWS experience who has keenly worked with these AWS services to know how to test backend. They should have some lead experience so that they have worked on creating test plans, test criterias, test strategies. So they can work independently. Candidates work with the team, deliver the projects. Apart from that, this is going to be a hybrid role.

Top Skills:

l Java - Java Coding

l API Testing

l AWS

l 1 to 2 years of lead experience

l Karate is a plus not a mandatory

Education and Experience

l Years of experience: 10+ yrs experience

l Degree requirement: Bachelor’s degree

Typical task breakdown:

Develop test automation code for Continuous Integration (CI), Continuous Delivery (CD), of systems, infrastructure, and test framework.

• Plan, design, develop, and maintain API test automation framework that facilitates automation scripting, execution, and analysis of results

• Provide technical leadership and mentoring for test engineers on multiple applications/projects onshore and offshore; train and mentor project team members to create, execute, analyze, and maintain automated regression suites

• Coordinate with product owner to resolve open issues/enhancements/upgrades and understand the use of a specific functionality as needed

• Develop automated functional scripts using tools such as Java, Karate, JMeter.

• Perform exploratory and manual testing of the product suite as appropriate

• Provide expertise in testing methodologies, best practices, and standards

Technical Skills:

(Required)

- Strong design and development skills in two or more of the following technologies and tools: Java, Cucumber, JBehave or other BDD testing frameworks

• At least 8 years of test automation framework design

• Strong experience in testing Webservices (REST APIs)

• Proven experience developing test scripts, test cases, and test data

• The ability to write queries in SQL or other relational databases

• 3+ years of experience in developing scenario based performance testing using JMeter

• Experience testing full stack and integration testing with 3rd parties

• End-to-end system integration testing experience for software platforms

(Desired)

• Hands on experience with Python

• Development experience in AWS Cloud technology

• Experience in TDD, continuous integration, code review practice is strongly desired

• Experience with Apigee or other API gateways is a plus

• Experience with DevOps concepts and tools (e.g., CI/CD, Jenkins, Git)

• At least 2 years working on an Agile team with a solid understanding of Agile/Lean practices

• Understanding of a micro service Architecture

• Experience load and performance testing

• Strong documentation skills

Soft Skills:

(Required)

• Ability to adapt quickly to a complex environment

• Pro-active, flexible and creative

• Very strong communication skills and the ability to collaborate with developers and business users.

Specialty Software Engineer 4 (Lead – Smalltalk / Java Modernization)

Locations: Wilmington, DE | Iselin, NJ | Charlotte, NC | Phoenix, AZ | Irving, TX

Schedule: Hybrid (3 days onsite – mandatory)

Duration: 12-Month Contract (Extension/Conversion Possible)

Overview

We are seeking a Senior / Lead Specialty Software Engineer with deep Smalltalk expertise to support critical credit card servicing platforms.

This role is heavily focused on maintaining and enhancing legacy Smalltalk applications while playing a key role in modernizing systems to Java-based architecture. You will operate as a senior team member/lead, helping guide technical direction and supporting Agile delivery.

Key Responsibilities

Smalltalk Development (Core Focus)

• Lead development and support of Smalltalk-based applications
• Package and deploy applications in non-production environments
• Troubleshoot and enhance legacy systems supporting credit card operations

Modernization Initiatives

• Contribute to migration efforts from Smalltalk → Java
• Support backend engineering aligned with modern architecture
• Partner with teams on long-term platform transformation strategy

Technical Leadership

• Act as a senior/lead engineer within the Scrum team
• Guide design decisions using OOP principles and best practices
• Assist in organizing work, mentoring team members, and driving delivery

Agile Delivery

• Participate in Scrum ceremonies (2-week sprints)
• Deliver assigned user stories and support production stability

Required Qualifications

• 10+ years of Smalltalk development experience
• Strong expertise in Object-Oriented Programming (OOP) and design patterns
• Experience with application packaging and deployment
• Strong analytical, problem-solving, and communication skills
• Ability to work in a fast-paced Agile environment

Preferred Qualifications

• Experience with Java (backend preferred)
• Exposure to React (UI layer)
• Experience with Microsoft SQL Server
• Background in financial services or enterprise platforms

Tech Stack

• Smalltalk (Core)
• Java (Backend – Nice to Have)
• React (UI – Nice to Have)
• SQL Server
• Agile / Scrum

Hiring: Java Software Engineer

Location: Rensselaer Area, NY (Hybrid – 2–3 days onsite)

Employment Type: Contract

Status: Actively Hiring

We are looking for a Java Application Developer to join a dynamic team working on large-scale enterprise systems. This role focuses on backend development, API integration, and database-driven applications.

