UI Developer (Angular & Node.js)

📍 Job Overview

Job Title: UI Developer (Angular & Node.js)
Company: GAPP-Partners
Location: Gdansk, Pomeranian Voivodeship, Poland
Job Type: CONTRACTOR
Category: Front-End Development & Full-Stack Development Operations
Date Posted: January 19, 2026
Experience Level: Mid-Senior (5-10 years)
Remote Status: Hybrid

🚀 Role Summary

• This role focuses on the development and implementation of dynamic, responsive web applications, demanding a strong command of front-end frameworks and back-end scripting.
• The position involves robust API integration and data management, requiring expertise in RESTful services and database interactions.
• Candidates will leverage modern development practices, including CI/CD pipelines and Agile methodologies, to ensure efficient project delivery and continuous integration.
• A key aspect includes ensuring application security through OIDC Authentication and Authorization protocols, alongside adherence to UI/UX principles and accessibility standards.

📝 Enhancement Note: While the title is "UI Developer," the inclusion of Node.js, RESTful API calls, NoSQL & SQL databases, and Cloud services/containerization indicates a strong full-stack component, blurring the lines between pure UI development and a broader software engineering role with a front-end specialization. The "Operations" category is assigned due to the emphasis on development processes, CI/CD, and system deployment.

📈 Primary Responsibilities

• Develop and maintain dynamic, responsive, and user-friendly web applications using the latest versions of Angular.
• Implement robust backend logic and server-side scripting using Node.js to support application functionality and data processing.
• Design and integrate RESTful APIs for seamless data exchange between frontend and backend systems, and with external services.
• Manage and optimize data storage and retrieval using both NoSQL and SQL database solutions.
• Write clean, efficient, and maintainable code in HTML5, CSS3, JavaScript, and TypeScript, adhering to best practices.
• Implement and manage OIDC Authentication and Authorization flows to ensure secure user access and data protection.
• Collaborate with UI/UX designers to translate wireframes and mockups into functional, interactive user interfaces, ensuring adherence to responsive design and accessibility standards.
• Participate actively in Agile ceremonies, including sprint planning, daily stand-ups, and retrospectives, contributing to process improvement.
• Utilize Git for version control and contribute to the setup and maintenance of CI/CD pipelines for automated testing and deployment.
• Engage with cloud services for deployment, containerization (Docker), and orchestration (Kubernetes), ensuring scalable and reliable application delivery.

📝 Enhancement Note: Responsibilities are inferred based on the explicit skills required and common practices for a hybrid UI/Full-Stack Developer role using Angular and Node.js. The emphasis on CI/CD, Agile, and Cloud services suggests a need for proactive involvement in the development lifecycle beyond just coding.

🎓 Skills & Qualifications

Education:

• Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience demonstrating a strong foundation in software development principles.

Experience:

• Proven professional experience of 4–6 years in front-end development, with a primary focus on Angular.
• Demonstrable experience in backend development using Node.js, including server-side scripting and API development.
• Hands-on experience with integrating and consuming RESTful APIs.
• Experience working with both NoSQL and SQL database systems.
• Familiarity with cloud platforms and containerization technologies.

Required Skills:

• Angular (Latest Version): Expertise in building complex, dynamic, and responsive web applications.
• Node.js: Strong proficiency in backend development, server-side logic, and API creation.
• RESTful API Development & Integration: Ability to design, build, and consume RESTful services effectively.
• NoSQL & SQL Databases: Understanding of database design, querying, and optimization for both types.
• HTML5, CSS3, JavaScript, TypeScript: Core web development languages and modern JavaScript/TypeScript best practices.
• OIDC Authentication & Authorization: Implementation experience with OpenID Connect for secure access management.
• UI/UX Principles & Responsive Design: Ability to create intuitive and visually appealing interfaces that adapt to various screen sizes.
• Git: Proficiency in version control for code management and collaboration.
• CI/CD Pipelines: Experience with continuous integration and continuous deployment workflows.
• Agile Methodologies: Familiarity and practical application of Agile development processes.

