Senior Golang Engineer Offline

About the Product: 
Our client is a leading SaaS company offering pricing optimization solutions for e-commerce businesses. Its advanced technology utilizes big data, machine learning, and AI to assist customers in optimizing their pricing strategies and maximizing their profits.

About the Role: 

We are seeking a Senior Golang Engineer. The backend Golang team will play a crucial role in refactoring and performance optimization while also contributing to new product development. 

In this role, you will be responsible for:

• Refactoring and Migration – Transitioning legacy Ruby code to Golang to enhance performance and maintainability.
• Scalability and Stability – Optimizing system architecture to support increasing demand.
• Data Pipeline Optimization – Improving event-driven processing for efficiency and reliability.
• New Product Development – Contributing to innovative features, such as a promotions application.
• Technical Alignment – Collaborating with architect and the core team leader to ensure alignment with the product’s long-term technical vision.

Key Responsibilities: 

• Drive the migration of Ruby services to Golang, ensuring high-performance, maintainable code.
• Improve system scalability, stability, and performance through architectural enhancements.
• Oversee data pipeline optimization to ensure efficiency and reliability.
• Work hand-in-hand with architects, tech leads and the core team leader to ensure technical alignment.
• Participate in technical planning, designing scalable solutions that support business growth.
• Troubleshoot performance bottlenecks.

Required Competence and Skills:

• BSc in Computer Science or a similar technical field
• 5+ years of experience in backend development.
• Proven track record in migrating or refactoring large-scale applications.
• Strong expertise in Golang and understanding of concurrency (MUST).
• Experience with Ruby (for refactoring and understanding legacy systems).
• Experience with event-driven architecture using Kafka or RabbitMQ.
• Strong knowledge of high volume Elasticsearch for scalable data storage
• Solid understanding of microservices architecture and scalable backend systems.
• ⁠⁠Strong knowledge of AWS Cloud, S3, RDS, EC2, EKS
• Experience Proficiency in relational databases (PostgreSQL, Amazon RDS) and caching mechanisms like Redis.
• Experience with CI/CD pipelines, automated testing, and performance monitoring.
• Excellent communication and ability to work with cross-functional teams.
• Problem-solving mindset with a focus on scalability and maintainability.
• ⁠⁠English level - Upper-Intermediate (B2)

Nice-to have:

• Experience with Ruby (for refactoring and understanding legacy systems). If there is no experience with Ruby, then willingness and learn and work with Ruby.  This role is 70-80% Golang-focused.