Golang Developer- Freelance

location: EU (Lithuania preferred)

start date: asap

project/client: fintech, Part-time

ABOUT

Our partner is a company with more than 30 years of experience in developing custom software applications, they have become trusted IT partners in a variety of industries, such as telecommunications, finance, shipping and logistics. Innovative project delivery models and a full stack of different technologies allow us to deliver ROI driven software solutions for large SMEs and startups. The company provides its clients with a full software development cycle service, from audit, business needs analysis, solution architecture to programming and maintenance. Quality, speed and functionality, this is how they help its customers to grow their business.

ROLE

Join a fast-paced fintech team developing secure and scalable cryptocurrency payment solutions. The role is focused on backend development, API integrations, and infrastructure optimization in collaboration with cross-functional teams.

REQUIREMENTS

• 4+ years of Golang development experience
• Solid understanding of design patterns and clean code practices
• Experience with PostgreSQL, MySQL, RESTful and GraphQL APIs
• Familiarity with microservices, Docker, and containerization
• Hands-on with CI/CD pipelines, Git, and DevOps workflows
• Knowledge of cryptography, security best practices, and performance optimization
• Experience with AWS, GCP, or infrastructure-as-code is a plus

RESPONSIBILITIES

• Design and maintain cryptocurrency payment solutions with a focus on security and scalability
• Develop and integrate APIs with external platforms
• Optimize backend performance and troubleshoot technical issues
• Collaborating with Product Owners, QA, and other Developers in an agile setting
• Participate in code reviews, sprint planning, and architectural discussions

Place of work