Preferred Skills:

• Cloud Services (AWS, Azure, GCP): Experience with deploying and managing applications on cloud platforms.
• Containerization (Docker) & Orchestration (Kubernetes): Knowledge of container-based deployment and management.
• UI Testing Frameworks: Experience with tools like Jasmine, Karma, or Jest for front-end testing.
• State Management Libraries: Familiarity with advanced state management solutions within Angular.
• Web Accessibility Standards (WCAG): Deeper understanding and implementation of accessibility best practices.

📝 Enhancement Note: The required experience level of 4-6 years suggests a mid-level to senior developer. The listed skills are comprehensive for a full-stack role with a UI emphasis. Preferred skills are inferred to enhance the candidate profile for modern cloud-native development environments.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Project Showcase: A portfolio demonstrating at least 2-3 significant projects built with Angular and Node.js, highlighting your specific contributions.
• Code Samples: Provide access to well-structured, commented code repositories (e.g., GitHub) for key projects, showcasing clean architecture and best practices.
• API Integration Examples: Detail how you've integrated RESTful APIs in your projects, including challenges faced and solutions implemented.
• Database Interaction: Illustrate your experience with database design and interaction, showing examples of schema design and query optimization for both SQL and NoSQL databases.
• Security Implementation: Showcase examples of implementing OIDC authentication and authorization within your projects, demonstrating your understanding of security protocols.

Process Documentation:

• Development Workflow: Be prepared to discuss your typical development workflow, from requirements gathering and task breakdown to coding, testing, and deployment.
• CI/CD Practices: Explain your experience with CI/CD pipelines, including tools used, stages involved, and benefits achieved (e.g., faster release cycles, reduced errors).
• Agile Contributions: Provide examples of how you've contributed to Agile processes, such as improving sprint planning, participating in effective retrospectives, or facilitating collaboration.
• Problem-Solving Narratives: Be ready to articulate how you approach complex technical challenges, including debugging, performance optimization, and implementing new features, often using a STAR (Situation, Task, Action, Result) method.

📝 Enhancement Note: For a developer role, a portfolio is crucial. The emphasis here is on showcasing practical application of the required technologies, particularly Angular, Node.js, API integration, and security. Process documentation expectations are geared towards understanding the candidate's contribution to the development lifecycle and team collaboration.

💵 Compensation & Benefits

Salary Range:

• As this is a CONTRACTOR role in Gdansk, Poland, the expected salary range for a UI Developer with 4-6 years of experience in Angular and Node.js, working hybrid, is estimated to be between €35,000 - €55,000 annually, or €18 - €28 per hour, depending on experience, specific skill set, and negotiation. This estimate is based on current market rates for similar contract positions in Poland, considering the hybrid work model and the required technical stack.

Benefits:

• Flexible Hybrid Work Model: Opportunity to balance on-site collaboration in Gdansk with remote flexibility.
• Contractual Engagement: Clear scope of work and project duration, offering defined project-based employment.
• Professional Development: Potential exposure to diverse projects and technologies, fostering skill enhancement.
• International Exposure: Work with a global team and potentially contribute to international projects.
• Competitive Contractor Rate: Remuneration commensurate with experience and skills, reflecting market value.

Working Hours:

• Standard full-time engagement, approximately 40 hours per week. Specific daily hours may be flexible, subject to team coordination and project deadlines, aligning with Agile sprint cycles and potential overlap with other team members across different time zones if applicable.

📝 Enhancement Note: Salary is estimated based on market research for contract UI/Full-Stack Developers in Gdansk, Poland, with 4-6 years of experience, considering the hybrid work arrangement. Benefits are typical for contractor roles, focusing on flexibility and professional growth.

🎯 Team & Company Context

🏢 Company Culture

Industry: The company operates within the Technology and Software sector, likely focusing on software development services, product development, or IT consulting, given the company name "GAPP-Partners". Company Size: GAPP-Partners is a growing organization, indicated by the need for contract roles and the presence on a platform like Breezy HR. The specific size is not detailed but suggests a dynamic environment likely ranging from small to medium-sized enterprises (SMEs) or a dedicated project team within a larger entity. Founded: Information on the founding date is not provided, but the company's engagement with modern technologies like Angular and Node.js suggests a contemporary approach to software development and business operations.

Team Structure:

• The UI Developer will likely be part of a software development team, potentially structured around specific projects or product lines.
• Reporting is expected to be to a Team Lead or Engineering Manager, with close collaboration with other developers (backend, frontend), QA engineers, designers, and project managers.
• Cross-functional collaboration is essential, involving close interaction with product owners, stakeholders, and potentially client representatives to ensure alignment on project goals and technical requirements.

