Jobs for Developers

Senior Software Engineer

TestlioFull-time$100k - $260k*Remote; Africa; Europe; Middle EastApr 25, 2024
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Location: Europe, Middle East, and Africa including Central and Eastern Europe, the Baltics, the Balkans, Ireland, Italy, Portugal, Spain, Etc. Due to our compensation strategy, we are not considering applicants from high-cost-of-living locations such as Benelux, DACH, France, Nordics, and the UK.

About the job

Testlio is the originator of fused software testing, a unique approach to testing that combines humans and machines to help digital innovators deliver quality products at scale. In any location. On any device. In any language. Via any payment method. The company is distributed by design, with full-time people worldwide and part-time freelancers in over 150 countries. Clients include Amazon, Athenahealth, Microsoft, the NBA, Netflix, PayPal, Uber, Wayfair, and many more. Collectively, they have awarded us an industry-leading 4.7 G2 rating. To learn more, visit

We are hiring a Senior Software Engineer to help us deliver solutions that harness data & the latest AI advancements to generate measurable business impacts, ensuring our leadership in quality software testing services.

Why you will love this job?

  • Shape the future of testing with AI: Be at the forefront of innovation, building solutions that harness the power of AI to automate tasks, generate valuable insights, and drive testing efficiency.
  • Make a tangible impact: Your work directly influences the success of our clients and the quality of their digital products. See your contributions translated into real-world improvements that benefit millions of users.

Why you will love being a part of Testlio?

  • A true sense of belonging: the TestLion Pride is a global community of like-minded people who live Testlio’s six values every day.
  • Growth through learning: knowledge exchange and learning are central to working at Testlio. You’ll find that motivated, experienced TestLions with diverse backgrounds can always introduce you to new perspectives. 
  • Enable human possibilities: your work at Testlio has a larger purpose. As a TestLion you will not only help our customers create well-built digital experiences for their users, but also create opportunities for Testlio's freelance network, and support social impact programs like Ignite.
  • Freedom to roam: Testlio is a global company that embraces flexibility. You'll have room to work wherever within your region's main time zones. We also want to make sure you can take time off from work to rest. We honor national holidays in your home nation and provide a generous number of days off, including personal wellness days.
  • Great culture: Testlio’s is female-founded and is 46% women. Our purpose, vision, and values help drive positive mindsets and behaviors. People like working with each other and love the global scale of the company. We move fast and empower people on the frontlines to make decisions and own initiatives.
  • Winning business: Testlio is growing, profitable, and cash-strong. We are leading our industry with exceptional clients who provide us with a high NPS score and a 4.7 rating on G2. Our business model is global, enterprise, and subscription-based, with 85%+ of our revenue recurring.

What would your day look like?

  • Work in a team environment: contribute to team tasks and goals; follow team processes (Scrum) and rituals
  • Work closely with designers and business stakeholders to bring the best solutions to end users
  • Do technical design of full stack system components that fit into long-term architecture, addressing all the functional and non-functional requirements
  • Build and implement performant, scalable, and quality products, in an iterative approach
  • Write quality code, push for high standards, conduct code reviews
  • Write automated tests and conduct manual testing of changes
  • Lead debugging and root cause analysis of complex problems, offer solutions
  • Help and mentor other team members, proactively share and document knowledge
  • Carry out rotation-based on-call duties for owned services and functionalities

What you need to succeed?

Technical Skills

  • A university degree in Computer Science, Software Engineering or equivalent
  • 5-10 years of full-stack coding experience, building modern cloud-native applications
  • Strong affinity with our tech stack of React, TypeScript, NodeJS, Graphql, PHP, MySQL, AWS, Kafka
  • In-depth knowledge of core browser concepts and responsive web design
  • Practical knowledge of modern API architecture, microservices, and event-driven design
  • Experience in writing automated tests is a strong plus
  • AI/ML experience is a plus
  • AWS Solutions Architect certification is a plus

Human Skills

  • Fluency in English, with excellent written and verbal communication skills.
  • Organized and thorough with a commitment to quality.
  • Results-oriented, with data-driven decision-making and a focus on delivering impactful outcomes.
  • Preference for a remote working environment, collaborating closely with peers within the EMEA timezone.

What is the Candidate Consideration Process

We seek to hire individuals who will be excited about their role and have the potential to grow with Testlio. Since we are 100% distributed, it’s important for us to provide you the opportunity to meet with multiple stakeholders throughout the organization. This gives you insight into the role and a chance to interact with future peers.  Our interview process can take about 4 to 6 weeks to complete as we want to ensure a great fit for everyone. 

  • Application
  • Hiring manager interview
  • Multipart TestGorilla assessment
  • Reference checks
  • At home Coding exercise with a follow-up demo & discussion
  • 2-4 stakeholder interviews
  • Offer and background checks

Diversity and Inclusion

Testlio is an equal-opportunity employer deeply committed to creating an inclusive environment for people of all backgrounds and identities. We are female-founded and 46% of our team identifies as women. See the DEI section of our website for more information.


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