backend developer English-speaking jobs in Świdnica

QA Engineer (Data & Analytics) needed to define and implement data quality validation strategies across pipelines, data lakes, and warehouses. Responsibilities include developing and executing data validation tests, collaborating with engineers to implement data contracts and anomaly detection mechanisms, and validating data migrations. Requires proven experience in QA for data projects, strong understanding of data engineering workflows, and familiarity with data quality frameworks.

Quality Assurance Specialist with German will define and implement testing approaches, design and execute test cases, and contribute to test automation activities.

Integration Developer for a leading Austrian energy provider. Design and implement integration solutions and APIs using IBM webMethods in hybrid and cloud environments.

Application Specialist needed for Supply Chain Management. Will own and support SAP applications related to semi-finished material management, including purchasing, scrap handling, and subcontracting. Requires hands-on experience with SAP PP and/or MM, understanding of manufacturing processes, and troubleshooting skills.

Develop and maintain backend services using Kotlin/Java and event-driven architecture. Build and extend stream-processing components using Kafka and Apache Flink. Collaborate with teams to integrate streaming applications with operational systems.

Supplier Quality Development Engineer will evaluate suppliers, conduct audits, and support supplier development. Requires a technical degree, experience in a production environment, and knowledge of quality tools and methods. Must be fluent in English and able to travel up to 50% of the time.

AI/Data Specialist to design, develop, and deploy AI and machine learning models. Requires 2+ years Python development and AI/ML model building experience. Strong understanding of statistics, machine learning, and algorithms is essential.

Provides internal and external IT support via phone, chat, and email. Resolves technical issues, documents incidents, and ensures timely resolution. Requires experience in application/infrastructure support, strong communication skills, and proficiency in one of several languages (Polish, Dutch, Swedish, Norwegian, Finnish, Czech, Hungarian) plus English.

Senior Analyst responsible for customer interaction, documentation, system setups, and account opening/maintenance processing. Manages projects, cross-functional relationships, and a team of employees. Requires 5-8 years of relevant experience, finance/economics background, and strong communication and project management skills.

Manages strategic partnerships with Polish and international ISVs, focusing on the HoReCa, Retail, and other target sectors. Oversees project implementation, technical alignment, and performance optimization of partnerships. Requires 5+ years of experience in Business Development, Partnership Management, or Strategic Partner Sales within relevant industries.

Develop and maintain backend services using Java and Spring Boot. Design and implement RESTful APIs and microservices. Build and deploy serverless components using Azure Functions.

React Software Engineer will build and maintain frontend applications, focusing on modularity, performance, and user experience. Collaborate with backend engineers, data engineers, and product owners. Strong communication skills in English (min. B2) and experience with React, TypeScript, and Next.js are required.

Manual QA Engineer will design, execute, and optimize test plans across the software development lifecycle. Collaborate with development and product teams to ensure product quality and reliability. Requires 3+ years of QA experience, strong knowledge of QA methodologies and tools, and proficiency in defect tracking systems. Must have good analytical and problem-solving skills and native-level Russian proficiency.

Lead the technical delivery of customer-facing software solutions across industries such as Automotive, Transport, and Logistics. Responsible for the full lifecycle of solution development, from planning and design to implementation and testing. Serve as the technical authority within your project scope. Collaborate with internal and external stakeholders. Analyze requirements, contribute to opportunity scoping, and design technical solutions. Mentor and coach team members. Communicate project status, risks, and dependencies to stakeholders. Translate complex technical concepts for diverse audiences.

Designs, builds, and maintains Workday integrations for global HR processes. Assesses integration needs, leads the full integration lifecycle, and configures Workday security.

We are seeking a Head of Design to lead our design team, manage projects, and shape our brand. You will set design processes, mentor designers, and oversee the company portfolio. Proven leadership, facilitation, and design experience are required.

Experienced Data Engineer needed to design, build, and maintain data pipelines and workflows within AWS environments. Collaborate with data science, analytics, and product teams to deliver scalable data models and reliable datasets.

Manages team performance to achieve service level agreements and client expectations. Identifies performance gaps and implements action plans. Acts as escalation point for service issues and oversees day-to-day operations. Promotes continuous learning and operational excellence. Requires fluency in French and English, strong communication and interpersonal skills, and experience in a managerial or leadership role. ITIL certification is an asset.

PixelAnt Games seeks an experienced Project Manager to oversee client projects, manage scope, timeline, and budget, and foster teamwork. Requires 5+ years of project management experience, 5+ years in tech product development, and 2+ years of experience with senior stakeholders and remote teams. Fluency in English and Polish is essential.

Product Owner for mortgage domain development and enhancement. Experience in financial or mortgage domain required. Strong understanding of mortgage processes, regulations, and risk. Develop product roadmaps, prioritize backlogs, and collaborate with cross-functional teams.