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Urgent! Staff Engineer (Front-end) Job Opening In Warsaw – Now Hiring The Stepstone Group

Staff Engineer (Front end)



Job description

Job Description

Join our team and you’ll be responsible for shaping the front end architecture for one of the Customer facing product portfolios.

Working in the User Products portfolio you will advise and shape Product direction, mentor and grow the talent of the team, and collaborate with other Staff and Principal Engineers across the company.

This is so important to us.

By joining our team, you will be playing a vital role as together we reimagine the labour market to make it work for everybody.

Your responsibilities: 

  • Technical Leadership: Help the team implement architectural solutions, providing expert guidance and fostering a culture of technical excellence.

    Look further ahead on the roadmap & backlog to identify upcoming technical challenges.

    Proactively take end-to-end responsibility for managing several activities and projects 

  • Product Influence: Exercise your influence to shape product direction and outcomes.

    Align technical projects with business goals, participate in product planning, and offer insights into architectural strategies.

    Take a pragmatic approach to balancing product delivery with technical improvements.

  • Best Practices and Adoption: Lead the implementation of high-quality coding standards, design patterns, and architectural principles, while supporting and guiding the team through the integration of new technologies and frameworks 

  • Cross-Team Collaboration and Influence: Leading cross-team initiatives 

  • Upskilling and Mentoring: Actively contribute to the professional development of delivery team engineers, enabling them to excel in target technologies 

  • Mentor team members, foster a culture of continuous learning, and enable team success through design and code reviews 

  • Qualifications

    Technical Expertise 

    Core Frontend Technologies (Required) 

  • Expert-level proficiency in React.js ecosystem and modern JavaScript/TypeScript 

  • Advanced experience with build tools and bundlers (Webpack 5+, Vite, or Parcel) 

  • Proficient with modern testing frameworks (Vitest, Jest, Testing Library) and E2E testing tools 

  • Deep understanding of browser APIs, web standards, and cross-browser compatibility 

  • Cloud & Infrastructure (Highly Desirable) 

  • Working knowledge of AWS services (CloudFront, S3, Lambda@Edge, API Gateway) 

  • Experience with CI/CD pipelines and deployment strategies for frontend applications 

  • Familiarity with containerization (Docker) and serverless architectures 

  • Architecture & Design Patterns (Required) 

  • Proven expertise in micro-frontend architectures (Module Federation, single-spa, or similar) 

  • Deep understanding of design patterns, state management solutions (Redux, Zustand, Context API) 

  • Experience with API integration patterns (REST, GraphQL, WebSockets) 

  • Knowledge of caching strategies and CDN optimization 

  • Development Excellence 

    Performance & Optimization 

  • Expert in web performance optimization (Core Web Vitals, bundle optimization, lazy loading) 

  • Proficiency in performance monitoring and debugging tools 

  • Experience with progressive enhancement and accessibility (WCAG) standards 

  • Modern Development Practices 

  • Advanced Git workflows and code review processes 

  • Experience with monorepo management tools (Nx, Lerna, or Turborepo) 

  • Proficient in responsive design principles and mobile-first development 

  • Understanding of SEO best practices and meta-framework experience (Next.js) 

  • Observability & Monitoring 

  • Hands-on experience with monitoring tools (Datadog, New Relic, or similar) 

  • Proficiency with logging and error tracking (Elasticsearch, Kibana, Sentry) 

  • Experience with AWS CloudWatch and application performance monitoring 

  • Additional Information

    Benefits

    We’re a community here that cares as much about your life outside work as how you feel when you’re with us.

    Because your job shouldn’t take over your life, it should enrich it.

    Here are some of the benefits we offer:

  • Medical and dental care
  • Life insurance
  • Benefit platform budget
  • Employee Referral Programme
  • Hackathons, Knowledge Sharing Hours
  • In-house projects
  • Events and integration parties
  • Charity initiatives, 2 extra volunteer days
  • English/German lessons
  • Game room and chillout zone
  • Our commitment

    Equal opportunities are important to us.

    We believe that diversity and inclusion at The Stepstone Group are critical to our success as a global company, so we want to recruit, develop, and keep the best talent.

    We encourage applications from everyone, regardless of background, gender identity, sexual orientation, disability status, ethnicity, belief, age, family or parental status, and any other characteristic.


    Required Skill Profession

    Computer Occupations



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