Proton  logo

Senior Fullstack Engineer - MSA

Proton

About Proton

At Proton, we believe that a better world begins with privacy, and our mission is at the heart of everything we do. We are a community-first organization, created through a public crowdfunding campaign, and built with community input. Our ecosystem of easy-to-use and open-source tools includes Proton Mail, Proton VPN, Proton Calendar, Proton Drive, and Proton Pass, serving over 100 million people worldwide.

Role Overview

As a Senior Fullstack Engineer in the MSA team, you will tackle complex mail delivery, spam, abuse, and account security problems within the Proton ecosystem. You will design, build, and operate sophisticated systems that combine human intelligence and machine learning to make real-time or asynchronous decisions impacting tens of millions of users daily.

What You Will Do

  • Work with other engineers and analysts to design, build, and operate these systems.
  • Develop special user-facing features involving frontend and backend software development.
  • Play Product or Project Managers roles and lead the whole planning and development process.
  • Ensure operational excellence of the systems/features and their interaction with other systems.
  • Work on MSA's custom systems written in Python or on the main Proton API written in PHP or on Proton Web apps written in React or even on native iOS and Android mobile apps.

Job Requirements

  • Deep experience with backend development (Python, PHP, or Go).
  • Experience with frontend design and development (JavaScript, React, TypeScript, or jQuery).
  • Experience building complex production systems.
  • Experience with data processing and storage (MySQL, MongoDB, Redis, Kafka, Elastic, Ceph, ClickHouse).
  • Able to work autonomously and lead the whole development process, from design to QA.
  • Excellent English communications, both written and spoken.

Why Join Proton?

  • Be part of a movement - Proton is not just a product or service but a community-driven movement united by a shared vision of online freedom.
  • Work with smart and dedicated people - Our team is diverse, collaborative, and tight-knit with people coming from all walks of life.
  • Join a strong brand - Our encrypted email service - Proton Mail - has grown to be a staple of online security and privacy.
  • Grow with us - We’re one of Europe’s fastest-growing startups, doubling in size every year.
  • Have your voice heard - We value your opinion and encourage you to speak up and share your ideas and thoughts.

Benefits
Extracted with AI

  • Flexible working hours
  • Remote work options
  • Equity options
  • Learning and development opportunities
  • Team building activities

Similar jobs

Last update: 23 minutes ago

Veriff logo
Veriff

Senior Full-Stack Engineer

Join Veriff as a Senior Full-Stack Engineer in Barcelona. Work with TypeScript, Python, GraphQL, and more.

lempire logo
lempire

Senior Fullstack JavaScript Engineer / Product Developer

Join lempire as a Senior Fullstack JavaScript Engineer to design and develop features for innovative SaaS products.

Infraspeak logo
Infraspeak

Full-stack Developer with PHP and JavaScript

Join Infraspeak as a Full-stack Developer. Work with PHP, JavaScript, and Vue.js in a remote-friendly environment.

SentinelOne logo
SentinelOne

Senior Backend Engineer - Cloud Native Security

Join SentinelOne as a Senior Backend Engineer focusing on cloud-native security solutions. Work remotely in Slovakia.

Procore Technologies logo
Procore Technologies

Senior Software Engineer, Frontend

Join Procore as a Senior Frontend Engineer to innovate UI design systems remotely. Enhance developer experiences and mentor junior engineers.

Seqera logo
Seqera

Senior Software Engineer - Cloud and Distributed Systems

Join Seqera as a Senior Software Engineer to develop cloud-based solutions in a remote-friendly environment.

Procore Technologies logo
Procore Technologies

Senior Software Engineer, Frontend

Join Procore as a Senior Software Engineer, Frontend, to innovate and drive UI changes in a remote role.

Meetsta logo
Meetsta

Full Stack Developer (Founding Engineer) with gRPC Expertise

Join Meetsta as a Full Stack Developer with gRPC expertise. Work remotely to build innovative social networking solutions.

Cyberhaven logo
Cyberhaven

Senior Backend Developer

Join Cyberhaven as a Senior Backend Developer to design scalable systems using Go, Kubernetes, and more. Remote position with competitive benefits.

Meetsta logo
Meetsta

Full Stack Developer with gRPC Expertise (Founding Engineer)

Join Meetsta as a Full Stack Developer with gRPC expertise. Work remotely to build innovative social networking solutions.

Valdera logo
Valdera

Senior Software Engineer (Full-Stack)

Join Valdera as a Senior Software Engineer (Full-Stack) to build innovative tools for global teams. Work remotely with AWS, React.js, and more.

SentinelOne logo
SentinelOne

Senior Backend Engineer - Cloud Native Security

Join SentinelOne as a Senior Backend Engineer to design and implement cloud-native security solutions.

Bending Spoons logo
Bending Spoons

Software Engineer

Join Bending Spoons as a Software Engineer. Work remotely or in Milan, Italy. Competitive pay, equity, and comprehensive benefits.

OPENLANE logo
OPENLANE

Remote Software Engineer

Join our team as a Remote Software Engineer, developing high-quality code in an agile environment. Skills in microservices, API development, and cloud computing required.

Axiom World logo
Axiom World

MERN Full Stack Developer

Join our team as a MERN Full Stack Developer. Work on innovative projects using MongoDB, Express.js, React.js, and Node.js.

Remo Health logo
Remo Health

Senior Software Engineer II, Provider Experience

Join Remo Health as a Senior Software Engineer II to lead technical development in dementia care solutions using React, TypeScript, and more.

SPREAD AI logo
SPREAD AI

FullStack Software Developer

Join SPREAD AI as a FullStack Software Developer to innovate in data management and engineering intelligence.

Producthero.com logo
Producthero.com

Senior Full-Stack Developer (PHP/Laravel)

Join Producthero.com as a Senior Full-Stack Developer (PHP/Laravel) in Amsterdam. Enhance our platform with your expertise.

Spinwheel logo
Spinwheel

Senior Software Engineer - Remote

Join Spinwheel as a Senior Software Engineer to lead API design and integration architecture in a remote-first, fast-growing startup.

Gofore logo
Gofore

Senior Full-Stack Developer with AWS and Angular

Join Gofore as a Senior Full-Stack Developer in Munich. Work with AWS, Angular, and more in a hybrid role. Apply now!

Bending Spoons logo
Bending Spoons

Software Engineer

Join Bending Spoons as a Software Engineer. Work remotely or in Milan, Italy. Competitive salary, equity, and benefits.

Sage logo
Sage

Senior Frontend Software Engineer

Join Sage as a Senior Frontend Software Engineer to develop AI-powered tools in a hybrid role in Barcelona.

Inclusively logo
Inclusively

Senior Cloud Engineer

Join as a Senior Cloud Engineer to architect and deploy cloud solutions using Azure, AWS, and GCP. Lead innovation in cloud technology.

Apollo GraphQL logo
Apollo GraphQL

Senior Full-Stack Product Engineer

Join Apollo GraphQL as a Senior Full-Stack Product Engineer, working remotely to build and optimize GraphQL tools.