Golang Back-End Developer Sênior

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Golang Back-End Developer Sênior based in Brazil. This role offers the opportunity to build and evolve high-performance backend solutions supporting web and mobile applications. You will work primarily with Go, designing scalable APIs, integrations, and services within modern distributed architectures. The position combines microservices, event-driven systems, messaging, cloud technologies, and strong engineering practices. You will contribute to solutions where performance, availability, security, and reliability are critical. Working closely with Frontend, Product, QA, Architecture, and DevOps teams, you will help shape technical decisions and delivery strategies. The environment values autonomy, collaboration, continuous improvement, and technical excellence. This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Golang Back-End Developer Sênior based in Brazil. This role offers the opportunity to build and evolve high-performance backend solutions supporting web and mobile applications. You will work primarily with Go, designing scalable APIs, integrations, and services within modern distributed architectures. The position combines microservices, event-driven systems, messaging, cloud technologies, and strong engineering practices. You will contribute to solutions where performance, availability, security, and reliability are critical. Working closely with Frontend, Product, QA, Architecture, and DevOps teams, you will help shape technical decisions and delivery strategies. The environment values autonomy, collaboration, continuous improvement, and technical excellence. Accountabilities: Build, evolve, and maintain BFF (Backend for Frontend) solutions supporting web and mobile applications. Develop, maintain, and optimize RESTful APIs and integrations between internal and external systems. Integrate systems through APIs, messaging platforms, and event-driven architectures, ensuring reliable and scalable communication. Contribute to the design and evolution of microservices and distributed architectures. Ensure applications meet high standards for performance, scalability, availability, security, reliability, and overall quality. Apply software development best practices, design patterns, and sound architectural principles throughout the development lifecycle. Develop and maintain unit and integration tests, participate in code reviews, and perform corrective and evolutionary maintenance. Collaborate closely with Frontend, Product, QA, Architecture, and DevOps teams to deliver cohesive technical solutions. Support and implement CI/CD processes, pipeline automation, monitoring, observability, and troubleshooting across production environments. Investigate and resolve incidents, identify root causes, and implement continuous improvements to prevent recurring issues. Contribute to technical documentation, knowledge sharing, and the continuous evolution of engineering practices. Participate actively in technical discussions, effort estimations, solution design, and delivery planning. Requirements: Demonstrate solid professional experience in Back-End development using Go (Golang). Have practical experience with Kotlin and its application in backend development. Possess strong knowledge of building and maintaining RESTful APIs. Have experience designing and developing microservices and distributed systems. Demonstrate experience integrating systems through APIs, messaging technologies, and event-driven architectures. Have practical knowledge of relational and non-relational databases, including data modeling and query optimization. Be proficient with Git or comparable source code versioning tools and collaborative development workflows. Have experience with unit testing, integration testing, and software quality practices. Possess knowledge of CI/CD practices and automated deployment pipelines. Have experience with application monitoring, observability, log analysis, and production troubleshooting. Understand cloud computing concepts and containerized application environments. Have hands-on experience with Docker and container orchestration technologies. Possess knowledge of application and API security principles. Be familiar with agile methodologies such as Scrum and Kanban. Demonstrate strong analytical and problem-solving skills, combined with a collaborative and proactive approach. Communicate effectively and work comfortably with multidisciplinary teams and technical stakeholders. Experience with Kubernetes is considered an advantage. Knowledge of AWS, Azure, Google Cloud, or other major cloud platforms is a plus. Experience with messaging technologies such as Kafka or RabbitMQ is desirable. Experience working with high-volume environments and business-critical systems is an additional advantage. Familiarity with observability tools such as Prometheus, Grafana, ELK, or similar platforms is desirable. Previous experience in financial services, fintech, or payment-related environments is a plus. Benefits: Opportunity to work with modern backend technologies and distributed architectures. Exposure to Go, Kotlin, microservices, event-driven systems, messaging, cloud platforms, and containerization. Collaborative work with multidisciplinary teams across Engineering, Product, QA, Architecture, and DevOps. Opportunities to contribute to technical decisions, architecture evolution, and engineering best practices. A technology-focused environment that encourages continuous learning, knowledge sharing, and professional development. Participation in projects involving scalable, high-performance, and business-critical technology solutions. How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. #LI-CL1