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Avinash

Fullstack Engineer

Full-stack Engineer building compliance-grade fintech at Setu (Pine Labs). Specialized in scaling Next.js interfaces, high-performance Go services, and serverless cloud architectures.

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Skills & Technologies

Languages

TypeScript, JavaScript, Go, Python, SQL

Frontend

React, Next.js (App/Pages), Zustand, Tailwind CSS, Shadcn UI, Radix UI, TanStack Query/Table, Styled Components, Redux Toolkit

Backend & Distributed Systems

Node.js, Express, Goa (Go framework), Temporal (Distributed Workflows), sqlc, OpenAPI

Cloud, Databases & DevOps

AWS (ECS, Lambda, SQS, SNS, S3, DynamoDB), SST (Serverless Stack), PostgreSQL, DynamoDB, ClickHouse, MongoDB, Docker, Turborepo, CI/CD, OpenNext

Testing, Tools & Monitoring

Playwright, Jest, React Testing Library, MSW, Storybook, Sentry, PostHog, Grafana, Figma, Git, Postman

Experience

Software Development Engineer I

Setu (Pine Labs)

Apr 2024 - Present

  • Co-engineered a foreign remittance platform (Go, Temporal, AWS SQS/SNS, PostgreSQL), slashing transaction TAT from 2–3 days to 15 minutes for partner CRED.
  • Architected a merchant reconciliation portal from scratch (Next.js 14, Turborepo, Zustand), standardizing a component library that cut per-product frontend dev cycles by 35%.
  • Automated BBPS Whitelabel deployments by migrating legacy scripts to an SST CI/CD workflow, eliminating 100% of deployment-related production incidents.
  • Created a staging sandbox and validation pipeline for live DynamoDB updates, safeguarding production environments to slash onboarding support tickets by 80%.
  • Integrated Lago's billing engine with central KYC across Bridge/Collect, eliminating manual spreadsheets and enabling real-time, API-driven commercial tracking.
  • Migrated legacy Bridge v1 React codebase to Bridge v2, integrating the unified central KYC pipeline to achieve 100% feature parity with zero service disruptions.

Frontend Engineer Intern

Setu (Pine Labs)

Dec 2022 - Mar 2024

  • Led frontend development for setu.co/pay (Next.js), implementing the BBPS 1.1 multi-bill spec to onboard enterprise clients ahead of Google Pay's timeline.
  • Designed and built an AI-powered documentation search engine end-to-end (Go, Next.js), integrated live at docs.setu.co.
  • Authored and published CompanyBot npm library, leveraging Markprompt for MDX-based AI semantic search in static developer docs.

Frontend Engineer Intern

Zeza

Aug 2022 - Nov 2022

  • Engineered responsive dashboard modules using React and Tailwind CSS, resolving cross-browser rendering bottlenecks to boost page load speeds by 15%.
  • Created and implemented POC for a folder structure feature. Link

Featured Projects

Nucleus-book

Nucleus-book

Tech Stack: React, Redux Toolkit, Node.js, Express, MongoDB, JWT Authentication

Live Demo Source Code