Sr Java API Developer - New York

Photon$40K — $140K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 5-8+ years of experience in Java backend development.
  • Strong proficiency in Java 11/17 and object-oriented programming principles.
  • Extensive experience with Spring Boot and related Spring frameworks.
  • Strong experience designing and developing RESTful APIs and microservices.
  • Experience with relational databases such as PostgreSQL, MySQL, or Oracle.

Responsibilities

  • Design, develop, and maintain RESTful APIs and microservices using Java and Spring Boot.
  • Build scalable, secure, and high-performance backend services.
  • Develop reusable and maintainable code following clean architecture and coding best practices.
  • Collaborate with cross-functional teams throughout the software development lifecycle.
  • Implement API security using OAuth2, JWT, OpenID Connect, and other authentication mechanisms.
  • Integrate with third-party services and enterprise applications.
  • Troubleshoot production issues, optimize application performance, and support deployments.

Benefits

  • Medical, vision, and dental benefits.
  • 401k retirement plan.
  • Variable pay/incentives.
  • Paid time off and paid holidays for full-time employees.
Full Job Description
Job Description

Position Summary

We are seeking a Senior Java API Developer to design, develop, and maintain secure, scalable, and high-performance RESTful APIs and microservices. The ideal candidate has extensive experience with Java, Spring Boot, API design, cloud-native development, and modern software engineering practices. You will collaborate with cross-functional teams to build enterprise-grade applications that are reliable, scalable, and maintainable.

Key Responsibilities
  • Design, develop, and maintain RESTful APIs and microservices using Java and Spring Boot.
  • Build scalable, secure, and high-performance backend services.
  • Develop reusable and maintainable code following clean architecture and coding best practices.
  • Collaborate with product owners, architects, frontend developers, QA, and DevOps teams throughout the software development lifecycle.
  • Design and optimize database schemas, queries, and data access layers.
  • Implement API security using OAuth2, JWT, OpenID Connect, and other authentication mechanisms.
  • Integrate with third-party services, messaging systems, and enterprise applications.
  • Develop unit, integration, and API tests to ensure code quality and reliability.
  • Participate in code reviews, technical design discussions, and architecture decisions.
  • Troubleshoot production issues, optimize application performance, and support deployments.
  • Contribute to CI/CD pipelines and DevSecOps practices.

Required Qualifications
  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 5-8+ years of experience in Java backend development.
  • Strong proficiency in Java 11/17 and object-oriented programming principles.
  • Extensive experience with Spring Boot, Spring MVC, Spring Data JPA, and Spring Security.
  • Strong experience designing and developing RESTful APIs and microservices.
  • Experience with Hibernate/JPA and relational databases such as PostgreSQL, MySQL, or Oracle.
  • Knowledge of NoSQL databases such as MongoDB or Cassandra is a plus.
  • Experience with API documentation using Swagger/OpenAPI.
  • Familiarity with messaging platforms such as Kafka or RabbitMQ.
  • Experience using Git and modern CI/CD tools.
  • Strong understanding of Agile/Scrum development methodologies.

Preferred Qualifications
  • Experience with cloud platforms such as AWS, Azure, or GCP.
  • Familiarity with Docker, Kubernetes, and containerized deployments.
  • Experience implementing event-driven and distributed architectures.
  • Knowledge of caching technologies such as Redis or Hazelcast.
  • Exposure to GraphQL is a plus.
  • Understanding of observability tools such as Prometheus, Grafana, ELK Stack, or Splunk.

Technical Skills
  • Programming: Java 11/17, Core Java
  • Frameworks: Spring Boot, Spring MVC, Spring Security, Spring Data JPA
  • API Technologies: REST, OpenAPI/Swagger, JSON, GraphQL (optional)
  • Databases: PostgreSQL, MySQL, Oracle, MongoDB
  • Messaging: Apache Kafka, RabbitMQ
  • Build Tools: Maven, Gradle
  • Testing: JUnit, Mockito, REST Assured
  • CI/CD: Jenkins, GitHub Actions, GitLab CI, Azure DevOps
  • Containers: Docker, Kubernetes
  • Version Control: Git

Compensation, Benefits and Duration

Minimum Compensation: USD 40,000
Maximum Compensation: USD 140,000
Compensation is based on actual experience and qualifications of the candidate. The above is a reasonable and a good faith estimate for the role.
Medical, vision, and dental benefits, 401k retirement plan, variable pay/incentives, paid time off, and paid holidays are available for full-time employees.
This position is not available for independent contractors
No applications will be considered if received more than 120 days after the date of this post

About Photon

Photon Careers

Joining Photon presents an unparalleled opportunity to advance one's career with a leader in digital innovation. Photon is actively seeking talented individuals to join its diverse team of professionals, dedicated to reshaping industries through technology and creativity.

Explore Job Opportunities

Photon offers a variety of job opportunities that cater to a range of skills and interests. Each position at Photon is designed to challenge team members while providing meaningful pathways for professional and personal growth.

Experience the Culture and Benefits

Photon is committed to fostering a workplace culture that promotes diversity and inclusion. The company provides comprehensive benefits designed to support the health, well-being, and financial security of each team member. At Photon, every professional enjoys access to career development programs and diversity training, ensuring they are equipped for leadership roles in an evolving marketplace.

Engage in Professional Growth

Photon believes in the power of innovation and leadership to drive success. The company supports its team members with resources for continuous learning and growth, including advanced training sessions and leadership workshops. Networking within Photon’s industry-leading community allows for unparalleled career advancement and skill enhancement.

Internship Programs

For those beginning their professional journey, Photon offers internship programs that provide a robust foundation in digital solutions. Internships at Photon are characterized by immersive projects and hands-on learning, guided by experts in various fields. These programs are a gateway to full-time employment and a promising career path.

Join the Team

Photon is hiring! Explore open positions that match your skills and interests. Photon looks for passionate, curious, creative, and solution-driven team players. Whether you are starting your career or looking to make a significant impact in your professional journey, Photon has a place for you.

Prepare for Your Interview

Photon values a thorough selection process. Prospective team members are encouraged to prepare by understanding the company’s mission and values. Tailoring your resume to highlight relevant experience and skills will make a significant difference. Engage actively during your interview, demonstrating your knowledge and enthusiasm for the role you are applying for.

Stay Connected

Keep up to date with the latest from Photon by following the company’s career blog. Gain insights from insiders, learn about new job openings, and get tips on preparing your resume and acing your interview.

Career Development at Photon

Photon is dedicated to the professional development of its team members. The company offers various tools and resources, including career coaching and performance feedback, to help individuals reach their full potential. With Photon, career aspirations are nurtured, encouraging every team member to excel and innovate in their respective roles.

Networking and Career Opportunities

Photon encourages its team members to engage in networking within the company and the broader industry. These connections can lead to myriad opportunities, from collaborative projects to mentorship. Networking at Photon is not just about building professional relationships; it's about fostering a community of innovation and mutual growth.

Conclusion

Photon is not just a company; it is a community of driven professionals committed to making a difference. With a focus on innovation, leadership, and diversity, Photon offers a dynamic environment where ambitious individuals can thrive. Explore the possibilities and join Photon’s team of leaders, innovators, and visionaries.
Learn more about Photon

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