Golang Developer
Miejsce pracy : Gdańsk
Technologies we use
Expected
About the project
Join our team supporting a global leader in cloud communications – a company behind the technologies powering voice, video, and messaging experiences used by millions of people worldwide. As part of this long-term collaboration, you’ll contribute to building modern, scalable backend systems that are key to real-time communication at a global scale.
We're looking for a skilled Backend Developer who is confident with Golang and Java (or Kotlin), passionate about clean code, and comfortable working in cloud-native environments.
Ready for your next big challenge? Apply now and be part of something that truly connects the world.
Your responsibilities
Develop scalable, resilient microservices in Go and Java / Kotlin to support high-traffic systemsContribute to system design, architecture decisions, and performance improvementsWrite and maintain high-quality tests (unit, integration, E2E) to ensure reliability and maintainabilityCollaborate in code reviews, share best practices, and support team knowledge sharing through documentationParticipate in CI / CD workflows and deploy your code using modern tools like Docker, Helm, and KubernetesOur requirements
At least 5 years of experience in backend development with Go and Java or KotlinSolid understanding of object-oriented programming, design patterns, and multi-threaded systemsHands-on experience with cloud platforms (AWS preferred), microservices, SQL / NoSQL databases, and RESTful APIsFamiliarity with event-driven architecture and modern deployment pipelinesExcellent English communication skills (at least B2 level), both spoken and writtenResiding in Poland requiredWhat we offer
Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideasEmployment stability - revenue of PLN 2.1BN, no debts, since 2006 on the marketWe share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and moreComfortable workplace – class A offices or remote workDozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer applicationPLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workersInvestment in your growth – meetups, webinars, training platform and technology blog – you chooseFantastic atmosphere created by all Sii Power PeopleRecruitment stages
Send your CVTalk to us about your expectationsLearn more about our projects and choose the bestStart your adventure with Sii!Sii Sp. z o.o.
Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 500 professionals and implement projects in a variety of industries for clients from many countries around the world.
The Great Place to Work title, won 10 times in a row, proves that at Sii we create a friendly work environment.