URGENT API Settlement System Development

Cliente Freelancer · Remoto · Remoto · freelance · mid · 1000–3500 USD

Publicada el 2026-07-23

Descripción de la oferta

Looking for a program that can operate through own API-based Infrastructure, Receive and process API-based settlement instructions from private financial institutions, private servers and can facilitate conversions of M0/M1 Off-ledger funds into movable assets into the blockchain/on-chain. Key Requirements: - Programming Language: I prefer the server application to be developed using either Node.js (slightly preferred) or Python. The developer should possess expertise in one of these languages and be capable of writing well-structured, efficient code. - API Integration: Integration with other API-based Infrastructure is essential for communication and compatibility in smooth operations. The developer must have prior experience with payment gateways, private servers and be adept at integrating them into smooth applications. - Experience with off-ledger funds_(funds not already in the banking systems): Candidates must have direct expertise working with off-ledger M0/M1 funds (from private servers) rather than on-ledger systems.... such as standard banking transfers or card-based transactions. - The ability to handle two-way conversions: Converting and moving M0/M1 funds into On-ledger/blockchain......for stable coins acquisition USDC, USDT (ERC20 & TRC20), on-ramp and off-ramp. - Secure user authentication: The application can utilize OAuth or API keys for user authentication and authorization. Ideal skills and experience for the job include: - Proficiency in Node.js or Python programming - Prior experience in developing crypto gateway server applications - Strong understanding of off-ledger fund processes and their conversion to USDT - Deep knowledge of transaction encryption and its implementation - Familiarity with integrating various security features into the application If you have the expertise in Node.js and Python programming, experience with off-ledger funds, payment gateway integration, banking transfers, and a solid background in security features for applications, I’d love to hear from you. Looking forward to your proposals! JIM JavaScript MySQL Node.js Python Software Architecture.

Skills

Fuente original: freelancer

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