Apr 2024 – Nov 2024 · 7 mos

• Migration of Internal Microservices from HTTP to gRPC : Led the migration of 15+ mission-critical internal microservices from REST to gRPC to optimise inter-service communication. Reduced end-to-end service latency by 45% and improved system-wide throughput by 300%. Enabled seamless scaling of microservices to handle 10k+ RPS during peak traffic.
• Designed and implemented gRPC service contracts using Protocol Buffers (protobuf) to enforce strict API schemas, ensuring backward compatibility and reducing serialization/deserialization overhead by 35%

Mar 2022 – Nov 2023 · 1 yr 8 mos · Gurugram, Haryana, India

• Loan Management System : Led the development of loan Management System and implemented complex business requirements like loan schedule, refinancing, prepayment, repayment, and penalty. This resulted in a reduction in the processing of loan error from 6% to 0.2%, increase in online collection from 40% to 60% (200K per month).
• Led a team of 15+ team members in the launch of a Loan Management System. Collaborated with cross-functional teams to align organisational goals with company objectives. New engineers were viewed, hired, and on board.
• Interviewed, hired, and on boarded new engineers, with a retention rate of 95%. Part of campus and
• leadership hiring team.
• Worked on design of complete competency framework of technology for the whole OLX group.

Oct 2021 – Mar 2022 · 5 mos

• Multi-Channel Chatbot : Led the development and scaling of an AI-driven chatbot to handle customer service inquiries across multiple channels, improving cross-channel user engagement by 40%. Optimised chatbot scalability by migrating infrastructure to AWS Lambda and iPaaS, enabling real-time handling of 10,000+ concurrent conversations during peak traffic with 99.9% uptime
• Lead a team of 10 plus members. Handled end to end delivery of integration projects. Taken care of performance reviews, code reviews, decision making and mentoring fellow engineers for CS team projects.
• Created Voice bot with Alexa and Google Dialogflow. Centralised logs into Elasticsearch and written backend services for ai powered chatbots.
• Managed a module for integration with customer APIs. Wrote multiple backend services to maintain and manage the client data , making it searchable. Integrated this module with IPAAS solution Workato to separate the concerns and code for each client.

Sep 2018 – Nov 2021 · 3 yrs 2 mos

• Implemented serverless solution (AWS Lambda) for third-party API calls using Kinesis as a trigger.
• Created Voice bot with Alexa and Google Dialogflow.
• Centralized logs into Elasticsearch.
• Design and implementation of workflows for the messaging platform.
• Maintaining, managing microservices, detecting bottlenecks and scaling them.
• Alexa skill design and implementation for voice bot.
• Apache Kafka, Cassandra, Elasticsearch, Redis, Spring Boot

Jan 2017 – Apr 2018 · 1 yr 3 mos · Noida Area, India

• Search Engine migration to Elasticsearch : Led the end-to-end migration of a legacy Lucene-based custom search engine to Elasticsearch to enhance scalability, performance, and maintainability.The migration improved search accuracy, reduced latency by 40%, and enabled horizontal scaling to support 10x growth in data volume.

Jun 2015 – Jan 2017 · 1 yr 7 mos

• Full-Text Search for Document Management System : using Elasticsearch to replace legacy SQL-based search, improving query performance by 85% and enabling complex search operations (fuzzy matching, phrase queries and synonym support). Enabled faster, more accurate document retrieval, boosting user productivity by 60% and supporting a 30% increase in system adoption across departments.