Full-stack Blockchain Developer (Smart Contracts-focused)

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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 - https://developer.supercoder.co/sign-in
2. Upload your updated resume and complete the Screening Form
3. Get shortlisted and meet the client for the interview!