Senior Backend Integration Developer (Java & GCP)

Software Mind; Kraków; Hybrid; PLN 140.000 - 210.000; Vollzeit

Benefits dieser Stelle

Flexible remote work

International projects with global кли

International business trips

Non-corporate atmosphere

Internal & external training

Zusammenfassung

Software Mind in Poland is seeking a Senior Backend Integration Developer (Java & GCP) to design and maintain backend services for an Aggregation Platform, enabling seamless integrations between game providers and operators. You will build API-first solutions, ensure high availability, contribute to CI/CD, DevOps, and collaborate across teams to improve architecture and reliability.

The role requires 6+ years in backend development, strong Java, PostgreSQL, and GCP experience, with English at

Qualifikationen

• 6+ years of backend software development with API-first focus.
• 5+ years building high-availability, business-critical apps.
• Strong Java proficiency with secure, high-performance code.
• Hands-on PostgreSQL and cloud platform experience (GCP preferred).
• Experience with DevOps, CI/CD, automated deployments, and test automation.
• Experience in Agile environments and English at B2 level or higher.

Aufgaben

• Design, develop, and maintain backend services for the Aggregation Platform.
• Build API-first solutions for scalable, high-performance systems.
• Develop secure, maintainable code following best practices.
• Collaborate with cross-functional teams to improve architecture.
• Contribute to CI/CD pipelines, deployment automation, and DevOps practices.
• Participate in architectural discussions to improve platform reliability, scalability, and performance.
• Support Agile development processes and technical decision-making.

Kenntnisse

API-first design

Backend development

Agile development

CI/CD

English communication

Tools

Java

PostgreSQL

Google Cloud Platform

Jobbeschreibung

[VKS] Senior Backend Integration Developer (Java & GCP)

• Full-time

Software Mind develops solutions that make an impact for companies around the globe. Tech giants & unicorns, transformative projects, emerging technologies, and limitless opportunities – these are a few words that describe an average day for us. Building cross-functional engineering teams that take ownership and crave more means we’re always on the lookout for talented people who bring passion and creativity to every project. Our culture embraces openness, acts with respect, shows grit & guts and combines employment with enjoyment.

Project – the aim you’ll have

Our client is a gaming company established to reform the national gaming system. Operating under the principle of exclusivity, its mission is to provide games responsibly, mitigate gambling-related risks, and ensure player protection while preventing fraud.

The company offers a wide range of games divided into three main categories: Lucky Games, Casino Games, and Betting Games. It emphasizes operating responsibly and contributing to a safe and secure gaming environment.

Position – how you’ll contribute

• Design, develop, and maintain backend services for the Aggregation Platform, enabling seamless integrations between game providers and operators.
• Build and enhance API-first solutions that support scalable, high-performance, and business-critical systems.
• Develop secure, maintainable, and high-quality code while following engineering best practices.
• Collaborate with cross-functional teams to design integration solutions and improve platform architecture.
• Contribute to CI/CD pipelines, deployment automation, and overall DevOps practices.
• Participate in architectural discussions and continuously improve platform reliability, scalability, and performance.
• Support Agile development processes and contribute to technical decision-making across the team.

Expectations – the experience you need

• 6+ years of experience in backend software development with a strong focus on API-first solutions.
• 5+ years of experience building and maintaining high-availability, business-critical applications.
• Strong proficiency in Java and experience developing clean, secure, and high-performance code.
• Hands-on experience with PostgreSQL and cloud platforms, preferably Google Cloud Platform (GCP).
• Experience with DevOps practices, including Continuous Integration (CI), automated deployments, and test automation.
• Experience working in Agile development environments.
• Strong communication skills with English proficiency at B2 level or higher.

Additional skills – the edge you have

• Experience with Enterprise Integration Patterns (EIP).
• Experience using AI-powered development tools to improve productivity and software quality.

Position at: Software Mind Romania & Poland

Our offer – professional development, personal growth:

• Flexible employment and remote work
• International projects with leading global clients
• International business trips
• Non-corporate atmosphere
• Internal & external training

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