Senior Qa Engineer - ( Closed )

We defend and believe in Open Source and proof of this is that our main project, Penpot , reflects that. We’re convinced that technology isn’t neutral. That’s why we like to shake things up and go against the status quo .

Penpot is the free open-source design tool that allows true collaboration between designers and developers. Penpot is one of the most promising global design tools for interaction design used by hundreds of thousands UX / UI designers, Product designers and web developers across the world.

Kaleidos is the company boosting Penpot. If you’re interested in getting a deeper sense of our culture and values, have a look at our website to gain insight into who we are and what we believe in.

What do we need

The QA team at Kaleidos has worked very hard in the last years to ensure the quality of the code in Penpot. We would love to incorporate one or two people with experience , who brings ideas and is willing to share their knowledge.

We are not looking for a leadership role, we expect the person to work with manual and automated testing, in order to accompany and share at the same level the current team during the next Penpot challenges.

Kaleidos’ team is characterized by a very horizontal, non-managerial approach. All decisions are taken as a team and we expect you to contribute ideas : here you will be a relevant person.

Knowledge can be acquired in many ways, not just through a degree. That’s why we don’t require specific formal education, but we do expect you to have experience in the following areas :

We are looking for a person who has been working for at least 8 years as software developer, at software or digital product development industry , and who has spent at least the last 3 years in QA.

3+ years of experience in manual and automation testing :

Functional testing : regression, smoke and exploratory testing.

Background in automating processes : familiarity with tools like Git, GitHub Actions, and CI pipelines .

Communication skills and ability to provide mentorship (yep, this is a must for this position...) to other team members, fostering a culture of growth and learning.

Demonstrated ability to work collaboratively and be comfortable working in an horizontal, non-managerial approach, where all the QA team members are involved in every task (either a manual / automated testing or other types of tasks).

Language skills : proficient in spoken and written English B2 level and proficient in spoken and written Spanish (C1 level) .

Location : residing within the same time zone CET + / - 1 .

Demonstrated ability working with Playwright automation tool.

Experience working with Qase or another test management platform (for manual and automated QA testing).

Skilled in Accessibility testing (such as color contrast, text alternatives, ARIA testing, keyboard accessibility, etc) and understanding digital accessibility testing standards (WCAG).

Skilled in Non-functional testing : load, performance, stress and security testing.

Some experience working with Grafana K6 or other similar tools for load, performance testing, etc.

Knowledge working with Node JS, API requests, OAuth, Auth access / refresh tokens, Webhooks and environment vars.

Ability to write clear, concise, and useful documentation .

Experience, or interest, in Agile methodologies (scrum and kanban).

Specific experience in digital product companies.

Familiarity with any Linux distribution.

It would be great if you have worked at some point with design tools such as Penpot.

What will your work be like?

Be part of the QA Team : helping to maintain and improve our testing infrastructure and processes in order to ensure the quality of the Penpot App.

Design manual test cases , both new functionality and recurring errors and maintenance of existing ones.

Create and maintain automated e2e tests in Playwright , from a selection of previously defined test cases.

Maintain Github actions and CI pipelines for daily scheduled automated tests runs (on Windows in Chrome, Firefox and Webkit).

Review of daily automated test reports and fix tests broken by new changes (on Windows in Chrome, Firefox and Webkit).

Design and execute “non-functional” test plans : accessibility, load, performance, stress and security testing.

Detect bugs and create issues in Taiga (our project management tool) defining their severity and priority, providing support until their resolution.

Improve the current testing infrastructure (adding new tests in uncovered areas or refactoring existing tests).

Create and maintain technical and non-technical (about processes, conventions, etc) documentation .

Who will you be working with?

At Kaleidos we have several teams : the Community team, the QA team, the Infrastructure team, and the Product team. We’re all rowing in the same direction to drive Penpot forward, but this position will be to join the daily day of the QA team , with Teresa and Daniel . Would you like to take a deeper peek at who works at Kaleidos ?

What do we offer?

Permanent contract . We’re looking for someone to stay with us for the long run!

Flexible hours . Even better! We all work from 10am-2pm CET . You can work the rest of your hours whenever you want. Whether you’re an early bird or a night owl, you’ll be in good company!

38,5h / week as part of our plan for creating a better work-life balance.

100% remote position . We maintain an office in Madrid (Spain), however, attendance at this location is discretionary. You are welcome to work remotely from any location with a reliable internet connection, provided that we share a time zone CET + / - 1 or you may choose to come to the office as often as you want.

23 days of paid leave , plus December 24th and 31st, and the possibility to ask for 10 extra non-paid leave days. We’re super flexible with your dates, you just need to make sure it’s fine with your team.

Choose the holiday calendar of where you live or from the headquarters (Madrid).

Continuous learning with internal and external training, conferences, and events (as a general rule we usually cover 100% of the cost). You’re encouraged to experiment with new best practices!

Language classes on the house (eng & span) : classes paid for by the company as part of your work schedule.

2 PIWEEKs per year! A PIWEEK is a freeform week-long hackathon where you pause your day-to-day work and focus, either alone or in a team, on a cool project! Penpot was one of the projects born in past PIWEEKs!

Elevate your workspace . We provide a budget every 3 years to renew the equipment and after 3 years you can keep the “old” computer equipment!

An environment where your opinion matters . We have a culture of a consensus-driven decision-making process. You’ll quickly find yourself being involved in all Kaleidos’ things.

An open-source company . Our products are open-source and we support the open source environment as much as we can. We’re fully committed.

Self-organized teams : we believe that providing autonomy and independence is key for personal and collective accountability. Teams at Kaleidos operate internally with very little hierarchy and enjoy the freedom to better organize themselves.

Alan’s health insurance through flexible compensation (coverage only in Spain).

Monthly activities for those who want to, of course, do something fun as a group : ice skating, bowling, archery, kayaking...

What is the process like?

We are managing the final candidates for this position or have already filled it, and it is no longer possible to apply for this job.

Please stay tuned to this page for future opportunities!

In any case, find out how our selection process works :

Send an email to with the subject line “Senior QA Engineer”, tell us where you saw the job offer, and don’t forget to attach your CV. You will receive a response from us as soon as possible.

If your CV meets our requirements, we will invite you to have a 15-mins chat to understand your profile and your desires better. At that point, if we’re aligned, we would love you to write a cover letter about your experience and why you’re interested in joining Kaleidos.

1.5-hour culture interview , to get a sense of how you see our culture, clear up any questions, get to know you more deeply, and for you to also get to know us.

1.5 hour technical interview . We’ll take this time together to review your projects. The aim is to explore how you approach things, your reasoning, and how you tackle the challenges.

1-hour interview with Pablo , our CEO. Consider this step an interview to dive deeper into Kaleidos and ask whatever you’d like!

Optional : meet with two people from Kaleidos for a private conversation to ask any questions you may have about the company and the position.

Kaleidos is committed to equal opportunities, regardless of race, color, ancestry, religion, sex, origin, sexual orientation, age, citizenship, marital status, family or parental situation, neurodivergence, gender identity, disability, or any other protected status. The company values your energy, skills, and desire to be part of the team above all else.

All personal data provided by candidates during the application process will be treated with the utmost confidentiality and will only be used for personnel assessment and selection. We are committed to complying with all current legal provisions related to the protection of personal data. By submitting their application, the candidate expressly agrees to the processing of their personal data as set forth above. If candidates wish to rectify or delete their data, they may contact us via email at

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