Full-stack Blockchain Developer

4 weeks ago

India Supercoder Full time

Greetings, and thank you for visiting our job post.


Supercoder is an AI-powered career development platform to connect developers around the world to remote job opportunities with competitive pay.


About the Role

Our client, is looking for a Full-stack Blockchain Developer (Smart Contracts-focused)


What You’ll Do

  • Design, develop, and deploy smart contracts in Solidity (EVM) and/or Rust (e.g., Solana)
  • Perform security reviews (auth/roles, reentrancy, frontrunning/MEV, overflow), gas/fee optimization
  • Integrate on-chain and off-chain systems: backend APIs/workers and web/mobile DApps
  • Build and ship both web and mobile apps (store submissions in collaboration with the team)
  • Own testing/automation (unit/property tests, CI/CD) and monitoring in production
  • Evolve wallet, token, staking, bridge, and related core features; handle production incidents


Must-Haves

  • Eligible to enter and work in Korea; willing to work in Korea
  • Mid-level+ proficiency in Solidity or Rust (one or more)
  • Frontend: experience with React, React Native, Vue (≥ 2 of these)
  • Backend: PHP (preferred) or Node.js; strong SQL (MySQL/PostgreSQL), schema design & optimization
  • Practical understanding of smart-contract testing/auditing and deployment/operations
  • Proficiency with Git workflows, code reviews, and issue tracking


Nice to Have

  • Mainnet deployments on EVM/Solana; multi-chain architecture experience
  • Proven security/performance improvements (audit fixes, gas cuts, MEV mitigation)
  • MQ/cache/cron workers; high-traffic and payments processing
  • AWS/GCP, Docker/K8s, IaC (Terraform)
  • Strong English technical writing/communication
  • Applicants from India are welcome (visa/work authorization support negotiable; merit-based hiring)

Terms

  • Employment: Full-time (probation negotiable) or Contract (project-based)
  • Location: Korea/ Remote
  • Compensation: Competitive salary + token/stock options (negotiable)


How to Apply for This Opportunity

  1. Click Apply and Register or Log in to our portal -
  2. Upload your updated resume and complete the Screening Form
  3. Get shortlisted and meet the client for the interview

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