← WorkMundi · 1M+ jobs from around the world, liveSign inCreate free account

Backend Engineer - Marketing Technology

proton · London; Paris; Prague

📅 17/08/2026
🔔 Alert me about jobs like this
No password, no sign-up. Just the email — and you can leave the list anytime.
🔓 Apply — free →
Opens this job on WorkMundi. The account is free and takes under a minute.

View and apply on WorkMundi →

🎁 Before you apply, rehearse this interview. Create your free WorkMundi account and get an Interview Training on HelpsYouSpeak — no cost, no card. I want my training →
Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right . Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by millions globally to protect their freedom, fight censorship, and keep their data safe. In some situations, Proton has literally helped save lives! We are profitable, independent (no VC control), and selectively hire from the top ~1% of applicants. Our 500+ team members across 50+ countries come from leading organizations and elite academic backgrounds. We move fast, keep hierarchy light, and prioritize impact over optics. If you want to do meaningful work with exceptionally high-caliber people, this is it. Join us and do work you can truly be proud of. Check our open-source projects here ! Purpose of the role As a Backend Engineer in Marketing Technology you will be responsible for building our key components of our marketing technology stack. You will drive software design and implementation likewise while helping a newly formed cross-functional team. You will interact with key stakeholders in the Business Units, Software Development, Marketing, Sales and more to understand requirements and use cases while keeping the bigger picture in mind. If you’re a self starter and results-driven backend engineer, and you thrive in a fast-paced environment, this is a great opportunity to play a pivotal role in a fast-growing company. You will have a concrete impact on the future of the business as a whole. What you will do Research, plan, scope, evaluate and implement our MarTech stack using Python and PHP Help and train the engineers of our business units to integrate sdk's we provide Own MarTech maintenance, including updates, enhancements, security, and privacy of the systems Help teams identify where technology can help increase conversion, efficiency and user experience Be a point of contact when it comes to technical solutions in the MarTech space and be the key person when it comes to technical questions about the stack Job requirements Demonstrable experience in building high-quality systems Experience building scalable solutions with Python or PHP Solid understanding of SQL Solid understanding of HTTP/REST, including both developing and consuming Web-based APIs Proven capability in integrating different in-house built systems with off the shelf products A curious, passionate, and growth-oriented mindset Strong interpersonal and communication skills. Ability to build strong relationships with cross-functional stakeholders and influence at all levels of the organisation Proven ability to manage multiple projects and priorities, and deliver high-quality software solutions on time and on budget Ideally you already had some touchpoints with marketing technology in the past. What We Offer Work that Matters: millions of people trust Proton with their privacy. We answer only to our users — not advertisers, not investors with conflicting agendas, not governments. The work you do here is real, and the impact is measurable. (read more about our impact here ) Work with smart and dedicated people - Our team is diverse, collaborative, and tight-knit with people coming from all walks of life, including many of the world’s top academic institutions and organizations, such as MIT, Harvard, Stanford, Caltech, Cambridge, and ETH. Technology: you'll get the right hardware and the right software you need to do your best work. Learning & Development: we invest in your growth because sharp people make us better. Proton is one of the fastest ways to accelerate your career because you'll be thrown into real challenges, with real ownership, from day one. Employee Benefits: your wellbeing isn't an afterthought. We offer strong health coverage, solid retirement options, generous leave, and wellness support so you can bring your best self to work every day Stock Options: at Proton, we all have the opportunity to be owners of the company. From day one, you have a real stake in what we're building. When Proton wins, you win. In-Person Collaboration: Amazing things happen when passionate, smart, and purposeful people get together in the same room. With offices across Geneva, Zürich, Barcelona, London and more, you'll spend most of your time collaborating face-to-face with people who genuinely care about what they're building Food: Lunch and snacks are on us every day in our offices so you can focus on the work and not on what's for lunch. Transport: getting to the office shouldn't cost you. We cover public transport, bike allowances, or parking, whichever works for you. Flexible Working: you own your schedule. Set hours that work for you and your team — because outcomes matter more than when the clock says you started. Our Commitment to Diversity and Inclusion At Proton, we believe diversity drives innovation and strengthens our mission to provide privacy as a default for all. We are committed to fostering an inclusive environment where all individuals, regardless of race, ethnicity, gender, age, sexual orientation, physical ability, or socio-economic background, feel valued and empowered. We strive to create equal opportunities, promote open dialogue, and support continuous learning to ensure every voice is heard and respected. If you need any extra support or reasonable adjustments during the hiring process, please let your talent partner know. Candidate Privacy Notice When you apply for a position, refer a candidate, or are considered for a role at Proton Technologies AG (Proton, we, us, or our), your information is stored in Greenhouse, in accordance with their Service Privacy Policy. This information is used to evaluate your suitability for the posted position. We also retain this information for consideration for future roles that you may apply for or that we believe may align with your background and skills. If we no longer have a legitimate business need to process your information, we will either delete or anonymize it. Should you have any inquiries about how we use or manage your information, or if you wish to access, correct, or delete your data, please contact our privacy team at careers@proton.ch . Proton does not accept unsolicited resumes from any sources other than directly from candidates. We will not pay a fee for any placement resulting from an unsolicited offer, even if the candidate is subsequently hired by Proton. To learn more about our privacy policy, please visit our privacy policy page . Compensation range Paris: 43,000 - 69,000 EUR gross annually* Prague: 863,000 - 1,500,000 CZK gross annually* Other locations: Compensation will be discussed during the interview process. Final compensation will be determined based on the candidate's qualifications, skills, and previous experience. #LI-ONSITE
Read the rest of the job →
For people searching Marketing

27,322 marketing jobs are open right now

Here's where they are, who's hiring them, and what to say in your interview.

27.322Jobs
5.920SG
62%EN

Singapore alone has 5,920 of them. India has 3,543. The US has 2,443. If you're looking at a marketing role, geography matters: check WorkMundi's location filters to see which regions match your visa status and timezone. Don't apply everywhere; apply where you can actually work.

Four employers are posting at scale: SIMPLE RECRUIT (1,205 jobs), ROYAL ORG PTE. LTD. (795), SKILLMATCH RECRUITMENT (435), and jobgether (371). If you see a job from one of these names, you're looking at a company that hires marketing roles repeatedly. That's a signal of stability—and a chance to learn their hiring patterns across multiple openings.

In your interview, expect this question: 'Tell us about a time you measured the success of a campaign.' Marketing hiring managers ask this because they want proof you think in metrics, not hunches. Come with a real example—conversions, clicks, revenue, engagement rate, cost per acquisition—pick the metric that mattered most. Show you track what you do.

16,882 of these 27,322 job ads have text written in English. That's the ad itself, not necessarily the language the job requires. Read the job description carefully to confirm what languages the role needs.

👁 11 have read this
0 comments
Want to comment?

Leave your e-mail to comment, react and follow the posts for your role. It is free.

Similar jobs

Job on WorkMundi — the world's largest job board. See more jobs from every continent, updated live.

📢
🎁

Before you apply, rehearse this interview.

Create your free WorkMundi account and get an Interview Training on HelpsYouSpeak — no cost, no card.

I want my training →