Resume
Backend/platform engineer for payment systems
Backend/platform software engineer at Juspay working on payment infrastructure, authentication systems, fraud-risk lifecycle integrations, merchant analytics, and production transaction flows. NIT Durgapur CSE graduate with hands-on ownership across API contracts, provider integrations, data pipelines, 3DS authentication, Apple Pay routing, and production monitoring.
Experience
Associate Software Development Engineer
Juspay · Bengaluru, India
July 2025 – Present
- Lead developer for Air India integration, supporting UAS/3DS authentication flows for 250K+ monthly card transactions.
- Tech lead for AIX integration, owning technical design, integration readiness, and production-oriented execution.
- Built UAS integration into Euler transaction flow, including API contracts, data pipeline touchpoints, authentication orchestration, and load testing.
- Designed multi-currency analytics architecture for merchant dashboards, supporting 20M/day transactions through the Express Checkout product.
- Integrated Accertify and Feedzai into fraud-risk lifecycle paths across pre-transaction, post-transaction, and pre-refund scoring.
- Built merchant-configurable country/currency blacklist and whitelist controls.
- Persisted merchant-specific transient data beyond cache for advanced dashboard analytics.
Software Development Engineer Intern
Juspay · Bengaluru, India
Jan 2025 – Jun 2025
- Owned production monitoring as primary POC for Indigo.
- Improved UPI flows and FRM enhancements across production-oriented payment systems.
- Built Apple Pay gateway routing and token handling support for encrypted and decrypted transaction paths.
- Selected through Juspay Hiring Challenge 2024.
Skills
Technical surface area
Languages
C++PythonHaskellJavaScriptTypeScriptSQL
Backend
REST APIsMicroservicesDistributed SystemsAPI IntegrationsWebhooksSystem DesignPayment Systems
Data
Relational DatabasesQuery OptimizationData PipelinesClickHouse
Infra
GitDockerKubernetesAWS basicsPostman
Reliability
Load TestingDebuggingProduction Monitoring
Recruiter CTA
Hiring for backend, platform, infrastructure, payments, or distributed systems?
I bring production ownership across payment authentication, risk systems, merchant integrations, analytics pipelines, and reliability-focused backend engineering.