Senior JavaScript Engineer at Ciklum

, , Poland -

Full Time

Start Date

Immediate

Expiry Date

11 May, 26

Salary

0.0

Posted On

10 Feb, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

JavaScript, TypeScript, React, HTML, CSS, Git, Agile, CI/CD, Testing, Authorization, Design Patterns, Software Design, Code Quality, Communication Skills, Collaboration, Planning, UX Concepts

Industry

IT Services and IT Consulting

Description

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. Want to learn more about us? Follow us on Instagram, Facebook, LinkedIn. 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.

Responsibilities

The Senior JavaScript Engineer will be proactive in communication with team members and clients, ensuring the delivery of modern solutions. They will also create and maintain software feature design documents and perform technical assessments of business requirements.