We are looking for a Tester
Working at El Niño — means working on various tech projects for international clients of different sizes. Whether it is a mobile app, web application or webshop: we love a good challenge.
Are you an experienced Tester who takes pride in shipping software that just works? Do you enjoy hunting down bugs, designing smart test strategies, and raising the quality bar of every release? If so, we want you to join our dynamic team at El Niño!
At El Niño, we’re committed to crafting innovative solutions for diverse sectors, ranging from energy systems to food delivery and healthcare. We pride ourselves on our pragmatic approach, fostering an environment that values autonomy, collaboration, and continuous improvement.
As a Tester, you’ll be the guardian of quality across our development projects, working closely with the team to deliver reliable, high-quality software solutions. You’ll design and execute test plans, automate where it makes sense, catch issues before our clients do, and help the team continuously improve the way we build and ship software.
- Design, execute and maintain manual and automated tests for web and mobile applications, ensuring high-quality and reliable releases
- Collaborate with product owners, designers and developers to define acceptance criteria and translate requirements into test cases
- Build and maintain automated regression suites and integrate them into CI/CD pipelines
- Report, track and verify bugs, and provide clear feedback that helps the team fix issues fast
- Continuously improve our test strategy, tooling and QA processes across projects
- HBO-level working and thinking ability, preferably supported by a degree in Computer Science or a related field
- Approximately 2-3 years of experience in software testing or QA
- Solid understanding of test design techniques, test strategies and the software development lifecycle
- Hands-on experience with test automation tools such as Cypress, Playwright or Selenium
- Experience testing web applications and APIs (e.g. with Postman); knowledge of mobile app testing is a plus
- Good knowledge of SQL for verifying data and debugging issues
- Familiarity with CI/CD pipelines and running automated tests within them
- Experience with Agile development methodologies
- ISTQB certification is a plus
- A sharp analytical eye, strong communication skills, and the drive to keep improving quality — for yourself, the team, and the product
- Fluent in English and Dutch
- Salary transparency: €3000 - 4000
- Focus on employee well-being with sports and health initiatives: 24/7 gym at the office, workouts with a trainer
- Company laptop (choose your own) and high-end office setup
- Refresh, recharge and rave budget (while profits are high): 5% of your working hours
- Learning and innovation time budget: 10% of your working hours
- Learning budget: €1500/year
- Access to premium learning resources, trainings and masterclasses on Udemy, Laracast, GrowthTribe, and more.
- Frequent knowledge sharing sessions
- Future personal development meetings
- Friendly and inclusive company culture with team outings, social events, and trips
- Chef-prepared meals twice a week
- Friday afternoon drinks
- Movie nights in our own cinema
- Time and space work flexibility (except during onboarding)
Start your career at El Niño
If you’re ready to take your career to the next level and make a meaningful impact with a forward-thinking team, apply now and become a part of our journey at El Niño!


