Globaldev Group

QA Engineer

• Develop comprehensive test cases and test scenarios based on business, functional, and technical requirements
• Perform thorough functional, integration, and exploratory testing
• Create detailed and clear bug reports with step-by-step reproduction steps
• Participate in test planning, design, and review processes
• Conduct user acceptance testing (UAT)
• Collaborate closely with development teams to identify and resolve software defects

Business Development Rep

• Identify, build, and manage relationships with advertisers, agencies, brands, publishers, and programmatic partners.
• Generate new business opportunities and drive revenue growth.
• Manage the full sales cycle, from prospecting and lead generation through negotiation and closing.
• Develop strategic partnerships within the Polish digital advertising ecosystem.
• Represent Start.io at industry events, conferences, and networking opportunities.
• Collaborate with global teams across Europe and the US to support business objectives.
• Monitor market trends, competitor activity, and emerging opportunities.

Sales Manager – Business Development Manager

Frontend Engineer

• In this role, you will become an integral part of the BI Team, enabling advanced analytics, automating workflows, and increasing productivity by partnering with cross-organizational functions.
• Advanced Power BI Development: Design, build, and maintain high-end interactive dashboards and complex data models within Power BI. Implement robust row-level security (RLS), role definitions, and permission management structures.
• Back-End Development Support: Partner closely with our Back-end developer to actively develop, optimize, and support database processes, ensuring a seamless data pipeline flow from source systems to the front-end layers.
• Drive AI Roadmap: Research and design the future integration of AI and LLM agents into our BI ecosystem, preparing our Power BI and database layers for smart automation and natural language querying.
• Stakeholder Collaboration: Partner directly with global business stakeholders to translate complex strategic requirements into intuitive, reliable, and highly scalable analytical tools.

Senior BI Front End Engineer

Data Engineer

• Analyze business workflows and identify opportunities for data automation and AI-driven process automation
• Design, build, and maintain scalable data pipelines and integrations, including ingestion from unreliable or unstructured 3rd party sources
• Build LLM- and agent-based solutions for data transformation, validation/testing, and extraction tasks
• Containerize data and AI workloads using Docker and deploy to cloud infrastructure (AWS)
• Develop prototypes and POCs to validate ideas quickly — both data pipelines and AI-powered workflows
• Collaborate with business and technical teams to refine requirements and iterate on solutions
• Support the deployment and integration of data and AI solutions into production systems
• Continuously improve data processes through automation and AI-driven approaches
• Contribute to data modeling, quality, and observability practices

Data Engineer, AI Experience

Backend Engineer

• Collaborate with Product Owners, development, and support teams to solve complex product and engineering challenges.
• Build, maintain, and optimize services using JavaScript/TypeScript in a microservices architecture.
• Work closely with Data Science, Data Engineering, and Full Stack teams to bring prototypes into production.
• Design and maintain reusable internal libraries, shared modules, and development tooling.
• Contribute to architectural decisions and promote engineering best practices across services.
• Develop scalable systems using MongoDB, SingleStore, Kafka, AWS, and related technologies.
• Ensure technical alignment and effective communication across cross-functional teams.

Senior Full-Stack Developer – Node.js/React

Product Designer

• Design beautiful, human-centered AI experiences — making complex, powerful technology feel simple, trustworthy, and genuinely delightful to use, raising the bar for what great AI product design looks like
• Push the boundaries of AI interaction design — exploring new patterns for how people discover information, create content, and accomplish goals with AI assistance, helping define interaction paradigms that don't yet exist
• Own features end-to-end — driving major product work from early concept through launch, conducting user research to uncover real needs, and translating insights into elegant solutions that make knowledge work feel effortless
• Prototype and iterate rapidly on 0→1 concepts — bringing novel AI-native ideas to life quickly, validating them through research and feedback, and refining with genuine craft and attention to detail
• Develop deep intuition for AI behavior — building a real understanding of what's possible with LLMs to design experiences that play to AI's strengths while gracefully and thoughtfully handling its limitations
• Obsess over craft and detail — ensuring every interaction feels intelligent, responsive, and helpful, holding a high bar for quality across every surface you touch
• Shape product strategy — partnering with PMs to influence roadmaps, championing the user through data and research, and identifying the opportunities where exceptional design creates breakthrough product moments
• Elevate the team around you — contributing to Jedify's design system, sharing clear design principles, engaging in thoughtful critique, and helping build a culture where great design thrives

Data Analyst

• Analyze large and complex datasets related to maritime/container risk
• Develop insights and data models to support product features
• Work with Python and Jupyter Notebook for data exploration and analysis
• Collaborate closely with developers (Node.js, React, AWS stack)
• Contribute to an AI-driven development environment, leveraging tools like Claude, Cursor, etc.
• Support data validation and quality processes (team handles QA independently)