23 hours ago
Pune, IndiaSenior
Responsibilities
- Design and develop enterprise applications using Java, Spring Boot, and microservices.
- Build scalable and secure REST APIs for platform integration.
- Develop Python backend services with LLM integrations, RAG patterns, and AI agents.
- Integrate semantic search, vector databases, embedding models, and knowledge retrieval into business workflows.
- Collaborate with architects, product owners, and engineering teams on cloud-native solutions.
- Contribute to CI/CD pipelines, containerized deployments, and production support in cloud environments.
- Conduct code reviews, troubleshoot performance issues, and improve application resilience and maintainability.
- Follow security, governance, and responsible AI standards.
Requirements
- Any graduation and/or equivalent military experience.
- 6+ years of Java development experience using Java 8, 11, or 17.
- 6+ years of experience with Spring Boot, Spring MVC, Spring Security, and REST API development.
- 6+ years of experience with microservices, JPA/Hibernate, and SQL or NoSQL databases.
- 6+ years of Python development experience for backend services, LLM integrations, RAG, and AI agents.
- 6+ years of experience with cloud platforms, Docker, Kubernetes, and CI/CD tools such as Azure DevOps, GitHub Actions, or Jenkins.
- Preferred: 6+ years with LangChain, LangGraph, enterprise AI assistants, Azure OpenAI, AWS Bedrock, vector databases, embedding models, document indexing pipelines, Kafka or RabbitMQ, and MLOps or LLMOps.
Tech Stack
Categories
About Fiserv
Fiserv builds payments and financial technology for banks, credit unions, merchants, and billers, including merchant acquiring, card issuing, core banking, and digital banking platforms. It earns revenue through transaction processing, software licensing, and managed services across POS (Clover), bill pay, ACH and card networks, and risk/compliance. The public company is headquartered in Milwaukee, trades on NASDAQ/BMV, acquired First Data in 2019, and serves clients in more than 100 countries.