Let’s get started
By clicking ‘Next’, I agree to the Terms of Service
and Privacy Policy, and consent to receive emails from Rise
Jobs / Job page
Senior Front End Engineer, AI image - Rise Careers
Job details

Senior Front End Engineer, AI

Mozilla Corporation is a mission-driven, non-profit-backed technology organization best known for Firefox. The Desktop Engineering team is seeking a senior Front End Engineer to design and build AI-powered, privacy-preserving features for Firefox across desktop platforms. The role involves working in a distributed, open-source-oriented team to deliver high-quality, accessible user experiences.

Skills

  • Strong JavaScript/HTML/CSS front-end development
  • Building accessible and usable interfaces
  • Writing automated tests and maintaining test coverage
  • Performance optimization for web/desktop UI
  • Security and privacy-minded engineering
  • Experience working with distributed teams and async communication
  • Familiarity with large codebases and code review practices
  • Version control (Git) and collaborative workflows

Responsibilities

  • Design and implement high-quality, accessible user interfaces for Firefox across Windows, Linux, and macOS
  • Write clean, tested code and build prototypes to solve ambiguous problems
  • Collaborate with designers, backend engineers, and cross-functional teams to deliver features
  • Contribute to a large, mature codebase while learning and sharing knowledge
  • Provide code reviews, mentorship, talks, and documentation to level up the team
  • Maintain high standards for performance, testing, security, usability, accessibility, and maintainability
  • Help improve engineering practices and team processes

Education

  • Bachelor’s degree in Computer Science or related field OR equivalent practical experience
  • Comfortable with continued on-the-job learning and knowledge sharing

Benefits

  • Generous performance-based bonus plans
  • Rich medical, dental, and vision coverage
  • Generous retirement contributions with 100% immediate vesting
  • Quarterly company wellness days and country-specific holidays plus birthday off
  • One-time home office stipend
  • Annual professional development budget and quarterly well-being stipend
  • Considerable paid parental leave
  • Employee referral bonus program
  • Other benefits (life/AD&D, disability, EAP, etc., varying by country)
To read the complete job description, please click on the ‘Apply’ button

Average salary estimate

$149000 / YEARLY (est.)
min
max
$116000K
$182000K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

Similar Jobs
Photo of the Rise User
ServiceNow Hybrid Building A,B,C 2225 Lawson Lane, Santa Clara, California, United States
Posted 22 hours ago
Inclusive & Diverse
Mission Driven
Rise from Within
Diversity of Opinions
Work/Life Harmony
Empathetic
Feedback Forward
Take Risks
Collaboration over Competition
Medical Insurance
Dental Insurance
Vision Insurance
Mental Health Resources
Life insurance
Disability Insurance
Health Savings Account (HSA)
Flexible Spending Account (FSA)
Conferences Stipend
Paid Time-Off
Maternity Leave
Equity

Work on high-performance, multi-tenant cloud services at ServiceNow as a Staff Software Engineer focused on microservices, distributed systems, and AI-enabled infrastructure.

Next Step Systems Hybrid 1212 South Naper Boulevard, Chicago, IL, United States
Posted 31 minutes ago

Senior C++ developer needed in Chicago to design and deliver low-latency algorithmic trading and exchange connectivity software for a fast-paced trading environment.

Posted 12 hours ago

ASG seeks an experienced Technical Lead Developer in Little Falls, NJ to lead full-stack Java projects, manage offshore resources, and deliver robust insurance integration solutions in an Agile/DevOps environment.

Photo of the Rise User
Posted 4 hours ago

Lead technical development and architectural improvements for Babylist's commerce platform, building scalable registry, shop, cart, and checkout experiences while mentoring engineering teams.

Photo of the Rise User
Posted 13 hours ago

Help design and ship AI-enabled clinical products at Color Health that improve patient and provider experiences across the cancer care pathway.

Build production-grade Solidity systems for institutional derivatives and cross-chain settlement at a quant-driven digital-assets firm.

Photo of the Rise User
Posted 10 hours ago

RevolutionParts is hiring a Senior Backend Engineer in Tempe to design and build scalable search, recommendation, and API services for a high-volume auto-parts platform.

Photo of the Rise User
Posted 17 hours ago

BlackSky is hiring a Staff Software Engineer to lead Kubernetes-focused enterprise service development and migrations, building cloud-native, customer-facing integrations for a real-time intelligence platform.

Photo of the Rise User
Posted 24 hours ago

Experienced Solutions Architect sought to lead cloud-native architecture, data engineering, and transformation initiatives for a fast-growing data science consultancy.

Photo of the Rise User
Posted 21 hours ago
Inclusive & Diverse
Empathetic
Collaboration over Competition
Growth & Learning
Transparent & Candid
Medical Insurance
Dental Insurance
Mental Health Resources
Life insurance
Disability Insurance
Child Care stipend
Employee Resource Groups
Learning & Development

Lead a backend engineering team at American Express to design and deliver scalable, fault-tolerant APIs using C#, Kotlin, containerization, and modern CI/CD practices.

Photo of the Rise User
Posted 2 hours ago

Senior Full Stack Engineer to design, build, and operate scalable React/TypeScript frontends and the APIs that power them at a remote-first healthcare data startup headquartered in Boston.

Posted 10 hours ago

SoloPulse seeks a hands-on Software Engineer Intern/Co-op to help develop algorithms and full-stack software for state-of-the-art radar sensing systems.

Travelers is hiring a Software Engineer I to build cloud-based APIs and front-end features using AWS, Node.js, React and AI enablement tools within a collaborative technology organization.

Mozilla’s mission is to ensure the internet is a global public resource, open and accessible to all. An internet that truly puts people first, where individuals can shape their own experience and are empowered, safe and independent.

3 jobs
MATCH
Calculating your matching score...
SENIORITY LEVEL REQUIREMENT
TEAM SIZE
SALARY RANGE
$116,000/yr - $182,000/yr
EMPLOYMENT TYPE
Full-time, remote
DATE POSTED
August 18, 2025
Risa star 🔮 Hi, I'm Risa! Your AI
Career Copilot
Want to see a list of jobs tailored to
you, just ask me below!