Go Developer

Andersen is hiring a Go Developer to work in a hybrid format in Kazakhstan for a project developing a secure, scalable payment platform and ensuring reliable transaction processing and system integrations.

Our customer is a large international technology organization operating in the digital infrastructure domain. It develops and maintains high-load platforms that process and manage significant volumes of data across multiple regions. The engineering landscape includes distributed systems, cloud-based environments, system integrations, and advanced security practices, with a focus on reliability, scalability, and continuous platform evolution.

The project is focused on developing and integrating a modern payment platform that supports reliable and secure payment processing and interaction with external systems. It includes scalable microservices, asynchronous transaction processing, payment status and error handling, with a strong emphasis on resilience, security, and high availability.

Responsibilities:

• Developing and maintaining microservices in Go.
• Implementing business logic for banking and payment processes.
• Developing APIs and service interfaces.
• Implementing service-to-service communication using gRPC/Protobuf.
• Developing asynchronous communication using Kafka.
• Working with PostgreSQL, designing queries, and implementing database interactions.
• Implementing Event-Driven scenarios.
• Ensuring proper handling of duplicate messages and operation idempotency.
• Applying distributed systems patterns, including Saga, CQRS, and Transactional Outbox, where appropriate.
• Implementing error handling, timeouts, retries, and recovery scenarios.
• Containerizing services using Docker.
• Deploying and maintaining services in Kubernetes.
• Configuring and using monitoring, metrics, and distributed tracing.
• Analyzing logs and traces during incident investigation.
• Participating in code reviews and the technical design of new services.
• Ensuring service reliability and performance in production.

Must-haves:

• Strong knowledge of Go and 3+ years of commercial software development experience.
• Hands-on experience developing microservices in Go.
• Experience working in the FinTech domain.
• Experience working with PostgreSQL.
• Understanding of Event-Driven Architecture.
• Hands-on experience with Kafka.
• Experience developing and integrating gRPC/Protobuf services.
• Understanding of distributed systems patterns.
• Knowledge of CQRS, Saga, and Transactional Outbox would be a significant advantage.
• Hands-on experience with Docker and Kubernetes.
• Experience developing services for high-load or distributed systems.
• Experience with error handling, retry, timeout, and idempotency mechanisms.
• Experience with monitoring and distributed tracing tools.
• Understanding of the principles of building reliable and fault-tolerant services.
• Experience integrating services with external systems.
• Level of English - from Intermediate and above.

Reasons why this job would be interesting to you:

• Experience in teamwork with leaders in FinTech, Healthcare, Retail, Telecom, and others. Andersen cooperates with such businesses as Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Verivox, Allianz, T-Systems, etc..
• The opportunity to change the project and/or develop expertise in an interesting business domain.
• Guarantee of professional, financial, and career growth! The company has introduced systems of mentoring and adaptation for each new employee.
• The opportunity to earn up to an additional 1,000 EUR per month, depending on the level of expertise, which will be included in the annual bonus, by participating in the company's activities.
• Access to the corporate training portal, where the entire knowledge base of the company is collected and which is constantly updated.
• Bright corporate life (parties / pizza days / PlayStation / fruits / coffee / snacks / movies).
• Certification compensation (AWS, PMP, etc).
• Referral program.
• Private health insurance and sports compensation, depending on the type of employment.

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