Senior Full Stack Java Developer
Lansing, MI – Hybrid – Only Locals
9 months contract + Extension
We are seeking candidates who do not require visa sponsorship, are eligible to work on a W2.
References are required for this position. Please include a separate attachment with your submission that includes 2-3 professional references. Each reference should include the name, email, phone number, and their position title/company name.
A LinkedIn link should be included at the top of the resume. If candidate does not have a LinkedIn, this should be noted at the top of the resume..
Top Skills & Years of Experience:
- 10+ years of professional experience in software/application development, with strong expertise in Java and developing enterprise-level systems.
- Strong proficiency in Java, Spring, Spring Boot, Oracle, and Hibernate/JPA.
- Strong front-end development skills using Angular, React, HTML5, CSS3, JavaScript, and TypeScript.
- Experience with message queuing systems, such as IBM MQ or equivalent technologies.
- Expert-level proficiency in Core Java, Multithreading, Collections, Concurrency, and JVM performance tuning.
Required skills:
- 10+ years of professional experience in software/application development, with strong expertise in Java and developing enterprise-level systems.
- 3+ years of hands‑on experience in microservices architecture, containerization (e.g., Docker), and container orchestration (e.g., OpenShift or Kubernetes).
- Strong experience in designing multi‑tier applications, distributed systems, and high‑availability solutions.
- Strong understanding of REST APIs, service integration patterns, CI/CD pipelines, and secure application design.
- Proven expertise in modern security protocols and authentication frameworks, including OAuth 2.0, SAML, OpenID Connect, and JSON Web Tokens (JWT), with hands‑on experience implementing secure and scalable identity and access management solutions across distributed systems.
- Proven expertise in full stack development, with hands-on experience spanning both front-end and back-end technologies.
- Strong proficiency in Java, Spring, Spring Boot, Oracle, and Hibernate/JPA.
- Strong front-end development skills using Angular, React, HTML5, CSS3, JavaScript, and TypeScript.
- Extensive experience working with relational and NoSQL databases
- Experience with message queuing systems, such as IBM MQ or equivalent technologies.
- Familiarity with Agile/Scrum methodologies and the ability to thrive in a fast-paced, iterative development environment.
- Strong background in DevOps practices and tools, including Git, Jenkins, Docker, Kubernetes, Maven
- Expert-level proficiency in Core Java, Multithreading, Collections, Concurrency, and JVM performance tuning.
- Knowledge of Test-Driven Development (TDD) and hands-on experience with automated testing frameworks such as JUnit and Selenium. Experience using Playwright testing platform is desirable.
- Knowledge of AI driven code development tools (Amazon Q & Kiro)
- Excellent problem-solving, debugging, and analytical skills, with the ability to troubleshoot and resolve complex technical issues efficiently.
- Strong communication and collaboration skills, with the ability to work effectively in cross-functional teams.
Responsibilities:
- Design, develop, and maintain full stack applications utilizing Java (Spring Boot) on the back end and modern JavaScript frameworks such as React, Angular, or Vue on the front end.
- Lead the development of scalable, secure, and high-performance solutions using Java-based technologies.
- Collaborate closely with product owners, architects, and cross-functional teams to deliver comprehensive full-stack solutions aligned with business goals.
- Design, develop, and consume RESTful APIs, and integrate with various third-party services and platforms.
- Build responsive, user-friendly UI components using modern front-end frameworks, ensuring a seamless user experience across devices.
- Actively contribute to DevOps practices, including continuous integration/continuous deployment (CI/CD), containerization using Docker/Kubernetes, and automated testing.
- Participate in Agile/Scrum ceremonies and collaborate effectively within an agile development environment.
- Analyze, design, document, implement, and test software solutions based on detailed user stories managed through Jira.
- Ensure accurate and timely time tracking for billing and reporting purposes.
- Work alongside product owners to understand and define complex business processes and translate them into effective technical solutions.
- Identify common issues and recurring patterns across applications to design reusable, scalable solutions that reduce redundancy and improve maintainability.
- Provide knowledge transfer and mentorship to team members, ensuring continuity and shared understanding of developed solutions.
Detailed skills required:
- Proven ability to communicate effectively with both technical teams (developers, testers, architects) and business stakeholders (product owners, project managers, executives), ensuring alignment between business requirements and technical capabilities.
- Extensive experience working in Agile and Hybrid environments (Scrum, Kanban), with a strong track record of translating business requirements into actionable user stories for development teams; also familiar with traditional SDLC methodologies such as Waterfall.
- Strong understanding of enterprise software integration, including how applications interface with other systems and databases to support scalable and cohesive business solutions.
- Knowledgeable in IT infrastructure and architecture, APIs, middleware, and the evaluation of legacy versus emerging technologies in the context of software development decisions.
- Skilled at identifying functional and technical gaps in existing systems and designing targeted solutions whether through the development of new features, integration of third-party applications, or enhancement of legacy platforms to effectively meet business needs.
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