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Senior QA Engineer

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We're looking for a tech-savvy person to maintain and improve testing processes and perform ongoing QA tasks. You will be an essential part of a product, making an outstanding impact on its quality and development.

We expect you to

  • Run product testing events to streamline the development and release process
  • Be a Lead in terms of building smooth and well-adjusted quality assurance processes
  • Influence product management and product development to make improvements
  • Assist Customer Support with technical investigation of issues
  • Assist in the development and maintenance of products’ knowledge bases and much more!

Your responsibilities

  • Establish quality assurance best practices and benchmarks
  • Write test plans and proactively identify areas for additional testing based on broader project objectives
  • Support roll-out of new applications and features
  • Perform quality end-to-end testing on the system to ensure proper functionality
  • Liaise directly with an engineering team to resolve bugs and meet quality standards
  • Shape and provide bug reports
  • Understand and find edge cases (both technical and product ones)
  • Manage and maintain product knowledge bases in different forms (notes, manuals, product usage guides)

Your skills

  • Strong experience with manual testing
  • Proficient experience with Black box testing
  • Experience in setting up and adjusting testing processes
  • Excellent computer literacy
  • Understanding of networks, HTTP stack, web, and client app architectures
  • Aspiration to execute work with a sense of importance and ownership
  • Great communication skills: ability to communicate highly technical concepts to a non-technical audience; ability to communicate tech problems to engineering teams
  • Advanced problem-solving skills, and the ability to think outside the box
  • Fluent English (both written and spoken)
Will be a plus

  • Experience with bugs and tickets tracking systems
  • Knowledge of scripting languages (like e.g. Bash, Python, Ruby, etc.)
  • Experience with performance testing tools
  • Experience with security issues and vulnerabilities
  • Experience with resolving customers’ issues

Useful materials:

About the company

Railsware is a product studio. Since 2007, we have shaped our own “know-how” in product creation. Among others, we have helped Calendly and BrightBytes turn from small startups into flourishing companies, with Calendly recently reaching $3B valuation.

Railsware products are the next step in company evolution. We have applied the best product development practices to creating our own solutions. Today, Mailtrap.io, Coupler.io, and Smart Checklist for Jira have over 2M users and generate over $2.5M of annual recurring revenue.

People feel great here. On average, a Railswarian stays in the company for about 5 years. We support our team with outstanding benefits and remote working culture.

We look for people with high potential ready to evolve in multiple directions. The right hires shape a team of A-players to learn from each other and evolve together.


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Work culture

Work Local or Remote Icon


  • Remote-friendly environment
  • You can set up your home office with our help
  • A comfortable office in Krakow, Poland
  • Flexible schedule
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Great compensation

  • Competitive remuneration which depends on team feedback and your results
  • Phantom Stock Units to reward your contribution
  • Additional financial assistance (microcredits)
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  • Relocation to Poland (if needed)
  • Office visits to collaborate with your team live
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  • Best hardware and equipment
  • 24+10 paid time off days a year
  • 24 illness days
  • We cover sport expenses and medical insurance for you
More details

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