ruby English-speaking jobs in Bielsko-Biała

iOS Developer for Wakacje.pl mobile application. Responsibilities include search offers, offers listing and details, client panel, AI chatbot, and favorite offers and searches.

Lead a cross-functional team designing and developing a cloud-native product on AWS. Expertise in C#/.NET, microservices, and cloud architectures is required. Full-stack skills with Angular/React and strong communication skills are essential.

Senior Data Engineer to build data platforms using Databricks, Synapse, BigQuery, Redshift, or Snowflake. Requires 4 years of Data Engineering experience, 3 years in Big Data, proficiency in SQL and Python, and experience with at least one public cloud (Azure, AWS, or GCP).

We are looking for our TRIA Sales Team in the EMEA Region for an German-speaking Key Account Manager EMEA (m/f/d) Principal Responsibilities: Serve as the primary point of contact for assigned key accounts, acting as the customer interface to the company’s resources. Build and maintain strong, long-term relationships with key customers to drive customer satisfaction, loyalty, and share of wallet.

Senior DevOps Engineer to design resilient architectures for high-scale, real-time cloud operations in cybersecurity. Experience with Google Cloud Platform, Elasticsearch/OpenSearch, Kafka, Redis, MongoDB, Kubernetes, Docker, and Infrastructure-as-Code required.

Summer Internship 2026 - DEVOPS/SRE. 3-month hybrid program in Krakow starting July 1st. Seeking individuals with English (B2), JAVA, Python, GCP, CI/CD, and Infrastructure as Code knowledge. Must have problem-solving skills, willingness to learn, and a public GitHub profile.

Manages loyalty and CRM strategy, optimizes program mechanics and customer journeys, and leads campaign delivery. Requires experience in loyalty program design, CRM operations, and data analysis.

The MRO Logistic Engineer will manage inbound and outbound logistics processes for Maintenance, Repair, and Overhaul (MRO) operations. This role focuses on optimizing inventory, collaborating with stakeholders, and ensuring compliance with industry standards.

Administers, maintains, and optimizes the Atlassian ecosystem including Jira Software, Jira Service Management, and Confluence. Designs and configures workflows, schemes, and integrations. Collaborates with engineering teams and program management stakeholders.

Head of Customer Experience to lead teams responsible for the full student journey, including onboarding, success management, refunds, and community. Focus on building a scalable support system to improve retention, reduce refunds, and ensure a high-quality learning experience. Requires operational leadership, analytics, and team management experience in a fast-growing EdTech environment.

Software Development Engineer will design, develop, and test secure and scalable solutions within an Agile Scrum team. Responsibilities include contributing to requirements definition, software design, and testing, as well as writing clean, maintainable code.

The Event & PR Manager will plan, organize, and execute impactful B2B industry events and trade fairs in CEE. This role will also develop and implement PR concepts based on the EU PR strategy, adapting and localizing initiatives for the Polish market.

Integration Lead responsible for designing, developing, and maintaining integrations using SAP BTP Integration Suite and SAP Cloud Platform Integration. Requires 10+ years of experience in integration architecture, SOA, microservices, and troubleshooting. Expertise in SAP BTP Integration Suite, CPI, and other integration technologies is essential.

Principal Application Security Engineer will lead product security reviews, guide secure architecture design, and drive high-impact security initiatives. Requires hands-on experience in application security, secure system design, and cloud security (Azure/AWS).

Experienced QA Tester to ensure quality, performance, and reliability of applications. Manage the full QA lifecycle, create test artefacts, and collaborate with stakeholders. Proven experience in Agile and SAFe frameworks, JIRA/Xray, and Confluence.

Mid/Senior Backend Data Engineer to design, build, and maintain cloud-native services in a distributed environment (GCP/AWS). 5+ years Java development experience and strong CS fundamentals required.

Office Administration Specialist provides administrative support, manages office operations, and serves as the first point of contact for employees and visitors.

Senior Unity Engineer will implement new game modes, items, and player mechanics. Responsibilities include building and iterating on live-ops events, owning UI implementation, and debugging live-service issues. The role also involves designing and maintaining backend architecture, owning the Unity asset pipeline, and architecting data flows between game client and backend services. Experience with AI-assisted development tools and performance optimization is required.

Leads AP process excellence, performance management, controls, and continuous improvement across Czechia and Poland. Develops and maintains AP operating system standards, drives performance cadence, and leads root-cause improvement initiatives. Partners with IT, Procurement, and Business on workflow and automation enablement. Ensures audit readiness and control effectiveness. Supports change adoption through training and coaching.

Manages all SCM product line actions from quote to launch and throughout program life. Drives supplier/material cost activities to attain business case requirements. Supports customer quoting process and acts as SCM lead for new business. Executes SCM Product Development Process to meet launch objectives. Identifies cost reduction opportunities and promotes global sourcing strategy alignment.