Experience — Rehan Azaz, Senior Full-Stack Engineer

Senior Software Engineer

RemoteDev Limited — Remote, United Kingdom

Leads full-stack delivery across five product lines for a UK software agency. Shipped Protect-A-Plate (Next.js 16 web + React Native app, 134 API routes, six user roles, live on the App Store and Google Play); architected Padium, a four-surface padel booking platform with ~70 REST APIs and a partial-payment engine, from architecture to production in ~5 weeks; and built AI-assisted search on OpenAI and Anthropic APIs for Oystr. Unified Stripe, Apple IAP, and Google Play Billing under one entitlement system; implemented AES-256-GCM VIN encryption with HMAC-SHA256 blind indexing. Cut deployment time from 45 to 8 minutes with GitHub Actions, ArgoCD, and Kubernetes.

Jan 2025 — Present

Senior Software Engineer

Satus Systems — Lahore, Pakistan

Owned backend architecture for a multi-tenant serverless SaaS on AWS Lambda, ECS Fargate, and DynamoDB handling 2M API requests/day, cutting monthly AWS spend from ~$8,000 to ~$4,800. Built REST APIs with NestJS, TypeORM, and Cognito role-based access control serving 5,000+ B2B users at sub-100ms response times. Automated Salesforce syncs via AWS AppFlow and Gmail Pub/Sub webhooks, saving operations ~20 hours/week, and shipped Turbo Claims, cutting average claim resolution from ~8 days to 4.

Oct 2023 — Jan 2025

MERN Stack Developer

Techmate Technologies LLC — Lahore, Pakistan

Built production MERN-stack applications (MongoDB, Express, React, Node.js) for external clients. Rebuilt attendance and tracking for OfficerMetrics with Google Maps geofencing across 1,000+ security officers at 50+ client locations; integrated Celayix scheduling and Samsara vehicle-tracking APIs into one dashboard; collaborated with MIT researchers on Birth By Us, a maternal-health platform, building 15+ REST endpoints and React dashboards used by 500+ healthcare providers.

Aug 2022 — Sep 2023

Associate Software Engineer

Vaival Technologies LLC — Lahore, Pakistan

First engineering role. Migrated the Wheelify app from Shopify to Wix, expanding addressable merchant reach by 200,000 stores and contributing to a 40% MRR increase; integrated Stripe payments and Klaviyo/SendGrid email automation for an app used by 50,000+ merchants at 99.95% payment uptime; built a Shopify ranking tool in CodeIgniter generating monthly analytics reports for 2,000+ merchants.

Jul 2021 — Aug 2022