Methodology:

• The team likely employs Agile methodologies, with a focus on iterative development, continuous feedback, and adaptability.
• Emphasis will be placed on code quality, testing (unit, integration), and efficient deployment processes through CI/CD.
• Data-driven decision-making may be integrated into the development process, particularly regarding performance optimization and feature prioritization based on user feedback or analytics.

Company Website: https://gapp-partners.com

📝 Enhancement Note: Company context is inferred from the name "GAPP-Partners" and the job listing details. The focus is on how this context influences the operations and culture of the development team.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned at a mid-to-senior level, requiring 4-6 years of experience. It's a hands-on development role focused on executing technical tasks within a defined project scope. Growth would typically involve taking on more complex technical challenges, leading smaller feature development efforts, or specializing further in either front-end architecture or backend systems.

Reporting Structure: The UI Developer will report to a technical lead or engineering manager. They will work collaboratively within a project team, interacting with peers from development, QA, and design, as well as with product management and potentially client stakeholders.

Operations Impact: The impact of this role is directly tied to the successful delivery of functional, high-quality web applications. By building robust UIs and supporting backend logic, the developer contributes to the user experience, system performance, and overall product reliability, which in turn influences customer satisfaction and business objectives. Efficiency in development processes (CI/CD, Agile) also contributes to faster time-to-market for new features and products.

Growth Opportunities:

• Technical Specialization: Deepen expertise in Angular, Node.js, or explore adjacent areas like cloud architecture, DevOps, or advanced UI/UX patterns.
• Project Leadership: With proven performance, opportunities may arise to lead specific modules or features within projects, mentor junior developers, or contribute more significantly to architectural decisions.
• Cross-Functional Skill Development: Gain exposure to broader aspects of the software development lifecycle, including backend architecture, database management, and deployment strategies.
• Contract Extension/New Projects: Successful completion of contract roles can lead to extensions or opportunities on other projects within GAPP-Partners, offering varied experience.

📝 Enhancement Note: Growth analysis focuses on the typical trajectory for a contractor in a specialized technical role, emphasizing skill deepening and potential for increased responsibility within project teams.

🌐 Work Environment

Office Type: This is a Hybrid role, meaning it combines on-site work in Gdansk with remote work. The on-site component likely involves a modern office space designed for collaboration, meetings, and focused work. Office Location(s): Gdansk, Poland. Specific office address details are not provided but would be available upon engagement or during the interview process.

Workspace Context:

• Collaborative Environment: The hybrid model suggests an environment that values both independent work and team interaction. On-site days are likely used for team meetings, brainstorming sessions, and collaborative problem-solving.
• Technology Access: Expect access to necessary development tools, high-speed internet, and potentially specialized hardware or software required for development and testing.
• Team Interaction: Opportunities for direct interaction with colleagues, fostering a sense of team cohesion and facilitating effective communication for project tasks and problem-solving.

Work Schedule: The work schedule will be based on a standard full-time contract (approximately 40 hours/week). While core hours may apply for team synchronization, there's likely flexibility within the workday, especially for remote days, to accommodate personal needs while ensuring project deliverables are met.

📝 Enhancement Note: The enhancement focuses on the implications of a hybrid work model for a developer role, emphasizing collaboration, technology, and flexibility.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: A brief call with a recruiter or hiring manager to assess basic qualifications, experience, and cultural fit.
• Technical Interview (Live Coding/Discussion): This will likely involve a live coding exercise (e.g., on a shared editor) focusing on Angular and/or Node.js concepts, algorithm problem-solving, and potentially API integration scenarios. Expect detailed questions about your experience with the required technologies.
• Portfolio Review & Deep Dive: A session where you present your portfolio, discussing specific projects, your role, technical choices, challenges, and outcomes. This is where your understanding of development processes, security, and efficiency will be evaluated.
• Final Interview: Potentially with a senior technical lead or hiring manager to discuss role expectations, team dynamics, and long-term contributions. This stage often assesses problem-solving approaches and strategic thinking within the development context.

