Senior Solidity / Smart Contract Developer

As a Senior Solidity / Smart Contract Developer at SeQuere Technologies, you architect and audit smart contracts for ambitious Web3 projects including DeFi protocols, NFT platforms, DAO infrastructure, and cross-chain systems. You join a team where security and precision are non-negotiable, working on live, production-grade blockchain products that ship and scale.

What you'll do

• Write, test, and audit Solidity smart contracts for DeFi, NFT, and DAO protocols
• Design secure, gas-optimised contract architectures
• Perform security reviews and vulnerability assessments
• Integrate contracts with frontend clients using ethers.js and wagmi
• Stay current with EIPs, protocol upgrades, and best practices
• Support client teams through deployment and post-launch operations

What you bring

• 4+ years of Solidity development with mainnet deployment experience
• Deep understanding of EVM internals, gas optimisation, and common attack vectors
• Proficiency with Hardhat or Foundry testing frameworks
• Experience with OpenZeppelin libraries and proxy patterns
• Strong understanding of DeFi primitives such as AMMs, lending, and staking

Nice to have

• Experience with Layer 2 networks such as Arbitrum, Optimism, and Base
• Knowledge of Rust and Anchor for Solana development
• Formal verification or audit report writing experience

What we offer

• Competitive salary benchmarked against industry standards, reviewed annually with performance-based increments
• Access to internal knowledge-sharing sessions, mentorship from senior engineers, and support for skill development
• Collaborative, flat team culture with talented engineers and designers
• Fully equipped workspace in Mohali with high-speed internet, quality hardware, and dedicated desks
• Generous paid time off, national holidays, and casual leaves
• On-site, full-time position

About SeQuere Technologies

SeQuere Technologies builds live, production-grade products in AI, blockchain, and cloud. The company values transparency and respect for candidates throughout its hiring process, with clear feedback at every step.