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JSR Tech Consulting

Software Engineer III

Hybrid

Newark, United states

Junior

Freelance

03-02-2026

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Skills

Communication Leadership Python Java JavaScript SQL NoSQL MongoDB GitHub CI/CD DevOps Monitoring Jenkins Test Problem-solving Programming Databases git react node.js AWS Software Development Agile Spring Spring Boot Microservices

Job Specifications

Software Engineer III

Experience: 4-8 years

Tech Focus: Java, Python, AWS, React

Location: Hybrid (3 days a week onsite) in Newark, NJ

Work Authorization: Permanent U.S. work authorization required

Pay Rate: $65 per hour on W2 or $120,000 per year salary

Note: No C2C or IC

We're looking for a Software Engineer III to join our Retirement Strategies Technology team. This role is ideal for experienced engineers who enjoy building high-quality software, contributing to design decisions, and working closely with cross-functional teams.

You'll play a key role in developing, enhancing, and supporting modern applications while helping drive technical quality, scalability, and best practices. Industry experience is not required — strong engineering experience and a collaborative mindset are what matter most.

What You'll Do

Design, build, test, and support applications using Java, Python, JavaScript, and React
Develop cloud-based solutions using AWS
Write clean, scalable, and well-documented code following modern engineering standards
Collaborate with product owners and tech leads on requirements and technical design
Build and maintain REST APIs and backend services
Write unit, integration, and automated tests
Troubleshoot and resolve complex issues across the application stack
Contribute to architectural discussions and technical improvements
Support Agile development practices and continuous learning

Required Qualifications

Bachelor's degree in Computer Science, Engineering, or a related field
4-8 years of professional software development experience
Strong hands-on experience with:
Java and/or Python
React and JavaScript
AWS core services (compute, deployment, monitoring)
Solid understanding of:
Object-oriented programming and design patterns
Distributed systems and microservices
APIs (REST, JSON)
Experience with Git and CI/CD workflows
Strong problem-solving, communication, and collaboration skills

Nice to Have (Not Required)

Experience with Spring Boot, Node.js, MERN/MEAN stack
Experience with SQL or NoSQL databases (e.g., MongoDB)
Exposure to event streaming tools (e.g., SQS, Kinesis)
Familiarity with monitoring and logging tools (e.g., CloudWatch)
Knowledge of secure coding practices and application security
Experience with DevOps tools (e.g., Jenkins)
Financial or insurance industry experience (a plus, not required)
Experience with AI-assisted development tools (e.g., GitHub Copilot, Claude)

Why Join

Work on impactful, business-critical applications
Strong engineering culture with opportunities to grow technically and professionally
Collaborative environment where your ideas and contributions matter
Access to learning and development that supports both technical and leadership growth

About the Company

JSR Tech Consulting provides contract consulting services for business and technology leaders in financial services, pharmaceuticals and healthcare. Our principals have close to 30 years of experience in supplemental services built on many long-term relationships. We can take on requirements of any kind: filling a single strategic position or supporting multimillion-dollar projects. JSR is also a certified Women-Owned Business Enterprise and an advocate of Disability:IN, a national non-profit supporting disability inclusio... Know more