Portfolio Review Tips:

• Curate Selectively: Choose 2-3 of your strongest, most relevant projects. Focus on those that best showcase your Angular and Node.js skills, API integration, and any security/performance optimizations.
• Structure Your Narrative: For each project, clearly articulate the problem statement, your specific role and responsibilities, the technologies used, the challenges encountered, your solutions, and the measurable results or impact.
• Highlight Key Contributions: Emphasize your individual contributions, especially if it was a team project. Be prepared to discuss technical decisions and trade-offs.
• Code Quality: Ensure any shared code samples are clean, well-documented, and demonstrate best practices in terms of structure, naming conventions, and error handling.
• Be Ready for Technical Questions: Anticipate deep dives into specific code snippets, architectural patterns, and your reasoning behind technical choices.

Challenge Preparation:

• Algorithm & Data Structures: Brush up on fundamental algorithms and data structures, as these are common in live coding challenges.
• Angular Concepts: Review core Angular concepts like components, services, modules, RxJS, state management, and performance optimization techniques.
• Node.js & API Design: Prepare for questions on Node.js event loop, asynchronous programming, middleware, RESTful API design principles, and common security vulnerabilities.
• Problem-Solving Scenarios: Practice breaking down complex problems into smaller, manageable parts and articulating your thought process clearly.

📝 Enhancement Note: The interview process and portfolio review tips are tailored to a software development role, emphasizing technical depth, practical application of skills, and clear communication of technical solutions.

🛠 Tools & Technology Stack

Primary Tools:

• Angular Framework: The core front-end framework for building dynamic web applications. Proficiency in its latest version is essential.
• Node.js: The primary backend JavaScript runtime environment for server-side logic and API development.
• TypeScript: A superset of JavaScript, crucial for Angular development, providing static typing and enhanced code quality.
• HTML5 & CSS3: Foundational web technologies for structuring and styling web pages, including modern features like flexbox and grid.

Analytics & Reporting:

• Browser Developer Tools: Essential for debugging front-end code, analyzing network requests, and inspecting DOM elements.
• API Testing Tools (e.g., Postman, Insomnia): For testing RESTful API endpoints independently of the front-end.
• Performance Monitoring Tools: Tools that help identify bottlenecks in front-end or backend performance.

CRM & Automation:

• Git: Version control system for tracking changes, collaborating with others, and managing code history.
• CI/CD Tools (e.g., Jenkins, GitLab CI, GitHub Actions): For automating build, test, and deployment processes.
• Containerization Technologies (Docker): For packaging applications and their dependencies into portable containers.
• Orchestration Tools (Kubernetes): For automating the deployment, scaling, and management of containerized applications.
• Databases: Both NoSQL (e.g., MongoDB, Cassandra) and SQL (e.g., PostgreSQL, MySQL) databases for data persistence.

📝 Enhancement Note: This section details the specific technologies mentioned in the job description, categorizing them by their function within the development lifecycle and highlighting their importance.

👥 Team Culture & Values

Operations Values:

• Technical Excellence: A commitment to writing high-quality, maintainable, and efficient code, with a focus on best practices in Angular, Node.js, and related technologies.
• Collaboration & Communication: Valuing open communication, teamwork, and constructive feedback within the development team and with other stakeholders.
• Problem-Solving: A proactive and analytical approach to identifying and resolving technical challenges, driving innovation and efficiency.
• Continuous Improvement: An ethos of constantly seeking ways to enhance development processes, application performance, and user experience through learning and adaptation.
• Security Consciousness: A strong awareness of security principles, particularly in implementing authentication and authorization mechanisms, to protect user data and system integrity.

Collaboration Style:

• Agile & Iterative: Working in sprints, with regular stand-ups, planning sessions, and retrospectives to ensure alignment and continuous feedback loops.
• Cross-Functional Integration: Working closely with designers, backend engineers, QA testers, and product managers to ensure a cohesive product development process.
• Knowledge Sharing: Encouraging the sharing of technical insights, best practices, and solutions through code reviews, pair programming, or internal documentation.
• Outcome-Oriented: Focusing on delivering tangible results and value through the development of functional and impactful web applications.

📝 Enhancement Note: Values and collaboration styles are inferred based on the job description's emphasis on Agile, CI/CD, security, and teamwork.

