Principal JavaScript Engineer

Employer: Klarna

Location: Warsaw (hybrid work: 2-3 days in the office)

Rate: 220 - 255 PLN per hour

Cooperation model: B2B or Employment Contract

Start date: ASAP

Duration: long-term agreement

Recruitment process: 1 timed Abstract and Logical Reasoning Test (up to 15 minutes); 1 short interview (up to 30 minutes)

Do you want to play a key role in revolutionizing the future of finance? Join Klarna - a global leader in deferred payments, with over 85 million active users and 2.5 million transactions processed daily! As a pioneer in modern payment solutions, Klarna is developing innovative methods that streamline the shopping experience, enhance transaction security, and expand the availability of purchasing options.

As a Lead Software Engineer, you will lead the development and optimization of our software applications, focusing on scalability, reliability, and performance. You will drive technical decisions, manage projects, and ensure the delivery of high-quality code. This role requires a blend of technical expertise, leadership abilities, and a forward-thinking approach to handle challenges effectively and contribute to the strategic direction of our engineering efforts.

What You will do:

-> Use your deep technical knowledge to drive and shape the technical direction of our Klarna products;

-> Drive technical decisions, manage projects, and ensure the delivery of high-quality code;

-> Become a technical expert within your team and beyond;

-> Represent your team in discussions with other teams and groups across our global organization;

-> Guide and mentor others on the team;

-> Contribute to the strategic direction of our engineering efforts.

Your skills and experiences:

-> Kafka Expertise: Demonstrate in-depth knowledge of Kafka, including its configuration, traffic management, and the production/consumption of topics;

-> Node.js, TypeScript, and Jest Proficiency: Utilize deep understanding and hands-on experience with Node.js, TypeScript, and Jest for building and testing applications;

-> Database Mastery: Showcase expert-level knowledge of databases, particularly PostgreSQL and DynamoDB, focusing on design, optimization, and management;

-> Project Leadership: Lead projects with a self-driven approach, manage stakeholders, anticipate technical debt, and craft a technical roadmap to navigate and mitigate these challenges efficiently;

-> Mentorship and Collaboration: Mentor colleagues, enhancing team capabilities, and fostering a collaborative environment. Conduct demos, presentations, and contribute to comprehensive documentation;

-> Quality and Testing: Uphold a strong commitment to quality through extensive knowledge of testing methodologies and an unwavering attention to detail.

Our client offers:

+ Great opportunity for personal development in a stable and friendly large multinational company;

+ Start-up mentality, small agile teams;

+ Global Reach: Impact millions with seamless shopping and payments;

+ Career growth and additional education.

If interested, please apply safely through this portal (application rules are in accordance with GDPR). Employment agency Nr 17138.