Oct 2023 – Jul 2025 · 1 yr 9 mos · Pune, Maharashtra, India · On-site

• Part of the Online Merchants team, building a platform for merchants to use and integrate with PhonePe payment solutions.
• 1. Constraint Sharding - Implemented constraint sharding to eliminate mapping tables, enabling direct querying, reducing database read and write operations for transactions, lowering API latency by 30%
• 2. Built UPI Collect via number, enabling direct payments without VPA by integrating NPCI APIs. Ensured consistent sync responses using Aerospike-backed polling for async flow.
• 3. Subscription Queuing: Implemented queuing support for subscription notifications and redemption workflows to handle high and burst traffic efficiently.
• 4. Worked on writing DAGs in Apache airflow to detect and report forward and reversal transaction anomalies between Hermes and Payments ensuring the system to be in line with downstream services.

Aug 2021 – May 2023 · 1 yr 9 mos · Remote

• Part of the coaching team, creating and maintaining a system for frontline managers to engage and prepare their reps efficiently.
• 1. Effectively manage production issues of the team by adhering to SLAs, providing hands-on debugging and resolution assistance, assigning tasks to team members, and taking full ownership to ensure timely resolution.
• 2. Baton Upgrade - Designed and implemented a scalable workflow for bulk reviewer assignment, supporting 1.4 million events per hour using AWS Lambda, Kafka, and Mindtickle’s in-house database. Led the high-level and low-level design, building the context service and AWS Lambdas from scratch.
• 3. Designed and implemented Salesforce Opportunity integration with Mindtickle's coaching platform, enabling managers to evaluate sales representatives' performance against opportunities and seamlessly sync data back to Salesforce upon completion.
• 4. Worked on performance optimization project by analyzing the waterfall model, reducing page load time, and optimizing APIs through concurrency techniques (Goroutines, CompletableFutures). Achieved a 91.4% and 82.2% reduction in P99 latency for stats and media fetch APIs, respectively, by analyzing SQL query plans and executing queries with concurrent threads.

Jun 2019 – Jul 2021 · 2 yrs 1 mo · Banglore

• Part of the core payments team, working to integrate new payment methods & gateways, designing systems, scaling up the infrastructure & breaking down monolith architecture into multiple micro-services.
• 1. Cards Microservice - Developed and maintained a microservice that handles all card payments volume. Worked on restructuring the full payment flow, database migration with zero downtime, and jaeger tracing to improve observability.
• 2. Google Pay Cards - Lead the whole project of designing tech spec and integrating a new payment method end to end which involved high stakeholder communication and building Google's decryption library from scratch.
• 3. Google Imali Project - Built a service layer to onboard Google (Google Playstore & Services) as a merchant which required building idempotent APIs and splitting of payment callback flow into different steps with no downtime.

May 2018 – Jul 2018 · 2 mos