Resume

Engineering Lead with 12+ years of experience

Experience

Diligenta • Edinburgh, UK • 2024 - Present

Architected and shipped an AI-agentic research engine chaining Llama-3 models with vector-grounded search, pushing factual-accuracy from 88% → 97%
Designed a canonical entity model and H3-based conflation pipeline that merged multi-source POI data; lifted merge precision to > 95 %.
Centralized authentication by extracting IAM logic into modern API Gateway layer with standards-based token validation
Engineered a hybrid retrieval system by fusing FAISS(semantic) and BM25 (lexical) search with Reciprocal Rank Fusion (RRF). This approach improved grounding fidelity and reducing off-topic results.
Led cross-functional team establishing engineering standards, mentoring, automated testing, and observability

Diligenta • Edinburgh, UK • 2022 - 2024

Incorporated SQS a messages queuing layer to decouple microservices communication, enhancing system resilience and scalability under peak loads, improved average 90th percentile latency by 30%
Implemented adaptive MFA (RFC-6238 compliant) reducing authentication failures and improving device onboarding
Designed and shipped eSignature workflow with Docusign, reducing advisor turnaround by 50%
Shipped Apple Pay & Google Pay integrations, increasing digital payment adoption by 10%

Tata Consultancy Services • Bangalore, India • 2018 - 2022

Built full SSO solution using Forgerock IDP with OAuth/OIDC flows, consent handling, and policy-based access
Migrated core backend infrastructure from AWS ECS → Azure AKS, improving cost efficiency
Implemented semantic document search using embeddings and Elasticsearch for legal documents

Tata Consultancy Services • Chennai, India • 2016 - 2018

Built high-throughput WebSocket messaging server handling 40M+ messages/day with low-latency fan-out
Designed AI-driven mentor–mentee recommender, improving match success by 30%
Developed MS Teams–integrated nudging platform using Bot Framework and adaptive cards

Advisory Board Company • Chennai, India • 2014 - 2016

Built HMAC-based service authentication libraries used across internal microservices
Developed extensible webhook framework enabling cross-system communication & CI/CD triggers

Amrita School of Engineering • India • 2010 - 2014