Full Stack Developer

JSR Tech Consulting; New Jersey; Hybrid; USD 89,544 - 96,432; Full time

Job summary

JSR Tech Consulting in New Jersey is seeking a Full Stack Developer/Engineer for a contract-to-hire role with a leading investment firm. Hybrid in Newark, NJ, you will work on front-end and back-end capabilities, focusing on React and NodeJS, delivering scalable solutions for retirement strategies technology platforms.

You will collaborate with product owners, tech leads, and engineers to design, test, and deploy features, write unit and integration tests, and apply modern design patterns while

Qualifications

• Experience building front-end apps with React.js and hooks.
• Backend experience with Node.js and RESTful APIs.
• Proficiency in JavaScript/TypeScript across full stack.
• Experience designing and consuming REST/GraphQL APIs and microservices.

Responsibilities

• Build applications following modern coding practices and architecture.
• Develop high-quality, well-documented code aligned with company standards.
• Collaborate with product owners to understand needs and define feature stories.
• Write unit, integration, and automated tests; resolve issues raised by QA.
• Stay aware of emerging technologies and contribute learning and innovation.

Skills

React.js

Node.js

JavaScript/TypeScript

REST/GraphQL APIs

AWS

Docker

CI/CD

Cloud infrastructure

PostgreSQL/MongoDB

CloudWatch

Job description

Contract to Hire Position

Contract to hire position with a large investment firm.

Hybrid in Newark, NJ.

Description: Heavier front-end focus - React and NodeJS full stack developer needed.

Full Stack Developer/Engineer

Are you interested in building capabilities that enable the organization with innovation, speed, agility, scalability and efficiency? The Retirement Strategies Technology team takes great pride in our culture where digital transformation is built into our DNA! When you join our organization at ***, you'll unlock an exciting and impactful career - all while growing your skills and advancing your profession at one of the world's leading financial services institutions.

Your Team & Role

As a Software Engineer on/in Retirement Strategies Technology, you will partner with product owners, tech leads, designers, engineers and delivery professionals. You will code, test and debug new and existing applications as you implement capabilities to solve sophisticated business problems, deploy innovative products, services and experiences to delight our customers! In addition to an applied technical understanding and knowledge, you will bring excellent problem solving, communication and teamwork skills, along with agile ways of working, strong business insight, an inclusive leadership attitude and a continuous learning focus to all that you do.

Here is What You Can Expect on a Typical Day

• Build applications ensuring that the code follows latest coding practices and industry standards, using modern design patterns and architectural principles; with guidance, actively code against the roadmap.
• Develop high quality, well documented and efficient code adhering to all applicable company standards.
• Collaborate with product owners in understanding needs and defining feature stories, tech leads in defining technical design and other team members to understand the system end-to-end and deliver robust solutions that bring about business impact.
• Write unit, integration tests and functional automation, researching problems discovered by quality assurance or product support, developing solutions to address the problems.
• Bring an understanding of relevant and emerging technologies, begin to identify opportunities to provide feedback to the team, and embed learning and innovation in the day-to-day.
• Work on problems of diverse scope in which analysis of data requires evaluation of identifiable factors.
• Use programming languages including but not limited to Python, Java, or JavaScript and React, Springboot, Node.js frameworks.

The Skills & Expertise You Bring

• Strong hands‑on experience with React.js (hooks, state management, component-based architecture) for building responsive, scalable UIs.
• Solid backend development experience using Node.js (Express/NestJS) and RESTful API design.
• Proficiency in JavaScript/TypeScript across full stack (frontend + backend).
• Experience designing and integrating REST/GraphQL APIs and microservices architectures.
• Hands‑on experience with AWS cloud services (e.g., EC2, S3, API Gateway, Lambda).
• Working knowledge of containerization using Docker and deployment to AWS ECS (or EKS).
• Experience with CI/CD pipelines and automated deployments in AWS environments.
• Understanding of cloud infrastructure concepts (VPC, IAM, load balancing, auto scaling).
• Proficiency with databases (PostgreSQL, MongoDB, or NoSQL) and query optimization.
• Experience with monitoring and logging tools (e.g., CloudWatch).

Payrate 65- 70 per hour based on experience.