Internship - Full Stack Software Engineer (Node.js & React)

Webellian • English • IT Consulting & Digital Transformation • Custom Software Development • Bachelor's Degree • JavaScript • TypeScript • SQL • Node JS • 7 days ago
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Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Aug 20, 2026.

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Webellian

Founded in 2012 and based in Warsaw, Webellian is a digital and IT consulting firm that specializes in guiding global corporations through their digital transformation journeys. The company provides a wide range of services, including bespoke software development, cloud-native solutions, business intelligence, and the implementation of advanced AI and machine learning models. Through its international teams, it delivers scalable and secure technology strategies tailored to meet the complex needs of clients in sectors like finance, manufacturing, and media.
webellian.com • HQ: Warsaw, Poland • AI Consulting & Integration • Custom Software Development • IT Consulting & Digital Transformation • Est. 2012
Tech stack of Webellian

About Webellian

Webellian is a well-established Digital transformation and IT consulting company committed to creating a positive impact for our clients. We are driven by shared values, strong principles, and a passion for innovative and disruptive technologies. We are a community of engineers and senior advisors who work with our clients across industries, playing a deep and meaningful role in accelerating and realizing their vision and strategy.

About the job

We are actively looking for an intern Full Stack Engineer (Node.js & React). As an intern Full Stack Engineer you will collaborate with the engineering team, you will have the opportunity to help them from conception to delivery, on the ongoing projects.

Requirements

  • Being enrolled in a Bachelor’s or Master’s degree in Computer Science or a related technical field.

  • Familiarity with: JavaScript, TypeScript, Node.js

  • Familiarity with : React, React Native will be considered as a plus

  • Familiarity with REST API and GraphQL

  • Familiarity with SQL, NoSQL databases

  • Good English skills (B2+), Polish is a plus

  • Excellent verbal communication skills.

  • Familiarity with other technologies: AWS, Bitbucket/GIT, Jenkins, PostgreSQL, Docker

  • A grasp of software architecture trade-offs and considerations, an understanding of software development principles such as design patterns and SOLID concepts (Nice to have)

Key responsibilities

  • Help to write clean, functional code, including unit tests

  • Help to write technical documentation

  • Participate in troubleshooting and resolving technical issues

  • Collaborate with the engineering team from conception to delivery

What we offer

  • 6 month internship

  • Opportunity to work with excellent professionals, in a professional and friendly environment

  • High standards of work and focus on the quality of code

  • New technologies in use

  • Continuously learning and growth

  • International team

  • Pinball, PlayStation & much more (on-site)

About you:

  • Open-minded and eager to learn

  • Autonomous and not afraid to ask questions

  • Business oriented and looking to bring solutions

  • Capable of detailed and analytical thinking

  • Ready to take responsibilities and have an impact on companies’ projects

  • BE BOLD

In your CV, please include the following information:

  • Why would you like to join us?
  • Do you have something to share with us? (portfolio, projects, ideas, …)
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