All roles

Open role

Lead Blockchain Engineer

Remote · Turkey Full-time

About Holitix Holitix is a Web3 innovation hub helping enterprises, startups, and digital brands build, scale, and transform through blockchain technology and next-generation digital solutions. We specialize in blockchain development, smart contracts, DeFi solutions, tokenization, NFT platforms, Web and mobile applications, UI/UX design, and Web3 growth strategies. Our team combines deep technical expertise with real-world business execution to deliver secure, scalable, and impactful digital products. At Holitix, we believe blockchain is more than technology—it is the foundation of a more transparent, connected, and decentralized future. We partner with forward-thinking organizations to turn innovative ideas into real-world solutions and shape the next generation of the internet. Role Overview As a Lead Blockchain Engineer at Holitix, you will drive the design, development, and delivery of cutting-edge Web3 solutions for startups, enterprises, and emerging digital ecosystems. You will lead blockchain architecture initiatives, mentor engineering teams, and build scalable decentralized applications, smart contracts, tokenization platforms, DeFi protocols, and multi-chain infrastructure that power the future of Web3.

Key Responsibilities

Lead the architecture, development, and deployment of blockchain-based products and infrastructure Design and develop secure smart contracts, dApps, tokenization solutions, and DeFi protocols Build and maintain scalable backend systems, APIs, and blockchain integrations Architect multi-chain solutions across Ethereum, Polygon, BNB Chain, Arbitrum, Base, Avalanche, and other ecosystems Ensure security, performance, scalability, and reliability of blockchain applications Conduct smart contract reviews, testing, and security best-practice implementation Collaborate with product, design, and business teams to translate requirements into technical solutions Mentor engineers, conduct code reviews, and establish engineering standards Stay current with emerging blockchain technologies and industry trends Required Qualifications 5+ years of software engineering experience with at least 3+ years in blockchain development Strong expertise in Solidity, TypeScript, JavaScript, Node.js, and modern backend architectures Deep understanding of EVM-compatible chains, smart contracts, wallets, token standards, and blockchain protocols Experience building production-grade DeFi, NFT, RWA, tokenization, or Web3 infrastructure platforms Strong knowledge of smart contract security, auditing practices, testing frameworks, and monitoring tools Experience with cloud infrastructure, distributed systems, and scalable application architecture Excellent problem-solving, leadership, and communication skills

Preferred Qualifications

Experience with Layer 2 solutions and multi-chain ecosystems Knowledge of Rust, Solana, Move, or other emerging blockchain technologies Experience with staking, governance, token launches, vesting, and treasury management systems Familiarity with Web3 security tools, MPC wallets, account abstraction, and wallet infrastructure Experience leading engineering teams in startup or high-growth environments Contributions to open-source blockchain projects Why Join Holitix Work on innovative Web3, DeFi, NFT, RWA, and tokenization projects for global clients Lead the development of next-generation blockchain products and infrastructure Collaborate with experienced Web3 engineers, designers, and strategists Enjoy a flexible, remote-first, and innovation-driven work environment Take ownership of impactful projects with significant technical leadership opportunities Continuous learning, professional growth, and exposure to emerging blockchain technologies Help shape the future of Web3 while building solutions that create real-world impact Building the future of Web3 — one innovation at a time.

More open positions

Manager, Brand Media Strategy & Planning

Work from home Full-time role

Client Program Senior Specialist - BCG U

Work from home Full-time role

Part-Time/Contract Medical Director, Board Certified in Addiction and/or Psychiatry

Work from home Full-time role

Part-Time/Contract Medical Director, Board Certified in Addiction and/or Psychiatry

Work from home Full-time role

High Risk Obstetrics - Advanced Practice Provider (NP, PA or CNM) Regional Women s Services & Pediatrics (RWSP) Program - FLOAT

Work from home Full-time role

Associate Quality Engineer

Work from home Full-time role

Remote Customer Service Representative – careerzynith

Work from home Full-time role

Experienced Part-Time Remote Customer Service Representative – careerzynith Work From Home Team

Work from home Full-time role

Analyst - Fraud

Work from home Full-time role

Ubuntu Sales Engineer (Entry-Level)

Work from home Full-time role

Accounts Payable Technician

Work from home Full-time role

Part-Time Data Entry Clerk - Start Now at careerzynith

Work from home Full-time role

Experienced Customer Support Agent – Seasonal Opportunity at careerzynith

Work from home Full-time role

[Remote] Field Marketing Specialist

Work from home Full-time role

Senior Travel Consultant

Work from home Full-time role

Compensation Analyst FULLY REMOTE

Work from home Full-time role

Senior Oncology Account Specialist Genitourinary Spokane, WA

Work from home Full-time role

Head of Creative Production, Paid Social & Native

Work from home Full-time role

Easy Virtual Game Tester (No Experience, Part-Time)

Work from home Full-time role

Healthcare Recruiter | Business Development Role - $120,000+ (Fully Remote)

Work from home Full-time role

[Remote] Director, Business Development, Industrial Market

Work from home Full-time role