Full Stack Senior Engineer

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.

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!

Overview :

We are seeking a highly skilled Full-Stack senior engineer 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.

Responsibilities :

• 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 technologies.
• 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

Requirements :

Education / Experience : Bachelor’s degree in Computer Science or equivalent experience.

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

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.

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