Senior Backend Developer

About The Job:

• We are looking for a Senior Backend Java Engineer (7 to 8 years of experience) to join the Relay team.
• In this role, you will design and scale high-volume backend applications, lead the integration of AI/ML capabilities into Java services, and build autonomous agents that drive next-generation test automation across core product teams.
• We are looking for 7+ years of experience with niche skills such as Microservices, Multithreading, Spring, AWS, and AI.

Essential Job Functions:

• Design and build high-volume, low-latency, and high-availability applications throughout the full software development lifecycle.
• Write clean, testable, specification-compliant code, managing software components through release.
• Integrate AI/ML capabilities, LLM APIs, and intelligent backend services (RAG, semantic search, automation) to power AI-driven workflows.
• Build AI agents for automated root cause analysis (RCA), self-healing, and intelligent test automation.
• Partner with product teams (e.g., Express, Firefly, Photoshop) to deliver end-to-end solutions, drive product adoption, and enable self-service platform engineering.
• Leverage AI-assisted tools (e.g., GitHub Copilot, Cursor) to accelerate development and support continuous architectural improvements.

Qualifications:
TOP 5 Skills Must Have

• Microservices
• Multithreading
• Spring Framework
• AWS
• Working experience with AI

Required Skills & Expertise

• Java Core & Frameworks: 5–8 years of experience building scalable, multithreaded server-side applications using Java/Java EE, Spring Framework, and object-oriented design patterns.
• Data & Performance: Deep proficiency with Relational Databases (SQL, high-performance transactional queries) and MongoDB, using ORMs (JPA2, Hibernate) optimized for speed and scalability.
• AI/ML Integration: Hands-on experience integrating LLMs/AI APIs (OpenAI, Claude, Gemini) into Java services using frameworks like Spring AI or LangChain4j, including prompt engineering and context management.
• AI Infrastructure & RAG: Familiarity with vector databases (e.g., Pinecone, Milvus, pgvector) and Retrieval-Augmented Generation (RAG) architecture to build reliable backend features.
• Modern AI Practices: Practical experience with AI-assisted development tools (Copilot, Cursor) alongside an understanding of model deployment, cost/latency optimization, and responsible AI guardrails (privacy, hallucination mitigation).

Education:

• BE and above.

How to Apply:Interested candidates are encouraged to respond/submit their updated resumes, and for additional job opportunities, please visitJobs In India – VARITE.

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About VARITE: VARITE is a global staffing and IT consulting company providing technical consulting and team augmentation services to Fortune 500 Companies in USA, UK, CANADA and INDIA. VARITE is currently a primary and direct vendor to the leading corporations in the verticals of Networking, Cloud Infrastructure, Hardware and Software, Digital Marketing and Media Solutions, Clinical Diagnostics, Utilities, Gaming and Entertainment, and Financial Services.

Equal Opportunity Employer:
VARITE is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, marital status, veteran status, or disability status.