
Senior Software Engineer
Mozilla
full-time
Posted on:
Location Type: Remote
Location: Remote • 🇫🇮 Finland
Visit company websiteSalary
💰 €44,000 - €64,000 per year
Job Level
Senior
Tech Stack
DjangoJavaScriptPythonReactTypeScript
About the role
- Design, build, and refine frontend experiences in AMO and DevHub, ensuring they are fast, accessible, and user-friendly
- Contribute to modernization and improvements in architecture and maintainability
- Help keep the platform safe and trustworthy, with attention to security and user trust
- Step in to resolve issues impacting users and developers, from small bugs to larger incidents
- Collaborate with designers, product managers, QA, and community contributors to deliver end-to-end improvements
- Contribute in the open through pull requests, code reviews, and discussions
Requirements
- 4+ years of professional experience building modern web applications
- Proficiency in React, JavaScript/TypeScript, HTML, and CSS, with strong debugging and testing skills
- Familiarity with Python/Django or similar backend frameworks
- Understanding of web security principles and practices
- Awareness of accessibility, responsive design, and API integration
- Strong collaboration and communication skills in a distributed team environment
- Comfortable working in an environment that includes contributions from both staff and the open-source community
- Commitment to our values: Welcoming differences, Being relationship-minded, Practicing responsible participation, Having grit
Benefits
- Generous performance-based bonus plans to all eligible employees - we share in our success as one team
- Rich medical, dental, and vision coverage
- Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
- Quarterly all-company wellness days where everyone takes a pause together
- Country specific holidays plus a day off for your birthday
- One-time home office stipend
- Annual professional development budget
- Quarterly well-being stipend
- Considerable paid parental leave
- Employee referral bonus program
- Other benefits (life/AD&D, disability, EAP, etc. - varies by country)
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
ReactJavaScriptTypeScriptHTMLCSSPythonDjangoweb securitydebuggingtesting
Soft skills
collaborationcommunicationproblem-solvingattention to detailuser trustresponsible participationgritrelationship-mindedadaptabilityopen-source contribution