Jan 2022 – Feb 2025 · 3 yrs 1 mo · Bengaluru, Karnataka, India

• Leading benefits and acquiring charters for multiple clients
• Lead a team of 30+ engineers to deliver the Payzapp’s merchant acquisition requirements
• Partnered with Visa, Mastercard, and Discover card networks to introduce the Device Tap & Pay feature on Payzapp, achieving a successful launch with Visa during GFF 2023
• Strategized the approach to handle a payment throughput of 600 transactions per second (TPS) using Locust, Mountebank, DB optimisation, APIs optimisation and auto-scaling
• Conceptualized and implemented an automated merchant onboarding platform, enabling the onboarding of 10,000 merchants in under 10 minutes in a live environment
• Improved system observability by using Actuator, ELK, Prometheus and Grafana
• Energised and enabled the team members to achieve 2x productivity by adopting agile methodologies
• Partnered with HDFC Bank teams to streamline processes, negotiate swift solutions, and devise long-term strategies
• Nurtured and empowered a diverse team, including interns, L2 engineers, senior engineers, principal engineers, leads, and managers, fostering their professional development and preparing them for higher levels of responsibility and leadership

Aug 2021 – Dec 2021 · 4 mos · Bengaluru, Karnataka, India

• Led the observability and stability squad for the credit platform consisting of 90 microservices
• Fixed an annoying jetty-client issue which used to cause 30 mins of downtime in the production during high load
• Customized "resilience4j" APIs to seamlessly implement resilience patterns (circuit-breaker and rate limiting), optimizing resource efficiency and improving user experience
• Partnered with global team members to build the backlog of all the stability issues and the roadmap of addressing them

Feb 2019 – Jul 2021 · 2 yrs 5 mos · Noida, Uttar Pradesh, India

• Prepared the roadmap of moving data center applications to AWS cloud achieving an initial deployment within just one week
• Improved application performance by 3x using concurrency, SQL batch queries and optimized indexes
• Designed and developed Questionnaire management module using serverless architecture (AWS S3, Cloudwatch, Step Functions, Dynamodb, SQS, SNS, Cognito etc)
• Implemented continuous integration and deployment using Azure Devops resulting in a single click deployment for each environment
• Prepared the roadmap of GWT to Angular migration of the UI platform and mobilized the team members for a timely delivery

Aug 2016 – Jan 2019 · 2 yrs 5 mos · Noida, Uttar Pradesh, India

• HPI - House Price Index
• Designed and developed HPI2 (new methodology of defining and calculating house price indices). Improved performance using concurrency and SQL batch queries
• Developed a versatile workflow-engine, leveraging Hazelcast for distributed communication, and seamlessly deployed it using AWS Elastic Beanstalk
• Implemented RST (Repeat sales Technique) in HPI. IHS-Markit publishes the house price index data for the UK. RST is a verification or accuracy measure technique for HPI
• Played a key role in driving innovation and technical advancements within the organization

Apr 2015 – Aug 2016 · 1 yr 4 mos · Hyderabad, Telangana, India

• Formulated a new team of 4 developers from scratch
• Designed and Implemented scalable market data provider service named PubSub and onboarded 3 data sources on PubSub without affecting performance of the service
• Developed a universal message simulator that helped in automated, load and manual testing of the trading platform
• Reduced “close book” process time by exploring Solace channel’s bi-directional properties
• Contributed to code reviews, architectural discussions, and technical decision-making processes

Sep 2014 – Mar 2015 · 6 mos · Noida

Jan 2013 – Sep 2014 · 1 yr 8 mos · Gurugram, Haryana, India

• Guided and coached new team members to understand the project and resolved their issues on time
• Successfully migrated all document management systems into DMS, saving £800K yearly in cost
• Improved the performance of document-service using multithreaded architecture and changing the configuration of HTTPComponents API and IIS server configuration
• Upgraded the Thunderhead document generation tool from version 3.5 to 5.1, including template and document migration, resulting in a cost savings of £14K for the bank
• Created a PDF comparison tool using multithreading which saved the manual testing effort during thunderhead migration

Feb 2011 – Dec 2012 · 1 yr 10 mos · Gurugram, Haryana, India

Jan 2010 – Jan 2011 · 1 yr · Gurgaon

• Developed a configuration automation tool for the product, yielding significant savings equivalent to 5 person-days of manual work
• Pioneered data validation automation, slashing a 10-person-day manual effort to just 0.25

Sep 2007 – Dec 2009 · 2 yrs 3 mos · Mumbai, Maharashtra, India · On-site

• Prepared the prototype of the project during the analysis phase using HTML and JavaScript
• Designed and developed the reconciliation, mailing and FTP modules for the application
• Guided the team members in understanding the requirements and providing meaningful code review comments
• Enhanced the calculation module efficiency by implementing mutli-threaded architecture
• Delivered bug-free code into the production for all the features assigned
• Worked as a librarian of the project and managed commits and releases
• Improved the QA team efficiency by creating a report comparison tool using VBA macros
• Prepared the sanity environment for testing and performed integration testing