Senior Java Software Engineer

We are seeking an experienced Senior Software Engineer with a strong understanding of software design patterns to lead key initiatives in cloud infrastructure, automation, and security. The role is hybrid-remote, on-site in the New York office 2 days per week and remote for the remaining 3 days.

• Final date to receive applications: May 31 2026
• Department: Engineering
• Employment Type: Full Time
• Location: San Ramon, CA
• Workplace type: Hybrid – in New York office 2 days per week
• Compensation: $140,000 – $170,000 / year
• Reporting To: Serge Kurenkov

• Design and Implement Core Systems: Build scalable, maintainable services and components, applying appropriate design patterns to ensure clear structure and long-term reliability.
• Enhance Cloud Infrastructure: Develop and evolve AWS-based systems with strong architectural practices and high operational quality.
• Automate Security and Quality: Integrate automated testing, security checks, and validation tools directly into the engineering pipeline.
• Collaborate Across the SDLC: Work closely with product and engineering teams to shape designs, refine implementation plans, and ensure smooth delivery.
• Mentor Engineers: Provide guidance on architecture, design decisions, and engineering best practices.
• Drive Technical Evolution: Research and introduce new tools, frameworks, and approaches—including AI/ML or LLM-driven methods—that enhance overall engineering efficiency.

• 8+ years of professional software engineering experience
  , with deep expertise in Java, Spring, and applying design patterns (GoF, architectural, integration) to build clean, scalable systems.
• Strong ability to evaluate, select, and apply design patterns to solve complex engineering problems with clarity and maintainability.
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Solid experience building and maintaining distributed, cloud-based systems
  , ideally on AWS.
• Strong understanding of microservices architecture
  , service boundaries, API design, and system modularity.
• Hands‑on experience with CI/CD automation to support reliable software delivery (Jenkins, Git Hub Actions, Bitbucket Pipelines).
• Proficiency with containerization (Docker, Kubernetes) for running and scaling services.
• Solid understanding of security fundamentals
  , including IAM, encryption, and secure service-to-service communication.
• Demonstrated ability to mentor engineers
  , lead code reviews, and guide architectural decisions.
• Experience with incident response
  , debugging distributed systems, and performing root‑cause analysis.
• Familiarity with PHP/Laravel, front-end technologies, and SQL/No
  
  SQL databases is a plus.
• Interest or hands‑on experience applying AI/ML or LLM-driven techniques within engineering workflows. Professional certifications (AWS, Java, Architecture) are a strong plus.

• Gappify is an equal‑opportunity employer and strongly encourages people of all backgrounds to apply for positions for which they are qualified. We proudly welcome unique perspectives and do not tolerate any form of discrimination.
• Benefits: 401(k) participation, unlimited Paid Time Off (subject to company policy), and fully covered premiums for medical, dental, and vision care.