Vinay Kumar
Bangalore
Summary
Senior software engineer and technical lead with over 12 years of experience in Java enterprise development, focusing on Spring Boot microservices and event-driven architectures. Demonstrated expertise in providing technical leadership while actively engaging in development, testing, analysis, and production support. Proficient in Kafka-based asynchronous systems, relational databases such as Oracle and SQL Server, and CI/CD automation with Jenkins. Experienced in AI and GenAI integration, including LLM and RAG-based backend services.
Overview
13
13
years of professional experience
Work History
Senior Software Engineer
Automotive company
08.2025 - 03.2026
- Engineered an AI-powered smart search platform enabling natural language queries, improving search relevance and user experience.
- Built scalable backend services using Python and FastAPI, designing REST APIs for high-performance query processing.
- Integrated React-based frontend with FastAPI backend, enabling seamless end-to-end communication for real-time search interactions.
- Implemented Retrieval-Augmented Generation (RAG) using LangChain and vector databases, enabling context-aware and accurate responses.
- Integrated Large Language Models (LLMs) for semantic understanding, query transformation, and intelligent response generation.
- Developed API contracts and data flow between React UI and backend services, ensuring efficient state management and low-latency responses.
- Supported multi-region deployment requirements, adapting configurations for localization and compliance needs.
Senior Software Engineer
Ryzan Technologies
12.2024 - 08.2025
- Developed and maintained Java 17 + Spring Boot microservices for large-scale banking platforms at Nedbank, supporting high-volume, mission-critical financial operations.
- Designed and implemented RESTful APIs and Kafka-based event-driven architectures, enabling scalable, resilient, and asynchronous processing across distributed systems.
- Contributed to AI/GenAI proof-of-concepts, including LLM orchestration, document intelligence pipelines, and backend AI workflows to enhance automation and decision-making.
- Improved system performance and reliability by addressing technical debt, optimizing Redis usage, and enhancing caching strategies for reduced latency.
- Containerised microservices using Docker and deployed on Kubernetes (AKS), ensuring scalability, portability, and high availability in enterprise environments.
- Collaborated with cross-functional teams (product owners, architects, and engineers) to translate complex business requirements into scalable, production-ready solutions.
- Leveraged Azure cloud services including Azure Service Bus, AKS, Azure Storage, Azure DevOps, and Cosmos DB to build and operate cloud-native applications.
Senior Software Engineer
Global Food & Beverage Enterprise
04.2024 - 12.2024
- Engineered enterprise-grade Spring Boot microservices supporting high-throughput internal platforms, ensuring scalability, reliability, and fault tolerance.
- Contributed to AI/GenAI proof-of-concept initiatives, integrating LLM APIs and implementing RAG-based architectures for intelligent data retrieval and processing.
- Designed and optimized Kafka-based ingestion pipelines, processing 10+ million records per day with high throughput and low latency.
- Worked extensively with Oracle and SQL Server, supporting both transactional systems and large-scale reporting workloads.
- Streamlined CI/CD pipelines using Jenkins, improving deployment reliability, reducing manual effort, and accelerating release cycles.
- Leveraged Azure cloud services including Azure Service Bus, AKS, Azure Storage, Azure DevOps, and Cosmos DB to build and operate scalable, cloud-native applications.
Technical Lead
Aster DM Healthcare
01.2023 - 03.2024
- Provided technical leadership while remaining hands-on during migration to Spring Boot microservices.
- Led containerization efforts using Docker, with deployments on Kubernetes / OpenShift environments.
- Reduced API latency by approximately 30% through performance tuning and architectural improvements.
- Mentored engineers, enforced coding standards, and promoted DevOps and automation best practices.
- Developed consumer portal using Angular.
- Utilised AWS services including Amazon EKS, EC2, Amazon RDS, Amazon ECR, and Amazon CloudWatch to build and operate scalable cloud-native applications.
Senior Software Engineer
Xactly Corporation
08.2021 - 01.2023
- Designed and developed RESTful microservices using Java and Spring Boot.
- Integrated Kafka and API Gateways (Apigee) for secure and scalable service communication.
- Improved CI/CD pipelines and deployment reliability across environments.
- Utilized AWS services including Amazon EKS, EC2, Amazon RDS, Amazon ECR, and Amazon CloudWatch to build and operate scalable cloud-native applications.
Senior Software Engineer
StatusNeo
Bangalore
11.2020 - 08.2021
- Designed and implemented a secure AI marketplace, exposing deployed AI models as subscription-based APIs, with significant API performance and scalability optimizations.
- Bangalore
Senior Software Engineer
Harman Connected Services
Bangalore
12.2019 - 11.2020
- Architected event-driven microservices for connected vehicle platforms using Kafka and Pulsar, implementing high-throughput telemetry ingestion and real-time anomaly detection.
- Bangalore
ATCS
08.2018 - 08.2019
- Architected event-driven microservices for connected vehicle platforms using Kafka and Pulsar, implementing high-throughput telemetry ingestion and real-time anomaly detection.
Senior Application Developer
Oracle Financial Services
Bangalore
03.2016 - 08.2018
- Developed and modernized enterprise financial applications, refactoring monoliths into Spring Boot microservices, integrating third-party APIs, and improving database performance by 40%.
- Bangalore
Engineer
Pearson
12.2012 - 03.2016
- Designed and developed REST APIs for product-to-operations integration, provided production support, and implemented CI/CD automation for reliable deployments.
Skills
- Java 8-17
- Spring Boot
- Microservices
- REST APIs
- Kafka
- Event-Driven Architecture
- Oracle
- SQL Server
- PostgreSQL
- Jenkins
- CI/CD
- Docker
- Kubernetes
- OpenShift
- AI Integration
- GenAI
- LLM
- RAG
- Python
- Fast API
- Vector DB
- HTML
- CSS
- Angular
Timeline
Senior Software Engineer
Automotive company
08.2025 - 03.2026
Senior Software Engineer
Ryzan Technologies
12.2024 - 08.2025
Senior Software Engineer
Global Food & Beverage Enterprise
04.2024 - 12.2024
Technical Lead
Aster DM Healthcare
01.2023 - 03.2024
Senior Software Engineer
Xactly Corporation
08.2021 - 01.2023
Senior Software Engineer
StatusNeo
11.2020 - 08.2021
Senior Software Engineer
Harman Connected Services
12.2019 - 11.2020
ATCS
08.2018 - 08.2019
Senior Application Developer
Oracle Financial Services
03.2016 - 08.2018
Engineer
Pearson
12.2012 - 03.2016