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AS

Aadarsh Shaw

Open to work3 years experience

Full-Stack Engineer

Kolkata, West Bengal, India.Target Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Product-focused Full-Stack Engineer with 3+ years of experience.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

41 skills
typescriptjavascriptpythoncc++sqljavadartreact.jsnext.jstanstackreduxjotaihtml5css3scss/sasstailwindnode.jsexpress.jsgraphqlredisvercelgcprest apisrag pipelinessemantic searchstructured output generationpostgresqldrizzleprismasupabasemongodbfirebasecursorantigravityclaude codegitgithub actionsdockerpostmanci/cd

Work Experience

Full-Stack Developer

Polkassembly

Sep 2022 - Feb 2026 Remote, Singapore
  • Led a 4-person engineering team to rebuild the governance platform from the ground up.
  • Built with Next.js and React, integrated with REST APIs and custom indexers on top of PostgreSQL to power proposals, voting, and discussion feeds.
  • Improved performance on data-rich pages with caching and optimistic updates.
  • Scaled the platform to 97K MAUs, 92M+ API requests/month, and 99.98% crash-free sessions.
  • Shipped platform features that helped secure $2.2M+ in grants.
  • Built multi-signature treasury solutions from the ground up as the lead developer.
  • Secured $200M+ in assets across 2,300+ enterprise wallets.
  • Implemented enterprise-grade transaction workflows for secure fund management.
  • Delivered treasury infrastructure that contributed to $800K+ in grant funding for product expansion.
  • Researched small language models for query routing, achieving 2x reduction in response latency.
  • Devised hybrid retrieval system combining BM25 keyword search with semantic search and custom re-ranking for improved answer precision.
  • Architected data ingestion pipeline from GraphQL APIs to SQL database with automated synchronization.

Frontend Developer

Burgwalden

Aug 2022 - Sep 2022
  • Built responsive, data-heavy dashboards backed by REST APIs, with rendering optimizations for real-time updates.
  • Translated UI/UX wireframes into production components, improving the experience for users working with dense data views.

Full-Stack Developer

DocsUp Private Limited

Dec 2021 - Jul 2022
  • Engineered a comprehensive suite of applications including a POS System, Food Delivery App, and Waiter’s Interface.
  • Centralized operations via a Super Admin Panel to manage real-time inventory, sales analytics, and user roles, significantly streamlining end-to-end service workflows.

Projects

Polkassembly Governance

Next.jsReactREST APIsPostgreSQL
  • polkassembly.io, github.com/polkassembly/polkassembly-v2

PolkaSafe & TreasurEase

  • app.polkasafe.xyz, treasurease.xyz, github.com/polkasafe

Klara (AI Governance Assistant)

  • Researched small language models for query routing, achieving 2x reduction in response latency.
  • Devised hybrid retrieval system combining BM25 keyword search with semantic search and custom re-ranking for improved answer precision.
  • Architected data ingestion pipeline from GraphQL APIs to SQL database with automated synchronization.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Platform Scaling

Scaled the platform to 97K MAUs, 92M+ API requests/month, and 99.98% crash-free sessions.

Grant Funding

Secured $2.2M+ in grants for Polkassembly.

Asset Security

Secured $200M+ in assets across 2,300+ enterprise wallets.

About Details

Professional Bio

Product-focused Full-Stack Engineer with 3+ years of experience building high-scale solutions that contributed to $3M+ in grant funding. Expert in Next.js, React, TypeScript, PostgreSQL, and Scalable Architecture.

Bachelor of Technology in Computer Science and Engineering

Jalpaiguri Government Engineering College (Autonomous) (2020 - 2024)

Languages: English, Hindi
Email: Locked