Blockchain Tech Lead

Who are we?

CFI Financial Group is an award-winning trading provider, possessing more than 25 years of experience with multiple offices around the world including London, Larnaca, Beirut, Amman, Dubai, Kuwait, Port Louis, and others.

Check out more about CFI here.

CFI is hiring! Make your mark in the online trading industry.

Are you looking to pursue a career in finance? Do you want to work with a dynamic and growing team in the exciting world of online trading and investing? If you answered yes, then we have some amazing opportunities for you!

Description:

We are seeking a highly skilled Full-Stack Blockchain tech lead to join our team. This role is ideal for someone

who can seamlessly work across backend systems, frontend web applications, and mobile platforms. The

engineer will be responsible for designing, developing, and maintaining robust, scalable, and user-friendly

applications related to Crypto while ensuring optimal performance, security, and reliability across

platforms.

Main tasks and responsibilities

Backend Engineering

• Design, build, and maintain APIs and microservices.
• Optimize database structures (SQL/NoSQL) for scalability and performance.
• Implement authentication, authorization, and security best practices.
• Ensure backend systems are fault-tolerant and efficient.
• Integrate with third-party services and internal APIs.
• Develop, test, and deploy smart contracts (Solidity, Rust, Move, or others depending on
• chain).
• Work with EVM-compatible chains (Ethereum, Polygon, BNB Chain) and emerging
• ecosystems (Solana, Cosmos, Polkadot, Layer 2 solutions).
• Integrate with DeFi protocols, NFT standards (ERC-721, ERC-1155), and token standards
• (ERC-20).
• Optimize gas efficiency and transaction throughput.
• Stay up to date with protocol upgrades, consensus mechanisms, and security best practices.

Frontend Engineering

• Develop responsive and interactive web applications using modern frameworks (e.g., React,
• Angular, or Vue).
• Collaborate with designers to translate UI/UX wireframes into functional code.
• Optimize applications for speed, accessibility, and cross-browser compatibility.
• Implement state management solutions for complex workflows.

Education and Experience

Bachelor’s degree in Computer Science or equivalent experience.

Backend: Proficiency in Python is a must. Strong understanding of REST APIs and database systems.

Frontend: Experience with Angular. Deep knowledge of HTML5, CSS3, JavaScript/TypeScript.

Mobile: Hands-on experience with Flutter development.

Tools & Infrastructure: Familiarity with Docker, Kubernetes, CI/CD pipelines, cloud platforms

(AWS).

Version Control & Collaboration: Strong Git workflow knowledge, agile methodology

experience.

Strong problem-solving skills, attention to detail, and ability to work in cross-functional teams.

Preferred Qualifications

Familiarity with design systems and component libraries.

Knowledge of DevOps and infrastructure as code.

Experience with performance monitoring and analytics tools.

Previous work in scaling applications to large user bases.

Previous experience in trading and financial fields

Why join CFI?

· We’re a fast-growing, multinational company

· Competitive salaries and benefits

· Work and learn with industry professions

· Supportive and collaborative environment

· Unlimited opportunities for growth and development