Senior Go Developer | Bulgaria

Confidential

Remote job permanent

Posted: February 3, 2026

Required Skills

Job Description

Hello, let’s meet!

We are Xebia – a place where experts grow. For nearly two decades now, we’ve been developing digital solutions for clients from many industries and places across the globe. Among the brands we’ve worked with are UPS, McLaren, Aviva, Deloitte, and many, many more.

We’re passionate about Cloud-based solutions. So much so, that we have a partnership with three of the largest Cloud providers in the business – Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). We even became the first AWS Premier Consulting Partner in Poland.

Formerly we were known as PGS Software. In 2021, we joined Xebia Group – a family of interlinked companies driven by the desire to make a difference in the world of technology.

Xebia stands for innovation, talented team members, and technological excellence. Xebia means worldwide recognition, and thought leadership. This regularly provides us with the opportunity to work on global, innovative projects.

Our mission can be captured in one word: Authority. We want to be recognized as the authority in our field of expertise.

What makes us stand out? It’s the little details, like our attitude, dedication to knowledge, and the belief in people’s potential – emphasizing every team members development. Obviously, these things are not easy to present on paper – so, make sure to visit us to see it with your own eyes!

Now, we’ve talked a lot about ourselves – but we’d love to hear more about you.

About Project:

You will join a team responsible for developing and maintaining multi-tenant backend services and APIs, designed with a strong focus on scalability, performance, and reliability. The platform is built using Go (Golang) and gRPC, runs on Kubernetes, and uses PostgreSQL as the primary database backend. The project focuses on backend systems that integrate with multiple SaaS platforms and support complex product data models in a distributed environment.

You will be:

• developing, enhancing, and maintaining backend services and APIs using Go (Golang) and gRPC,

• designing data models (database and canonical product models) with a strong focus on canonical product models) with a strong focus onperformance and multi-tenancy,

• designing APIs in line with Google AIP standards, with multi-tenancy in mind (backend-for-backend, not BFF),

• designing and documenting architectural changes using Architecture Decision Records (ADR), in line with architectural guidelines and principles,

• building and maintaining integrations between backend services and multiple SaaS systems,

• ensuring high code quality through testing, code reviews, and adherence to coding standards,

• supporting debugging, performance optimization, and issue resolution as L2 support,

• collaborating with cross-functional teams following agile development practices,

• taking proactive ownership of backend services, identifying and resolving production issues before they impact customers.

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