1584 backend developer English-speaking jobs in Kraków

Mentor and review code from mid/junior backend developers. ... Set up real‑time analytics, telemetry, and backend monitoring pipelines. ... Strong proficiency in C#, Go, Node.js, Python, or similar backend languages. ... Enforce backend security best practices (rate limiting, token validation, encryption). ... Data & Systems Integration Integrate backend services with Unity‑based mobile clients.

Integrate APIs: Connect the app to backend services by implementing and consuming RESTful APIs. ... We’re hiring a Junior Android Developer to strengthen our team and bring fresh perspectives. ... tools, seeing them as essential for accelerating your growth and becoming a highly effective Android developer

Developer (including 3+ years as Golang Developer). ... Bachelor's degree in Computer Science, Engineering, or related field. 7+ years of experience as a Backend

Work on backend automation. Creation test cases in TestRail. ... Backend & API Testing: Experience testing RESTful APIs using Postman, RestAssured. ... Basic experience in database validation (SQL & NoSQL) for backend data consistency. ... Ability to build and maintain test automation frameworks for UI, API, and backend testing. ... Technical Skills: Testing Expertise: Strong experience in manual and automation testing of both UI and backend

Description We are building and operating a cloud-native backend platform that powers connected-vehicle ... If you are passionate about cloud-native backend development, enjoy solving challenging problems in a ... Design, build, and maintain secure, scalable microservices and cloud-native backend systems that serve ... will contribute to a product that supports real-time data exchange, remote vehicle/cloud integration, backend ... Possibility to work on-site 5 days a week Min. 5 years of software development experience, ideally in backend

The Cloud People is expanding its Cloudia Platform team and is seeking a Senior Full-Stack Developer ... Technical Stack Backend: Java 11+ (targeting Java 21), Spring Boot 3.3+, Spring Cloud GCP, MongoDB,

**About the Role:**Come join us as a **Senior Software Developer** on Remitly's **Organic Growth ... Experience in designing, implementing, and managing Content Delivery Networks (CDNs)* Experience in backend

You'll use your deep expertise in cloud architecture and backend development to make critical decisions ... #39;s possible as we shape the future of mobility.Role Summary:We are seeking a highly motivatedCloud Backend ... to architect end-to-end solutions, possessing a strong foundation in both Data Engineering and Cloud/Backend ... observability best practices.Role and Responsibilities:Design and build the foundational, end-to-end cloud and backend ... orchestration (Docker, Kubernetes).Experience building and optimizing highly available, scalable, distributed backend

Recruiters Attrax, your primary responsibility will be the technical ownership and delivery of our backend ... site systems and escalating issues appropriately where requiredComplete and assist with a range of backend ... technical solutions and provide brilliant service for our stakeholders.What you'll deliver :Provide backend

Company DescriptionSoftware 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.

Engineer, passionate about delivering unforgettable player experiences.You will work on the backend ... and we intend to grow while maintaining our high standards.RoleWe are looking for a Technical Lead Backend ... to millions of users, champion new tech initiatives & leverage existing solutions.Profile7+ years of backend

that improve performance, scalability, and team productivity.Profile5+ years of professional backend ... features.Mentor and review code from mid/junior backend developers.Evaluate and recommend technologies ... optimizing.What you will do:Architecture & DevelopmentDesign and implement a real-time multiplayer backend ... maintaining a multiplayer mobile or online game.Strong proficiency in C#, Go, , Python, or similar backend ... low latency, high throughput, and smooth cross-region performance.Data & Systems IntegrationIntegrate backend

pipelines for network automation, to advanced analytics and remediation for network assurance.As a backend ... You'll build the backend, write automated tests, and get it deployed into production via our CD pipeline.QualificationsBS

Build and maintain backend systems and APIs that power growth experiments across onboarding, activation ... experiences that help users discover more value, activate faster, and grow their usage over time.As aSenior Backend ... Rails systems while contributing to performance, scalability, and maintainabilityDevelop and own new backend ... impact directly through user behavior and business growth.Team lead insightsI'm looking for a strong backend ... growth experiments from both technical and product perspectivesWhat We're Looking For:5+ years of backend

with one of our clients inPolandwho is actively hiring candidates to expand their teams.Role: Java Backend

At StoneX, we offer you the opportunity to be part of an institutional-grade financial services network that connects companies, organizations, and investors to the global markets ecosystem. As a team member, you'll benefit from our unique blend of digital platforms, comprehensive clearing and execution services, personalized high-touch support, and deep industry expertise.

Opportunity:Backend Technical Lead (Java)Role Overview:We're looking for aTechnical Leadwith a strong backend ... times per week)English:B2/C1Type of contract:B2BResponsibilities:Design, develop, and maintain modern backend ... Principal Engineers, fellow Tech Leads, and the Head of Engineering to design, build, and maintain robust backend ... direction of the product, balancing pragmatism with engineering best practicesRequirements8+ years in backend

We're seeking aSenior Software Engineer (Android + Backend)who is passionate about building intuitive ... and web engineers focusing on features core to the user experience across our mobile applications and backend ... ResponsibilitiesBuild and Deliver: Design, implement, and maintain high-quality Android features and backend ... and security.Contribute Across Layers: Develop features in both native Android apps (Kotlin/Java) and backend ... with cloud technologies, Kafka, or microservices.Experience with automated testing for Android and backend

Software Support Lead/Technical PM to manage a global team of software support engineers and frontend/backend ... CLI, RxJS, component-based architecture) and server-side logic handling CRUD operations.Experience in backend

You will manage and grow a backend‑centric Platform team consisting of software engineers, DevOps, SRE ... architecture and daily coding. 4+ years of Engineering Management experience leading cross‑functional, backend‑centric ... Developer Experience: Partner with Staff Engineers and Technical Leads to ensure platform surfaces meet ... Together with Product Managers, you’ll exercise product thinking to enhance developer productivity, reduce ... Showcase how platform capabilities enable product velocity and demonstrate measurable impact on developer