Full-stack Blockchain Developer

7 days ago

Delhi, 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
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