1522 backend developer English-speaking jobs in Kraków

Optimize backend systems for performance, reliability, security, and fault tolerance. ... Required Qualifications 5–6+ years of experience as a Senior or Lead Backend Engineer. ... We are seeking a Senior / Lead Backend Engineer (Staff-level mindset) with strong expertise in Go and ... Conduct thorough code reviews, mentor other engineers, and raise overall backend engineering quality. ... You will play a key role in designing and evolving the backend foundations of a decentralized cloud platform

As a Data Engineer , you will design, build, and maintain high-performance backend services and data ... Services & Infrastructure Design, build, and maintain backend services in Go Work with PostgreSQL and ... automate and scale model pipelines Ensure pipelines are reproducible, maintainable, and observable Backend ... tools Familiarity with stakeholder management and brief, concise communication Technology Stack: Core Backend ... best practices Familiarity with resiliency patterns (retries, circuit breakers) Experience integrating backend

This role focuses on backend systems responsible for usage metering, telemetry transfer, and aggregation ... Strong understanding of backend systems and the software development lifecycle, including how services

with cross‑functional teams, the role will translate product vision into Agile priorities, focusing on backend‑driven

**Motorola Solutions values your privacy** .Java Software Developer (Mid/Senior) page is loaded## ... Java Software Developer (Mid/Senior)locations: Krakow, Polandtime type: Full timeposted on: Posted ... developed and tested in our R&D center in Krakow.## Job DescriptionWe are seeking a skilled **Java Software Developer

As a Data Engineer , you will design, build, and maintain high-performance backend services and data ... automate and scale model pipelines Ensure pipelines are reproducible, maintainable, and observable Backend ... Services & Infrastructure Design, build, and maintain backend services in Go or Python Work with PostgreSQL ... tools Familiarity with stakeholder management and brief, concise communication Technology Stack: Core Backend ... best practices Familiarity with resiliency patterns (retries, circuit breakers) Experience integrating backend

The app is supported by scalable backend services and in-vehicle integrations that power routing optimization

This role collaborates closely with UX designers, backend engineers, and business stakeholders to deliver ... speed and scalability Ensure cross-browser compatibility and accessibility compliance Collaborate with backend

You will work across backend services, deployment pipelines, monitoring systems, and integration points ... This role requires engineers with strong Java backend skills, solid web UI skills, a DevOps mindset , ... ) Improve observability, monitoring, alerting, and deployment workflows Working on highly available backend ... within established systems , often spanning multiple pods or workstreams Required Core Technical Skills: Backend ... incidents) Autonomy in navigating legacy systems and ambiguous problem spaces Strong collaboration with backend

Senior Frontend Developer (React / TypeScript) Location: Kraków/Hybrid Contract Type: B2B About the ... Role We are looking for an experienced Senior Frontend Developer who not only excels in the React ecosystem

As a Senior Software Developer at FreeBalance you will be responsiblefor overall solution design deployment ... The Software Developer will also assist with setting the product direction and be responsible for evaluating

services for the Commercial Data Manager (CDM) Take ownership of HubSpot backend maintenance and further ... knowledge sharing Ensure high code quality, scalability, and reliability Must-Have Skills 6 years of backend ... Duration: Until 31 Aug 2026 (extension likely) Language: English B2 Responsibilities Develop and extend backend

developer Knowledge of Java and Python database drivers Experience with continuous delivery using Kubernetes ... solutions, such as NewRelic, StackDriver, and Prometheus Familiarity with HashiCorp Vault Experience as a backend

developer Experience with Linux, Docker, and cloud providers (GCP and AWS) Experience with distributed ... and hybrid footprints What you'll need Hands-on software engineering skills with experience as a backend

our virtual agent capabilities (conversational reasoning, retrieval, and automation flows);, Develop backend

multiple teams, embedding robust full-stack testing strategies and strengthening release confidence across backend ... years leading QA across multiple squads, streams, or domains Deep expertise in full-stack testing (backend

multiple teams, embedding robust full-stack testing strategies and strengthening release confidence across backend ... years leading QA across multiple squads, streams, or domains Deep expertise in full-stack testing (backend

We develop backend, frontend, and mobile applications.

Optimize backend systems for performance, reliability, security, and fault tolerance . ... Required Qualifications 5–6+ years of experience as a Senior or Lead Backend Engineer. ... Conduct thorough code reviews , mentor other engineers, and raise overall backend engineering quality ... You will play a key role in designing and evolving the backend foundations of a decentralized cloud platform ... Establish and enhance backend infrastructure, including deployment pipelines, observability, and monitoring

In this role, you will help shape the core backend services that power our loyalty capabilities, working ... What you'll bring Extensive hands-on experience delivering backend solutions in Java, with exposure ... Responsibilities Build and evolve backend components that form the core of a new Loyalty Platform, using ... Lead the delivery of backend solutions, contributing from early technical discovery through implementation ... Experience designing backend systems with scalability and maintainability in mind, including service-based