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Proton

Fullstack Software Engineer (Email Security & Anti-Abuse)

Proton · Geneva; Taipei; Skopje

Posted about 3 months ago

or apply directly on Proton's site. We never take the application ourselves.

Is this posting real?

This role has been open
82 days
Proton's roles stay open a median of 83 days
Reposted
No
Salary listed
No
0% of Proton's roles list one
Ghost-job risk at Proton
high
69 stale, 7 reposted of 69 open
Hiring momentum
89 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-25

Measured from postings appearing on and disappearing from Proton's own greenhouse board since 2026-08-03. Full hiring picture for Proton.

About this role

As a Fullstack Software Engineer at Proton, you will design, build, and operate systems that enhance mail delivery, spam prevention, and account security. Your role involves developing user-facing features with both frontend and backend technologies, and you may take on leadership responsibilities in project management. You'll work with a multidisciplinary team to ensure operational excellence across various systems using technologies like Python, PHP, and React.

Our read on this posting2.6out of 5
benefits
4/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Proton as an employer.

What you need

  • Deep experience with backend development (Python, PHP, or Go)
  • Deep experience with using AI agents for coding
  • Experience with frontend design and development (JavaScript, React, or Typescript)
  • 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

Nice to have

  • Experience with machine learning and real-time prediction systems
  • Experience with infrastructure-as-code and Kubernetes

What you get

  • Office First: Work from home up to 30% of the time
  • Technology: All necessary devices and software provided
  • Food: Daily lunch and snacks provided
  • Transport: Subsidized public transport, bike allowances, or parking spaces
  • Stock Options: Stock options provided upon joining
  • Flexible Working: Define your own working hours

Worth weighing

  • No salary listed
  • Role involves both engineering and potential project management responsibilities
  • The team is described as highly multi-disciplinary, which may require adaptability

Summarised from Proton's posting. Read the full original.

Listed by Proton on their greenhouse job board, last confirmed open on 2026-10-25. PitchMeAI is not the employer.

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