Jobs in Bytom, Poland

Ascendix Technologies, founded in 1996, is a global software service company specializing in AI and PropTech. Our core mission is to help our clients get top-notch business results through the smooth automation of processes, leveraging AI solutions, customer-facing apps, and precisely tailored back-office software to meet their distinct needs. Based in bustling Dallas, Texas, we operate across the globe, with strategically positioned teams throughout Europe.

We are looking for a Full-Stack JavaScript Developer (Node.js + Vue.js) to join a data-intensive real estate/proptech project. You’ll work closely with solution architects and data engineers to build an MVP around Snowflake‑centric analytics, Chrome extension‑based data collection, and AI‑assisted workflows.

• 4+ years of commercial experience with JavaScript/TypeScript
• 3+ years of commercial experience with Node.js on the back end
• Experience building and maintaining REST/JSON APIs
• Solid understanding of authentication/authorization, error handling, and logging
• 2+ years of commercial experience with a modern front‑end framework
• Vue.js is preferred (React experience acceptable, with readiness to work in Vue)
• Experience building SPA dashboards, forms, data grids, and filters
• Experience working as a true full‑stack developer (same engineer owning both backend and frontend features end‑to‑end)
• Strong knowledge of SQL and experience integrating applications with analytical/OLAP stores (Snowflake, Redshift, BigQuery, or similar)
• Experience integrating with external APIs and third‑party services
• Good understanding of asynchronous programming, promises, and event‑driven architectures
• Practical experience with Git and common branching/code review workflows (PRs, code reviews)
• Experience with unit/integration testing for back‑end and/or front‑end
• Ability to collaborate with architects and data engineers (understanding of data models, ETL outputs, contracts)
• Experience with AI / LLM integrations (OpenAI, Claude, etc.) from Node.js
• Good communication skills; ability to explain technical decisions to non‑technical stakeholders
• English: Intermediate+ (able to participate in daily stand‑ups, grooming sessions, and client calls)

• Experience with Python for data‑related tasks
• Simple ETL scripts, data validation, or integration with data processing services
• Experience with data engineering / analytics stacks, e.g.: Snowflake, Keboola, dbt, Airflow or similar tools
• Experience building or integrating with Chrome extensions (content scripts, background scripts, messaging)
• Knowledge of Docker and container‑based deployment
• Familiarity with cloud platforms (AWS / Azure) and managed databases
• Experience with CI/CD pipelines (GitHub Actions, Azure DevOps, GitLab CI or similar)
• Knowledge of real estate / financial / valuation domains
• Experience with performance optimization for data‑heavy UIs and APIs

• Work as a full‑stack engineer, owning features from API to UI.
• Develop and maintain Node.js backend services for data ingestion, processing, and application logic.
• Implement Vue.js frontend components and pages (forms, tables, filters, dashboards).
• Collaborate with solution architects and data engineers to:
• Consume and expose data from Snowflake and other data sources.
• Align on data models and contracts between the application and the data warehouse.
• Integrate with:
• Chrome extension‑based data capture flows.
• External data providers and internal APIs.
• Ensure code quality:
• Write clean, testable, maintainable code in both the back end and the front end.
• Participate in code reviews, refactoring, and technical design discussions.
• Contribute to architecture and technical decisions for the MVP and further phases.
• Collaborate with PM/BA and client stakeholders, clarify requirements, and propose implementation options.
• Help improve DevOps and delivery practices (logging, monitoring, basic CI/CD improvements) within the scope of your work.
• Continuously learn and adopt best practices around data‑intensive systems and AI‑assisted development.

• 20 paid vacation
• 5 paid sickness

• B2B and remote cooperation
• Career development and professional growth
• Technical performance reviews and 360 Evaluation
• Collaboration with a personal Direct Manager, Technical leads, and mentors

• Udemy and Pluralsight subscription
• Internal knowledge‑sharing opportunities

• Online and offline events & team‑buildings
• Friendly and supportive atmosphere
• Open management

Please note

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We sincerely appreciate each response and the interest you have shown in our job opening. If we do not contact you within a week, it means that, at this moment, your CV has not been selected for further consideration for this position. Nevertheless, we will keep your resume in our candidate database and will definitely inform you if a vacancy that matches your experience becomes available.