Senior Software Engineer - Engineering Workflow and CI

Mozilla Corporation; España; A distancia; EUR 70.000 - 90.000; Jornada completa

Descripción de la vacante

A leading technology organization is seeking a Senior Software Engineer to improve Firefox development workflows and collaborate with a global team. The role involves mentoring and contributing to code reviews, with a focus on optimizing processes. Candidates should have robust experience with Python frameworks and CI/CD systems. Mozilla is committed to diversity and fostering an inclusive workplace.

Servicios

Generous performance-based bonus plans

Rich medical, dental, and vision coverage

Generous retirement contributions with immediate vesting

Quarterly wellness days

Country-specific holidays plus a day off for your birthday

Home office stipend

Quarterly well-being stipend

Considerable paid parental leave

Employee referral bonus program

Life/AD&D, disability, EAP benefits (varies by country)

Formación

• Experience with CI of large scale projects.
• Commitment to values such as being relationship-minded and having grit.

Responsabilidades

• Improve Firefox development workflows.
• Work with a geographically-distributed development team.
• Mentor other team members.
• Collaborate with teams by providing code review and technical direction.
• Analyze data and create dashboards.

Conocimientos

Experience with Python frameworks (e.g., FastAPI, Flask, Django)

Solid understanding of databases and SQL

Experience with CI/CD systems (e.g., GitHub Actions, CircleCI)

Comfortable working cross-platform

A deep understanding of version control systems

Experience with containerization and continuous delivery/deployment

Comfortable with data analysis

Descripción del empleo

Senior Software Engineer – Engineering Workflow and CI

Remote Spain

Why Mozilla?

The Mozilla Corporation is wholly owned by the non‑profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open‑source software that enables people to enjoy the internet on their terms.

About this team and role

Firefox developers land code every day to delight users with new features and improve product performance and security. Every day, developers and managers use our team’s applications to develop, build, test, and deliver Mozilla’s core products. We are force‑multipliers to enable Firefox developers to do their best work.

What you’ll do

• Improve Firefox development workflows to reduce time spent testing and debugging test failures as well as more integration/automation of workflows
• Work with a geographically‑distributed development team
• Mentor other team members and be mentored by more senior team members
• Collaborate with other teams by providing code review and technical direction
• Look at data, make dashboards, identify trends in Firefox development workflow

What you’ll bring

• Experience with Python frameworks (e.g., FastAPI, Flask, Django), Cloud Services (e.g., GCP, AWS) and REST
• Solid understanding of databases and SQL
• Experience with CI/CD systems (e.g., GitHub Actions, CircleCI) and test harnesses
• Comfortable working cross‑platform, familiar with at least 2 of: Windows, Linux, Mac, Android
• Commitment to our values:
• Being relationship‑minded
• Having grit
• A deep understanding of version control systems
• Experience with containerization and continuous delivery/deployment, particularly with Docker
• Experience with CI of large scale projects
• Comfortable with data analysis

What you’ll get

• 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
• Quarterly well‑being stipend
• Considerable paid parental leave
• Employee referral bonus program
• Other benefits (life/AD&D, disability, EAP, etc. – varies by country)

About Mozilla

Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.

Commitment to diversity, equity, inclusion, and belonging

Mozilla understands that valuing diverse creative practices and forms of knowledge are crucial to and enrich the company’s core mission. We encourage applications from everyone, including members of all equity‑seeking communities, such as (but certainly not limited to) women, racialized and Indigenous persons, persons with disabilities, persons of all sexual orientations, gender identities, and expressions.

We will ensure that qualified individuals with disabilities are provided reasonable accommodations to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment, as appropriate. Please contact us at [e-mail] to request accommodation.

We are an equal‑opportunity employer. We do not discriminate on the basis of race (including hairstyle and texture), religion (including religious grooming and dress practices), gender, gender identity, gender expression, color, national origin, pregnancy, ancestry, domestic partner status, disability, sexual orientation, age, genetic predisposition, medical condition, marital status, citizenship status, military or veteran status, or any other basis covered by applicable laws. Mozilla will not tolerate discrimination or harassment based on any of these characteristics or any other unlawful behavior, conduct, or purpose.

Hiring Ranges: Remote Spain