⚡ Challenges & Growth Opportunities

Challenges:

• Keeping Pace with Technology: The rapid evolution of front-end frameworks like Angular and backend technologies requires continuous learning and adaptation to stay current.
• Balancing Functionality and Performance: Developing complex features while ensuring the application remains fast, responsive, and scalable, especially under heavy load.
• Cross-Browser/Device Compatibility: Ensuring a consistent and optimal user experience across a wide range of browsers, devices, and screen resolutions.
• Security Implementation: Implementing robust OIDC authentication and authorization protocols effectively to prevent vulnerabilities and protect sensitive data.
• Integration Complexity: Seamlessly integrating various backend services, APIs, and databases while managing potential points of failure.

Learning & Development Opportunities:

• Advanced Angular & Node.js: Deepen expertise in advanced patterns, performance optimization, and architectural considerations for both frameworks.
• Cloud & DevOps: Gain hands-on experience with cloud platforms (AWS, Azure, GCP) and containerization/orchestration tools (Docker, Kubernetes), enhancing DevOps capabilities.
• Full-Stack Architecture: Develop a more comprehensive understanding of backend systems, database design, and microservices architecture.
• UI/UX Enhancements: Further develop skills in user interface design, user experience principles, and accessibility standards for richer user interactions.
• Project Leadership: Potential to take on more responsibility within projects, guiding technical direction for specific modules or features.

📝 Enhancement Note: Challenges are identified based on common difficulties in modern web development, while growth opportunities are aligned with the technical stack and the potential for career progression in a development role.

💡 Interview Preparation

Strategy Questions:

• "Describe a complex UI component you built in Angular. What were the challenges, and how did you overcome them?" (Focus on demonstrating problem-solving, technical depth, and understanding of Angular lifecycle.)
• "How would you design a RESTful API for user authentication using OIDC? What security considerations are paramount?" (Assess understanding of API design principles and security protocols.)
• "Walk us through your experience with CI/CD pipelines. What tools have you used, and what benefits did they provide?" (Evaluate practical application of automation and DevOps practices.)
• "You're given a task to refactor a legacy Angular module for better performance. What steps would you take?" (Test problem-solving approach, performance optimization knowledge, and refactoring strategies.)

Company & Culture Questions:

• "How do you approach collaboration within an Agile team, especially in a hybrid work environment?" (Assess teamwork, communication skills, and adaptability to work models.)
• "What are your preferred methods for staying updated with the latest trends in Angular and Node.js development?" (Gauge commitment to continuous learning and professional development.)
• "Describe a time you had to balance competing priorities or deadlines. How did you manage?" (Evaluate time management, prioritization skills, and resilience.)

Portfolio Presentation Strategy:

• Start with Impact: Begin your presentation by summarizing the business problem your project solved and the overall impact.
• Show, Don't Just Tell: Use live demos or clear screenshots/recordings to showcase the UI and functionality.
• Deep Dive into Key Areas: Be prepared to elaborate on specific code sections, architectural decisions, challenges, and how you implemented security features (OIDC).
• Quantify Results: Wherever possible, use metrics to demonstrate the success of your work (e.g., performance improvements, user engagement increases, error reduction).
• Be Honest About Limitations: If there are areas you are less familiar with or aspects of the project that could be improved, be transparent and articulate how you would approach them in the future.

📝 Enhancement Note: Interview preparation advice is structured to cover technical, behavioral, and portfolio-specific aspects, providing concrete examples of questions and effective presentation strategies.

📌 Application Steps

To apply for this operations position:

• Submit your application through the provided Breezy HR link.
• Portfolio Customization: Tailor your resume and cover letter to highlight specific projects and experiences directly related to Angular, Node.js, RESTful APIs, and OIDC implementation. Ensure your portfolio showcases these skills prominently.
• Resume Optimization: Clearly list your years of experience with each required technology. Use keywords from the job description (Angular, Node.js, RESTful API, OIDC, CI/CD, Agile) and quantify your achievements with metrics where possible (e.g., "Improved application load time by 20%").
• Interview Preparation: Practice articulating your experience with technical challenges, code examples, and your approach to development processes. Be ready to present your portfolio and discuss your contributions in detail.
• Company Research: Familiarize yourself with GAPP-Partners by visiting their website. Understand their potential service offerings and industry focus to better tailor your responses and demonstrate genuine interest.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.