Ishant Bhatia
Gurugram
Overview
9
9
years of professional experience
1
1
Certification
Work History
Lead & Architect Engineer
Nielsen
Gurugram
06.2024 - 02.2026
- Architected and built distributed media processing platform using Java, Spring Boot & Golang, enabling scalable media delivery.
- Developed and optimized high-throughput REST APIs, handling millions of requests/day, reducing average latency by 70-80% via caching (Redis/in-memory) and query optimization.
- Designed resilient inter-service communication (retries, circuit breakers, bulkheads), achieving 99.9%+ service availability under high traffic conditions.
- Utilised distributed data platforms including Apache Cassandra, Elasticsearch, and Apache Iceberg, with S3 and HDFS for scalable storage and efficient analytics workloads.
- Built an end-to-end RAG pipeline to analyze and provide intelligent solutions for production issues.
Senior Software & Architect Engineer
Paytm
Noida
10.2021 - 06.2024
- Engineered and scaled high-throughput microservices for Paytm's UPI platform, handling 10K+ TPS with p99 low-latency guarantees and strong consistency across distributed transactions.
- Developed distributed backend services with Java 21 and Spring Boot, enabling efficient inter-service communication through gRPC.
- Implemented event-driven architecture using Apache Kafka to enable asynchronous processing and scalable transaction workflows across multiple services.
- Managed transactional data storage with MySQL and created Change Data Capture (CDC) pipelines for real-time data propagation, and downstream processing.
- Enhanced system scalability, fault tolerance, observability, and performance optimisation, supporting high availability and reliability for large-scale payment transactions.
- Built an AI-powered RAG system for automated production issue troubleshooting, enabling intelligent root cause analysis, contextual incident resolution, knowledge retrieval, and real-time recommendation of actionable solutions.
Software Engineer
Oracle
India
12.2019 - 10.2021
- Architected and delivered a scalable auction platform, enabling real-time bidding workflows with strong consistency and low-latency updates across concurrent users.
- Engineered end-to-end backend systems (service layer, persistence layer, API integrations) while implementing secure coding standards and role-based access control (RBAC).
- Enhanced system performance through query optimization, caching strategies, and efficient data access patterns, maintaining consistent performance during high user concurrency.
Software Engineer
Envestnet Yodlee
India
01.2019 - 12.2019
- Designed and developed Personal Financial Management (PFM) product capabilities, implementing scalable features for financial data aggregation and transaction categorization.
- Built backend services using Java and Spring Boot and developed responsive UI components for banking applications.
Software Engineer
Allstate Solution
India
01.2017 - 12.2018
- Developed a comprehensive insurance product incorporating legally compliant forms, enhancing regulatory adherence.
- Engineered an online endorsement solution enabling users to complete insurance forms digitally, improving process efficiency by 99%.
Education
Bachelor of Technology (B.Tech) -
Haryana, India06-2014
Skills
- Java
- Golang
- Spring Boot
- Spring Security
- Microservices
- Kafka
- AWS
- MySQL, PostgreSQL, Oracle
- Cassandra, MongoDB
- Elasticsearch
- Redis
- Apache Iceberg, Hive
- Docker, Kubernetes
- Grafana
- GitHub Copilot, Cursor AI, ChatGPT, Codex AI, Kiro
- Distributed Systems, System Design
- Java Design Patterns
- RAG, LLM, LangChain, LangSmith, VectorDB, Agentic AI
Certification
Centre for Development of Advanced Computing (CDAC), 2016-06-01, 2016-12-31
Awards
- 3 Rising Star Awards at Paytm.
- 11 Spot Award at Envestnet Yodlee.
- 15 Team Support Awards at Allstate.
- Participated in OpenAI Hackathon, securing 3th place out of 150+ teams.
Timeline
Lead & Architect Engineer
Nielsen
06.2024 - 02.2026
Senior Software & Architect Engineer
Paytm
10.2021 - 06.2024
Software Engineer
Oracle
12.2019 - 10.2021
Software Engineer
Envestnet Yodlee
01.2019 - 12.2019
Software Engineer
Allstate Solution
01.2017 - 12.2018