Java Developer (Spring-Boot Microservices developer)

Overview:

TekWissen is a global workforce management provider headquartered in Ann Arbor, Michigan that offers strategic talent solutions to our clients world-wide. Our client provider of digital technology and transformation, information technology and services

Position: Java Developer (Spring-Boot Microservices developer)

Location: Seattle, WA

Duration: 6 Months

Job Type: Temporary Assignment

Work Type: Onsite

Job Description:

• This role is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high availability environments.
• The role involves collaborating with engineers to develop software components using technologies such as virtualization, microservices, software-defined networking, distributed messaging (Kafka), and data persistent.
• It requires independent judgment to resolve technical issues and make recommendations for software design and implementation. Success is measured by the ability to deliver effective software solutions that integrate with system protocols and meet business and technical requirements.
• The work impacts organizational capabilities by enabling advanced software systems that improve operational efficiency and customer experience.

Key Responsibilities:

Core Development:

• Design, build, and maintain scalable Java applications and microservices (Spring Boot / Spring Framework)
• Write clean, well-tested, maintainable code following SOLID principles and team engineering standards
• Participate in code reviews, design discussions, and sprint planning
• Debug and resolve production issues, including performance tuning and root cause analysis
• Work with relational and/or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB)
• Build and consume REST/gRPC APIs; work with message queues (Kafka, RabbitMQ, SQS)

Knowledge, Skills and Abilities:

• Strong Java experience with Spring Boot and building RESTful APIs / microservices
• Solid understanding of API design, protocols, and backend architecture patterns
• Experience with databases (SQL + JPA/Hibernate; NoSQL is a plus)
• Familiarity with cloud platforms (AWS/Azure), Docker, and CI/CD pipelines
• Knowledge of security (Spring Security, OAuth2, JWT) and API best practices
• Experience with testing frameworks (JUnit, Mockito) and API testing tools
• Proficient in leveraging AI tools to enhance day-to-day development productivity and code quality
• Communication (Required)
• Customer Service (Required)
• Technical Writing (Required)

Required Qualifications:

• 3 6 years of professional Java development experience
• Strong proficiency in Java 11+ and Spring Boot/Spring Framework
• Experience with RESTful API design and microservices architecture
• Solid understanding of SQL and database design
• Practical, hands-on experience using AI coding assistants (Copilot, Claude Code, Cursor, etc.) in a real development workflow
• Familiarity with unit/integration testing frameworks (JUnit, Mockito)
• Working knowledge of Git, CI/CD pipelines, and containerization (Docker)

Preferred Qualifications:

• Exposure to cloud platforms (AWS, Azure, or GCP), Kubernetes
• Experience with Kafka or similar event-streaming platforms
• Prior experience in Agile/Scrum environments

Nice to Have:

• Contributions to internal AI tooling adoption or engineering productivity initiatives
• Experience with observability tools (Datadog, Splunk, Grafana).

TekWissen Group is an equal opportunity employer supporting workforce diversity.