Key Responsibilities:

• Develop and enhance applications using Core Java, J2EE, and Spring Framework

• Design and optimize SQL queries for performance and reporting needs

• Build and maintain RESTful Web Services / APIs

• Perform unit testing using JUnit and follow standard build processes

• Troubleshoot and resolve issues in enterprise-level applications

• Collaborate with cross-functional teams to deliver scalable solutions

Required Qualifications:

• 2–4 years of hands-on experience with Java technologies (Core Java, J2EE, Spring)

• Strong experience with SQL queries (basic to complex)

• Exposure to large-scale or enterprise application environments

• Familiarity with build tools and unit testing (JUnit)

• Bachelor’s degree in Computer Science, MIS, or related field (or equivalent experience)

• Good problem-solving and communication skills

Position Summary

We are seeking a skilled Full Stack Java Developer with strong experience in Core Java, Spring Boot, and modern front-end technologies such as React.js. The ideal candidate will be responsible for designing, developing, and maintaining scalable web applications, working across both backend and frontend layers.

Key Responsibilities

Backend Development (Java / Spring Boot)

• Design, develop, and maintain robust backend services using Core Java and Spring Boot.
• Build and expose RESTful APIs and microservices for enterprise applications.
• Implement business logic, data processing, and integrations with external systems.
• Ensure application performance, scalability, and security best practices.

Frontend Development (React.js / UI Technologies)

• Develop responsive and dynamic user interfaces using React.js or other modern JavaScript frameworks.
• Integrate frontend components with backend APIs and services.
• Ensure cross-browser compatibility and optimize UI performance.
• Collaborate with UX/UI designers to deliver intuitive user experiences.

Full Stack Development

• Work across the entire application stack, from database to UI.
• Participate in system design, architecture discussions, and code reviews.
• Debug and resolve issues across both frontend and backend layers.
• Write clean, maintainable, and reusable code following best practices.

Collaboration & Agile Practices

• Work closely with cross-functional teams including QA, DevOps, and business stakeholders.
• Participate in Agile/Scrum ceremonies such as sprint planning, stand-ups, and retrospectives.
• Contribute to continuous integration and deployment processes.

Required Skills

• Strong experience in Core Java and object-oriented programming concepts
• Hands-on experience with Spring Boot (REST APIs, microservices)
• Experience with React.js or other frontend frameworks (Angular, Vue.js)
• Good understanding of HTML, CSS, JavaScript
• Experience with RESTful services and API integration
• Strong debugging and problem-solving skills

Preferred Skills

• Experience with microservices architecture
• Familiarity with databases (SQL/NoSQL)
• Knowledge of CI/CD pipelines and DevOps practices
• Experience with cloud platforms (AWS, Azure, GCP)
• Understanding of security best practices in web applications

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)
• Typically 3–7+ years of experience in full stack development

Key Competencies

• Strong analytical and problem-solving skills
• Effective communication and teamwork abilities
• Ability to work independently and in a fast-paced environment

LTIMindtree is an equal opportunity employer that is committed to diversity in the workplace. Our employment decisions are made without regard to race, color, creed, religion, sex (including pregnancy, childbirth or related medical conditions), gender identity or expression, national origin, ancestry, age, family-care status, veteran status, marital status, civil union status, domestic partnership status, military service, handicap or disability or history of handicap or disability, genetic information, atypical hereditary cellular or blood trait, union affiliation, affectional or sexual orientation or preference, or any other characteristic protected by applicable federal, state, or local law, except where such considerations are bona fide occupational qualifications permitted by law.

A little about us...

