Full Stack Developer III

Job Title: Full Stack Developer III

Location: Hybrid Newark, NJ

Duration: 12 months

Full Stack Developer/Engineer

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 the 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 client's 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, and 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)