Rohit Pathak

Backend engineer with 6+ years of experience building secure, scalable microservices and identity/authentication systems, from payments security at 1B+ transactions across 14,000+ banks to a centralized IAM platform and partner APIs at PharmEasy. Strong in distributed systems and system design; also a startup co-founder who owned product and partner relationships. Returning to engineering after a deliberate career break for the UPSC Civil Services Examination.

Senior Backend Engineer - PharmEasy - Bengaluru

(2020-07 - 2021-12)

• Identity & access management platform: built a centralized authentication and authorization service for internal services and external customers, supporting RBAC, SMS/email OTP, username/password and federated identity providers.
• Partner order-fulfillment platform: led engineering for v0 and v1 of an API-driven platform for external partners; onboarded 20 partners end to end, working directly with their technical teams.
• Marketing panel console: built backend services for user segmentation for marketing offers, entity cloning and image management powering app and website content.

Co-founder - Early-stage startups - Hong Kong

(2019-01 - 2020-02)

• Sustainability risk management: owned product roadmap, UI/UX and technical delivery; managed a remote team to build an MVP with a live risk dashboard.
• Secured three pilots (a $30B+ revenue company, a $6B+ revenue company, and India’s largest vineyard) through VP/C-suite negotiations. Entrepreneur First (Hong Kong) cohort member.

Software Development Engineer 2 - CA Technologies - India

(2015-07 - 2018-12)

Payments security team (3DS 1.0/2.0, UPI, RuPay); products used by 14,000+ banks worldwide, 1B+ transactions.

• Data Exchange Services: designed and built a microservice for encryption/decryption of customer data in large-scale batch migrations; implemented caching for UI and encryption parameters, and a configuration tool for read/write locations, keys and table transformations.
• MasterCard Identity Check & push notifications: built backend REST request-validation services, AngularJS authentication pages, and an Android SDK/app for PIN and biometric authentication.
• Cross-channel authentication: owned a microservice for user association across channels, enabling risk assessment across multiple authentication flows.
• Security & compliance: delivered fixes for OWASP threats in the administration console; contributed to GDPR and PSD2 compliance for the payments suite.

UPSC Civil Services Examination

(2022 - 2026)

Career break

• Prelims qualified; Mains ×3 incl. Indian Forest Service
• Kept skills current: completed a Kaggle certification and the Amazon BESA program on agentic AI, and am building with Claude Code.

B.E. (Hons) - Computer Science - BITS Pilani (2011 - 2015)