Golang Developer

Summary

This role is focused on designing, building, and maintaining reliable financial platforms, particularly in payment systems and ledger architectures, ensuring the integrity, scalability, and security of transactions.

Responsibilities:

• Design, develop, and maintain backend services using Golang
• Build and manage payment processing workflows (wallets, transfers, settlements, reconciliation)
• Design and maintain ledger systems ensuring accuracy, idempotency, and auditability
• Ensure data consistency and integrity across high-volume transaction systems
• Integrate with external payment providers, banks, and third-party APIs
• Optimize system performance, scalability, and reliability
• Implement security best practices (encryption, access control, fraud prevention)
• Write clean, well-documented, and testable code
• Participate in architectural decisions and technical reviews
• Collaborate closely with product, frontend, and DevOps teams

Must Have:

• 5+ years of experience as a Backend Engineer: Necessary for handling complex back-end systems with high reliability and understanding the nuances of financial architecture.
• Strong proficiency in Golang: Essential for developing backend services as stated in key responsibilities.
• Proven experience with payments platforms: Critical for building and managing payment processing workflows effectively.
• Solid understanding of double-entry ledger systems: Important for ensuring accuracy and auditability in ledger designs.
• Experience with relational databases: Required for maintaining data integrity in high-volume systems.
• Knowledge of RESTful APIs: Key for integrating external payment providers and ensuring seamless data flow.
• Experience with high-throughput systems: Critical for the performance and reliability of transaction systems.
• Strong understanding of transactional systems: Necessary for managing data consistency and concurrency within the financial application.
• Familiarity with Git and CI/CD: Important for collaborative coding and deploying reliable software solutions.

Nice to Have:

• Experience with cloud services: Adds value by enabling scalable solutions in a cloud environment.
• Knowledge of additional programming languages: Broadens the potential for innovative solutions and cross-functional collaboration.
• Experience with containerization: Supports modern deployment practices and enhances system reliability.

Note: Candidates must be located in portuguese territory.