Sr. Java Developer

Photon; Boston (MA); On-site; USD 120,000 - 180,000; Full time

Job summary

Photon is seeking a Sr. Backend Developer to own the end-to-end feature lifecycle, from design to cloud deployment. You will build Java-based microservices with Spring Boot, integrate with Vue.js frontend, and ensure reliability with automated tests.

You will deploy on AWS EKS, implement serverless logic with Lambda, and refine CI/CD pipelines using Jenkins, GitHub Actions, or GitLab CI to enable rapid, safe releases. Strong RESTful API design and Agile teamwork are essential.

Qualifications

• Backend expertise with Java and Spring Boot (Web, Security, Data).
• Cloud infrastructure with AWS, including EKS and Lambda.
• DevOps concepts and CI/CD tooling experience (Jenkins, GitLab CI, or GitHub Actions).
• Experience with unit testing and Test-Driven Development (TDD).
• Version control using Git and collaborative workflows.

Responsibilities

• Lead design and implementation of new modules using Java and Spring Boot, ensuring high performance and responsiveness.
• Collaborate on integrating Vue.js frontend with server-side logic for seamless data flow.
• Write automated unit tests with JUnit/Mockito to ensure code reliability and test coverage.
• Deploy and manage containerized apps in AWS EKS and develop serverless logic with AWS Lambda.
• Maintain and optimize CI/CD pipelines for automated builds, tests, and deployments.
• Develop and maintain secure, scalable RESTful APIs for internal and external services.

Skills

Java

Spring Boot

RESTful APIs

Unit Testing

Git

Tools

AWS

AWS EKS

AWS Lambda

Jenkins

GitLab CI

GitHub Actions

Docker

JUnit/Mockito

Job description

For the past 20 years, we have powered many Digital Experiences for the Fortune 500. Since 1999, we have grown from a few people to more than 4000 team members across the globe that are engaged in various Digital Modernization. Our current focus and innovation in Digital Hyper expansion TM offers nearly limitless opportunities for career growth. For a brief 1-minute video about us, you can check out https://youtu.be/uJWBWQZEA6o.

We are looking for a versatile Sr. Backend Developer to join our engineering team. In this role, you will be responsible for the end-to-end lifecycle of feature development, from initial design and API integration to automated testing and cloud deployment. You will work across a modern stack, leveraging Java-based microservices and serverless functions to build scalable, high-availability systems.

Key Responsibilities

• Feature Development: Lead the design and implementation of new functional modules using Java and Spring Boot, ensuring high performance and responsiveness to requests from the front-end.
• Full-Stack Integration: Collaborate on the integration of user-facing elements developed in Vue.js with server-side logic, maintaining a seamless flow of data across the stack.
• Unit Testing & Quality: Write comprehensive, automated unit tests (using JUnit/Mockito) for every feature to ensure code reliability, maintainability, and a high level of test coverage.
• Cloud-Native Deployment: Manage and deploy containerized applications within AWS EKS (Elastic Kubernetes Service) and develop serverless logic using AWS Lambda.
• CI/CD Pipeline Management: Maintain and optimize CI/CD pipelines to automate builds, testing, and deployment processes, ensuring a robust and rapid release cycle.
• API Design: Develop and maintain secure, scalable RESTful APIs that serve as the backbone for various internal and external service integrations.

Required Technical Skills

• Backend: Strong proficiency in Java and the Spring Boot framework (Web, Security, Data).
• Cloud Infrastructure: Hands-on experience with AWS, including EKS for orchestration and Lambda for serverless computing.
• DevOps: Solid understanding of CI/CD concepts and tools (e.g., Jenkins, GitLab CI, or GitHub Actions).
• Testing: Expertise in writing unit tests and familiarity with Test-Driven Development (TDD) practices.
• Version Control: Expert knowledge of Git for branching, merging, and pull request workflows.

Preferred Qualifications

• Experience with SQL/NoSQL databases (e.g., PostgreSQL, DynamoDB).
• Understanding of containerization principles using Docker.
• Knowledge of monitoring and logging tools within an EKS environment.
• Excellent problem-solving skills and the ability to work in an agile, fast-paced environment.