Senior Backend Developer – Golang

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October 28

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Mollica IT

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Recruitment • B2B

Mollica IT is a São Paulo–based recruitment and selection agency specializing in sourcing and placing IT professionals for companies in Brazil and abroad. The firm positions itself as a hands-on recruitment partner, offering fast, accurate hiring solutions across a broad range of technical roles — from C-level and PMO to DevOps, cloud (Azure/AWS), ERP (SAP, Oracle), big data and data science, databases, infrastructure and telecom, cybersecurity, Salesforce, mobile and full‑stack development, QA/testing and commercial/business roles. Mollica IT emphasizes speed, quality, inclusive hiring and partnership-style service for corporate clients.

11 - 50 employees

Founded 2013

🎯 Recruiter

🤝 B2B

📋 Description

• Implement scalable and secure architectures for banking platforms; • Develop microservices-based solutions using TypeScript; • Optimize PostgreSQL schemas and queries for performance and reliability; • Collaborate with stakeholders to define technical requirements and align solutions with business objectives; • Document technical solutions and development processes to ensure traceability and facilitate knowledge transfer; • Perform comprehensive testing to ensure compliance with regulatory standards and the resilience of financial systems; • Other routine duties in the area.

🎯 Requirements

• Proven experience with Go (Golang); • Knowledge of Pulsar (or Kafka); • Experience with PIX solutions; • Extensive experience with TypeScript and REST APIs; • Strong proficiency in PostgreSQL, including schema design and query optimization; • Excellent problem-solving and communication skills; • Required experience with Node.js, TypeScript, PostgreSQL and Git. • Preferred / Nice-to-have: • Experience with Temporal (workflow engine) for orchestrating distributed processes; • Familiarity with cloud platforms (AWS, Azure or GCP) and container orchestration tools such as Kubernetes; • Experience with event-driven architectures and messaging systems (e.g., Kafka); • Knowledge of security best practices for financial applications; • Experience designing and implementing microservices-based architectures; • Experience with MongoDB.

🏖️ Benefits

• About the Company: We are a fast-growing payments fintech offering innovative solutions for payment processing, settlement and fraud prevention. With a strong presence in Brazil and commercial operations in Europe and Latin America, we serve global clients in high-growth sectors including betting, gaming and digital commerce.