Ciklum is looking for a Senior JavaScript Engineer to join our team full-time in Poland.
We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.
About the role:
As a Senior JavaScript Engineer, become a part of a cross-functional development team engineering experiences of tomorrow. Our client is a sports betting company that would like to manage their content with a “Plug and Play” approach. The project team consists of 200+ engineers working on different enhancements of our sports betting products. The project uses the latest stable technologies like Java, React, and others.
Responsibilities:
- Be proactive in communication with team members and client
- Delivery. Create and maintain modern solutions according to unit standards
- Code Quality. Follow and improve code quality standards
- Analyze and Estimate. Perform technical assessment of business requirements to ensure the possibility of their implementation within a reasonable time
- Software Design. Create and review software feature design documents and provide the solution
Requirements:
- Design patterns, development principles
- HTML/CSS. Pre/post -processors, methodologies
- JavaScript/TypeScript. Core, performance, security
- React. JSX, virtual DOM, hooks, state management
- Testing. Approaches, types, tooling
- CI/CD. Understanding, usage
- Authorization. JWT
- Git. Branching strategies
- Agile. Principles and processes
- Upper-Intermediate English
- Classification: Confidential
Desirable:
- Other modern framework (Angular, Vue, ReactNative)
- Micro-frontends
- Cloud platforms experience
- Code quality tools (Sonarqube)
- Experience with CI/CD set up (Docker, GitlabCI, CircleCI etc.)
- Familiar with UX concepts such as Information Architecture
Personal skills:
- Has sufficient communication skills for effective dialogue with customers and colleagues
- Collaborates in a team effectively
- Is able to plan, schedule and monitor own work within short time horizons
- Demonstrates a rational and organized approach to work
- Understands and uses appropriate methods, tools and applications. Identifies and negotiates own development opportunities
- Works under routine direction, without frequent reference to others
What`s in it for you?
- Strong community: Work alongside top professionals in a friendly, open-door environment
- Growth focus: Take on large-scale projects with a global impact and expand your expertise
- Tailored learning: Boost your skills with internal events (meetups, conferences, workshops), Udemy access, language courses, and company-paid certifications
- Endless opportunities: Explore diverse domains through internal mobility, finding the best fit to gain hands-on experience with cutting-edge technologies
- Flexibility: Enjoy flexibility – full remote working possibilities
- Care: We’ve got you covered with company-paid medical insurance, mental health support, and financial & legal consultations
About us:
At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting-edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.
With delivery centers in Wrocław and Gdańsk, our 300+ professionals in Poland drive forward-thinking solutions for global clients. Join a community where collaboration sparks innovation — and your impact reaches millions.
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Explore, empower, engineer with Ciklum!
Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.