Role: Java Backend Developer

Location: Alpharetta, GA

Job Description:

VisionNext/VisionPlus/Cards or Payments Experience is needed

Java, Spring Boot Microservices with Knowledge on AWS

Key Responsibilities

• Design, develop, and optimize backend services for card payments and transaction systems, ensuring low latency, fault tolerance, and multi-region resiliency.

• Build high-throughput APIs and microservices using modern Java frameworks (Spring Boot, Reactor).

• Collaborate closely with product, architecture, and SRE teams to evolve Vision Next / VisionPLUS services for cloud-native, real-time scalability.

• Use AWS services (ECS, Lambda, RDS, ) to architect resilient, secure, and observable applications.

• Write efficient algorithms for transaction routing, settlement, reconciliation, or fraud-detection modules.

• Contribute to system design sessions and architecture decisions, applying deep reasoning to scalability trade-offs, consistency models, and data partitioning.

• Evaluate and optimize application throughput, concurrency handling, and API lifecycle management across multi-region clusters.

• Implement DevOps and CI/CD automation for build, test, and deployment pipelines (GitHub Actions, Jenkins, or CodePipeline).

• Mentor junior engineers, conduct code reviews, and drive engineering excellence through reusable design patterns.

Required Qualifications

• Bachelor’s or master’s degree in computer science or related field.

• 7+ years of backend engineering experience in payments, fintech, or high-transaction enterprise systems.

• Strong proficiency with Java / Spring Boot, data structures, algorithms, and system-level design principles.

• Solid understanding of AWS core services and architectural best practices for scalable distributed systems.

• Experience with multi-region, active-active, or near-real-time architectures for payment or settlement systems.

• Deep debugging, profiling, and performance optimization skills in concurrent, distributed environments.

• Strong analytical reasoning and data-driven problem-solving mindset.

Preferred Qualifications

• Expertise in Python programming for backend development and automation.

• Experience with Vision Next or Vision PLUS modules (CMS, ASM, or TRAMS) or other card processor platforms.

• Familiarity with payment rails (Visa, Mastercard, RTP, ACH) and transaction lifecycle management.

• Knowledge of Kafka, Redis, or Aerospike for event-driven processing and caching.

• Exposure to container orchestration (ECS, EKS, or Kubernetes) and observability platforms (Grafana, Datadog, or OpenTelemetry).

• Understanding of PCI-DSS, data encryption, and regulated financial data operations.

LTIMindtree is an equal opportunity employer that is committed to diversity in the workplace. Our employment decisions are made without regard to race, color, creed, religion, sex (including pregnancy, childbirth or related medical conditions), gender identity or expression, national origin, ancestry, age, family-care status, veteran status, marital status, civil union status, domestic partnership status, military service, handicap or disability or history of handicap or disability, genetic information, atypical hereditary cellular or blood trait, union affiliation, affectional or sexual orientation or preference, or any other characteristic protected by applicable federal, state, or local law, except where such considerations are bona fide occupational qualifications permitted by law.

HCLTech is looking for a highly talented and self- motivated Sr Java Architect role to join it in advancing the technological world through innovation and creativity.

Job Title: Sr Java Architect role

Req ID: 73747

Position Type: Full-time

Location: Raleigh, NC

Onsite: Onsite

Experience level:

15+ yrs

Job Description:

Must have skills:

Extensive experience in Java based enterprise application architecture

Strong expertise in API design and enterprise integrations

Strong experience in Microservices based development and domain driven design

Proven experience architecting solutions on AWS

Experience with workflow orchestration and event driven architectures

Preferred skills:

Experience with Drools or rules based decisioning engines

Exposure to insurance or underwriting platforms

Detailed Job Description:

The Technical Architect is accountable for defining and governing the end-to-end technical architecture for the project. The role ensures a scalable, secure, API driven, and cloud native solution aligned with client's workflows, enterprise integration standards, and AWS cloud strategy.

Key Responsibilities

Define and validate the overall solution architecture across Java services, APIs, workflow orchestration, and rules based decisioning.

Design and develop system architecture, technology architecture, integration architecture, and deployment architecture.

Design and govern API first integration patterns (sync/async) with administration systems, portals, CRM, external KYC vendors, and downstream platforms.

Provide architectural guidance for rules engine integration, including Drools based or equivalent decisioning frameworks, ensuring proper separation of orchestration and rules logic.

