63 frontend developer English-speaking jobs in Rzeszów

Recruitment process: 30 minute screening call online with our recruiter 1 hour technical call with our Python developer

driving both growth and smarter marketing through the best application of technology. ,[As a Synerise Developer ... enterprise MarTech tools, gradually expanding your profile toward a Marketing Automation and Personalization Developer

We are currently seeking a talented Senior Go PHP Developer with experience in CIAM.

Mid-level mainframe developer with 2-3 years of experience in COBOL or Assembler (willingness to learn). Must have good knowledge of IBM z/OS and mainframe concepts, DB2, and debugging/performance monitoring.

ABOUT THE ROLE As a Lead Backend Developer (Go/Kotlin), you will play a key role in modernizing a large-scale

Guidewire Developer Techlead will lead development activities within a large-scale insurance project using Guidewire PolicyCenter, ClaimCenter, and BillingCenter. Responsibilities include driving configuration, development, and integration tasks across multiple Guidewire modules and overseeing end-to-end delivery quality.

Junior Developer/Trainee will assist in developing, testing, and maintaining Assembler and COBOL code in mainframe environments. Support enhancements and maintenance of legacy applications. Collaborate with developers and cross-functional teams on system integration tasks.

Salesforce certifications (e.g., Salesforce Data Cloud Consultant, Salesforce Marketing Cloud Developer

Senior Android Developer will design, develop, and maintain Android mobile applications. Responsibilities include writing code using Kotlin and/or Java, collaborating with teams, and ensuring code quality. Requires 5+ years of experience, proficiency in Kotlin, and solid Java knowledge.

The developer will go to one of the teams depending on their skills.

application Staying up to date within the industry with new trends and best practices Training and supporting developer

If our needs shift toward more frontend work, we’re open to candidates who can comfortably work across

Lead development activities in a large-scale insurance project using Guidewire PolicyCenter, ClaimCenter, and BillingCenter. Drive configuration, development, and integration tasks across multiple Guidewire modules. Oversee end-to-end delivery quality.

learning systems into production, 5+ years of experience as a MLOps engineer or data engineer or software developer

Balancing) Knowing security best practices Shell scripting (Bash/PowerShell) CI/CD pipelines (AWS Developer

Salesforce Platform Developer I certification is a plus, or equivalent experience with Apex, SOQL, Lightning

Senior Backend Developer will build and maintain the core backend architecture for AI Agents, including Vector Database, AI Engines, and Knowledge Hub. Responsibilities include designing scalable systems, migrating legacy systems, collaborating with AI researchers, and designing RESTful APIs. Requires 6+ years of backend development experience with Node.js, TypeScript, and experience with real-time communication technologies. Experience with AI and LLM integration, SQL and NoSQL databases, and Google Cloud Platform is also required.

Minimum 3 years of experience as a Back Office Consultant, Developer, or Business Analyst working on

Translate business problems into ML/AI solutions and deliver models to production. Build and operate end-to-end ML systems, owning data pipelines, modeling, deployment, monitoring, and iteration. Combine software engineering fundamentals with practical machine learning expertise and MLOps experience.

for building dynamic and responsive user interfaces Key Responsibilities: As a experienced Backend Developer