Senior Back End Engineer (Node.js/TypeScript)

Ciklum is looking for a Senior Backend Engineer (Node.js/TypeScript) to join our team full-time in the Czech Republic.

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 Backend Engineer (Node.js/TypeScript), become a part of a cross-functional development team engineering experiences of tomorrow.

Responsibilities:

• Take full ownership of end-to-end development of key features in identity and access management

• Work with cutting-edge AI to enhance development and security workflows

• Drive technical excellence and help shape the architecture of our platform

• Collaborate with a small but strong team of 4 developers and a team lead, contributing your expertise and leadership to raise the technical bar

• Optimize and scale authentication and authorization systems with OAuth, JWT, SAML, WebAuthn, and more

• Build and optimize services using NestJS (Node.js), TypeScript, and AWS

• Take ownership of complex challenges, working both independently and within the team

Requirements:

• A highly skilled Backend Developer with 6+ years of experience, specializing in NestJS, Node.js

• Experience working in high-scale production environments - Must 

• Analytic thinking - Independent people who can lead the development of new features - Must

• Deeply passionate about writing clean, efficient, and scalable code leveraging AI tools

• A problem solver who loves working with AI and using it to boost productivity

• Experienced in designing and implementing complex distributed systems

• Comfortably leading technical decisions and mentoring the team

• Hands-on with authentication, security, and identity management (SSO etc.) - Great Advantage

• Experience with Kafka, Redis, MySQL, OAuth, JWT, AWS is a strong advantage, and familiarity with MongoDB is a plus

• Typescript experience

• 10% FE (React)

What’s in it for you?

• Flexible working hours

• Home office option

• 5 weeks of holiday

• 5 sick days

• Multisport Card

• Meal allowance

• Internal trainings including workshops and seminars

• Paid certifications and technical as well as soft-skills training

• Possibility to participate in international conferences

• Fresh fruit, coffee, and a weekly company breakfast in the office

• Loyalty bonus after 5, 10, 15 and more years with the company

• Referral bonus programme

• Corporate events including team building, outdoor activities, Christmas party, health week, summer ice cream, and more

• Hybrid and remote working options available across our Czech offices in Prague, Hradec Králové, and Zlín

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 Prague, Hradec Králové, and Zlín, our Czech team delivers end-to-end solutions across industries. Here, innovation thrives through collaboration, and every idea drives our partners' success.

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.