Jan 2023 – Sep 2025 · 2 yrs 8 mos · Hyderabad, Telangana, India · On-site

• Led end-to-end API suite for Mosaic, encompassing API Gateway and Routing
• using Kong, OpenID Connect with OAuth, comprehensive monitoring (Grafana,
• Prometheus, Splunk), performance/contract testing, and public documentation.
• Introduced and implemented automation for on-boarding of clients on the API
• suite for Shareholder Services reducing on-boarding time from avg. one week to
• avg. one day. This included state management using jira APIs.
• Proposed and Built contract testing suite for API schema validation. Using
• tree-based matching of documented client contracts and API schema.
• Introduced and built a release reconciliation system using Python that proactively
• detects release inconsistencies with the planned release items. Catching on average
• 3 scope mismatch every release by reconciling data from Gitlab and Jira.

Jun 2021 – Dec 2022 · 1 yr 6 mos · Hyderabad, Telangana, India · On-site

• Migrated legacy hardship programs from Pega (BPM) to an in-house Spring-based
• application, leveraging Single Responsibility Principle (SRP) to be leveraged by
• various other credit collection programs, highly reducing development cost.
• Implemented contract-based validation at the ingress proxy to enforce schema
• compliance for external API requests, enhancing security and consistency by
• reusing contracts for client implementation with OpenAPI.
• Designed and implemented secure service-to-service authentication using mutual
• TLS (mTLS) with shared root certificates, enabling encrypted communication and
• trusted identity verification across same-VPC and cloud-to-on-premises services.
• Developed event-driven push notification logic using Kafka and schedulers for the
• Apple Card app to deliver payment reminders with various regulations, optimizing
• timing for customer engagement with A/B testing to 10% notification clicks.
• Enhanced Gitlab CI/CD pipelines with automated integration testing and
• integrated Jira status checks to ensure regression coverage and alignment between
• code changes and issue tracking. Usually catches ~8 issues before QA delivery.

Aug 2020 – Jun 2021 · 10 mos · On-site

• Re-architect the dispute management system to support n types of disputes with
• abstraction using java generics, factory design, and normalized database schema
• (PostgreSQL), type-safe handling of diverse dispute scenarios.
• Proposed and implemented an in-memory LRU caching solution, reducing dispute
• creation latency from ~1000ms to under ~500ms. Optimized cache size
• dynamically based on traffic patterns and cache hit turnaround time to ensure
• efficient memory usage under varying load conditions.
• Implemented Spring Data JPA to enable temporary database access via APIs during
• suspension of direct DB logins, facilitating seamless testing and debugging for the
• development team without compromising security.

Jan 2020 – Jul 2020 · 6 mos · On-site

• Built a Dispute Management web application from scratch using a custom Javascript
• framework, enabling dynamic form rendering based on backend-provided
• metadata to support flexible and scalable dispute creation workflows.
• Developed a bulk dispute creation feature with direct file upload to S3 from the UI,
• implementing end-to-end transactional processing with validation and error
• handling to ensure data integrity.

Jun 2018 – Jul 2018 · 1 mo · Nvidia labs Bennett University

Aug 2017 – May 2018 · 9 mos · Patiala Area, India