Define AWS cloud architecture leveraging API Gateway, workflow orchestration, messaging, security, monitoring, and logging services.

Oversee detailed solution design and guide development teams, ensuring adherence to coding standards, architectural principles, and enterprise security requirements.

Own nonfunctional architecture considerations including performance, scalability, resiliency, security, auditability, and regulatory compliance.

Identify technical risks early and drive mitigation strategies to ensure smooth transition from POC to production ready implementation.

Pay and Benefits

Pay Range Minimum: $135,000 per year

Pay Range Maximum: $158,000 per year

HCLTech is an equal opportunity employer, committed to providing equal employment opportunities to all applicants and employees regardless of race, religion, sex, color, age, national origin, pregnancy, sexual orientation, physical disability or genetic information, military or veteran status, or any other protected classification, in accordance with federal, state, and/or local law. Should any applicant have concerns about discrimination in the hiring process, they should provide a detailed report of those concerns to for investigation.

Compensation and Benefits

A candidate’s pay within the range will depend on their work location, skills, experience, education, and other factors permitted by law. This role may also be eligible for performance-based bonuses subject to company policies. In addition, this role is eligible for the followi14520ng benefits subject to company policies: medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions are eligible for need-based leave with no designated number of leave days per year); and 10 paid holidays per year.

How You’ll Grow

At HCLTech, we offer continuous opportunities for you to find your spark and grow with us. We want you to be happy and satisfied with your role and to really learn what type of work sparks your brilliance the best. Throughout your time with us, we offer transparent communication with senior-level employees, learning and career development programs at every level, and opportunities to experiment in different roles or even pivot industries. We believe that you should be in control of your career with unlimited opportunities to find the role that fits you best.

Senior Java/Kotlin engineer
Remote
6+ Month Contract: $70-$80 per hour

Our client is in search of a Senior Java Engineer for a 6+ month contract. You will lead the development and testing of our systems and services Participate in shaping the technical architecture of the product Help translate product requirements into user stories and technical solutions Deliver highly available and scalable services in a production environment Mentor other engineers, support the technical culture, and help grow the team Generate ideas for new initiatives and technologies Communicate with project leads, product managers and other software developers

• Systems Development: Lead and participate in the development and testing of our systems and services.

• Requirement Translation: Help translate product requirements into user stories and actionable technical solutions.

• Production Delivery: Deliver highly available and scalable services in a production environment.

• Cross-Functional Collaboration: Communicate effectively with project leads, product managers, and other software developers.

• Education: Bachelor's Degree in Computer Science or a related field.

• Experience: 4+ years of programming experience, ideally using a modern stack.

• Backend Expertise: 2+ years of experience with Java or Kotlin.

• Core Stack Knowledge: Familiarity with our environment ( Java/Kotlin, Spring, PostgreSQL, React) running on Kubernetes within a service-oriented architecture (100+ services).

• Database Proficiency: A solid understanding of relational databases and ORMs.

• Architecture: Experience working on SOA or microservice-based applications.

• Quality Standards: View Unit and Integration tests as first-class citizens in the software development lifecycle.

• Collaborative Workflow: Experience refining designs, performing code reviews, and managing pull requests in a team environment.

• Ownership & Mindset: * A solid sense of responsibility and the ability to drive projects from inception to completion

• Full-Stack Experience: Additional expertise in any of the following areas:

  • Systems: Kafka, Temporal, Docker, POSIX.

  • Databases: Deep PostgreSQL knowledge.

  • Front-End: JavaScript/TypeScript, React.

Bonus Skills
Banking or finance experience Experience scaling highly available, mission critical systems Full-stack experience, either toward systems (kafka, temporal, docker), databases (DynamoDB), or front-end (javascript/typescript, react).

Welcome to ConsultNet, a premier national provider of technology talent and solutions. Our expertise spans across project services, contract-to-hire, direct search, and managed services onshore, nearshore, and hybrid. For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact. Our comprehensive service offerings cover a wide range of technology and engineering positions across key markets nationwide. Learn more at .

We champion equality and inclusivity, proudly supporting an Equal Opportunity Employer policy. We welcome applicants regardless of Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other status protected by law.