Note: The job is a remote job and is open to candidates in USA. Tarkik Solutions is seeking Senior Java Full Stack Developers to support the Department of Homeland Security. The role focuses on building and maintaining secure, scalable Java/Spring Boot services, APIs, and microservices, alongside front-end applications, using DevSecOps practices in AWS environments.

Responsibilities

• Design, build, and maintain enterprise Java/JEE backend services using Spring and Spring Boot
• Build high-performance RESTful APIs and microservices, including integration across distributed systems and event-driven architectures
• Develop and maintain front-end applications using JavaScript/TypeScript with React or Angular, consuming JSON-based APIs
• Containerize and deploy services using Docker, and manage orchestration with Kubernetes and Helm
• Build and maintain CI/CD pipelines (Harness, Jenkins) that automate testing, security scanning, and deployment
• Design and support applications running in enterprise-scale AWS environments
• Write and execute automated tests (unit, integration, Selenium, Artillery, Insomnia, TDD/BDD)
• Document and test APIs
• Work with cross-functional teams to turn requirements into high-quality, secure solutions
• Participate in daily stand-ups, sprint planning, and retrospectives, communicating progress and blockers clearly
• Debug and resolve issues in existing code to keep applications running smoothly and securely
• Perform code reviews to uphold quality, coverage, and coding standards
• Collaborate with QA to identify, track (Jira), and resolve defects
• Monitor application performance in production and implement improvements

Skills

• Bachelor's degree in business, IT, or any related field
• 8+ years of relevant work experience supporting complex projects
• US Citizenship
• Ability to obtain and hold a DHS Public Trust position and favorable suitability through a component background investigation
• Java / JEE and object-oriented design
• Spring Framework and Spring Boot, including Spring REST, Spring Data, and Spring Security
• Microservices architecture and design patterns
• Designing, developing, and consuming RESTful/JSON APIs
• SQL and ORM frameworks (JPA/Hibernate)
• Docker, Kubernetes, and Helm
• Enterprise-scale applications in AWS
• CI/CD with at least one DevSecOps tool such as Jenkins or Harness
• JavaScript/TypeScript with React or Angular
• Automated testing tools and practices (Selenium, Artillery, Insomnia, TDD, BDD)
• Agile methodologies and tools
• Strong communication skills, self-starter mindset, and the ability to understand business requirements
• Existing DHS Public Trust, active CBP BI, or DoD Secret/Top Secret clearance
• Message queues and event-driven architecture
• PostgreSQL
• Git / GitHub
• Large-scale distributed systems
• Splunk
• Jasper Reports
• Amazon Aurora, Redshift, S3, ECS
• Apache Tomcat
• Rancher
• Knowledge of SAFe

Benefits

• DC/Maryland/Virginia (DMV) candidates: hybrid work with 1 day per week on-site in Ashburn, VA
• Candidates outside the DMV: remote work is permitted

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