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Senior Frontend Engineer (Inbox Web) Job Opening In Barcelona – Now Hiring Proton


Job description

Join Proton and build a better internet where privacy is the default
At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy.

Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to privacy, security, and freedom online.
Our journey began with Proton Mail, the largest secure email service globally, and has since expanded to include Proton VPN, Proton Calendar, Proton Drive, and Proton Pass.

These tools empower individuals and organizations to take control of their personal data, break away from Big Tech’s invasive practices, and defeat censorship.

Our work impacts hundreds of millions of lives, from activists on the front lines defending freedom to leaders in governments protecting sensitive information.

In some cases, Proton’s services have even been instrumental in saving lives by enabling secure and private communications in high-risk situations.
Proton today supports over 100 million user accounts with a growing team of over 500 people from over 50 different countries, from the world's top companies and universities.

We value intelligence, learning potential, and ambition in our hiring process.

Adaptability is key as we navigate uncharted territories and redefine how business is conducted online.

We believe smaller teams of exceptional talent will always prevail over larger teams with lower talent density.

Proton has become profitable and reached scale without relying upon VC funding, largely due to superior talent that allows us to do things faster, more creatively, and more efficiently.
We have a global mindset and big ambitions but remain a start-up at heart.

We value empowerment and flexibility and keep our structure flat to keep moving fast and avoid unnecessary politics.

Tired of blending into the crowd?

Join us and do work you can truly be proud of.
The Team As a Frontend Engineer on the Inbox team, you will play a crucial role in developing Proton's most vital services, including Mail and Calendar.

We expect you to be customer-centric, continuously learning, passionate about technology and usability.

You are an adept at turning technical complexities into seamless user experiences.

Effective teamwork, collaboration with Product, Design, APIs, and your team, and data-driven decision-making are essential aspects of this role.
Current Projects: Developing innovative productivity tools that seamlessly integrate with our privacy-centric ecosystem.
Advancing the frontiers of cryptography to ensure user data remains secure even in the face of emerging technologies such as quantum proof encryption.
Expanding Proton's reach into the B2B segment, bringing privacy and security to businesses worldwide.
Pushing the boundaries of innovation with projects like Scribe, the world's first private AI in a consumer product.
Tech Stack and Tools: Javascript, Typescript, React, ES6
Every Proton clients codebase are open source, brings unique challenges to front-end development.

A trivial search functionality becomes much more interesting to implement when the email body is fully encrypted.
What You Will Do Developing, deploying and supporting high-quality user experiences within our Product portfolio including feature development and implementation.
Transforming product specifications into technical requirements and lead your team to their successful implementation.
Enhancing Proton's software development lifecycle, tools, and code structure for an improved developer experience through technical leadership and architecture.
Writing clear, concise and testable code to maintain and elevate the quality of our codebase.
Managing the scoping, planning and execution of new features, technical initiatives and greenfield projects (depending on seniority).
Fostering a culture of learning, creativity, and accountability for the best possible work through mentorship and team development, role modelling quality assurance and performance optimisation
Job Requirements Extensive experience of professional software development using JavaScript ES6+ or TypeScript.
Experience with React or 2+ similar frameworks, developing performant and reusable components.
Familiarity with best practices for ensuring code quality, including CI/CD.
Ability to make architectural decisions and contribute to strategic planning and product direction
Experience working in a distributed team.
Nice to have: Experience in B2B SaaS, preferably in online privacy and/or productivity contexts.
What We Offer Office First: Collaboration is easier and more effective in person, which is why we have offices in Geneva, Zurich, Prague, Barcelona, Paris, London, Vilnius, Skopje, and Taipei.

You can also enjoy working from home up to 30% of the time, while enjoying great company during our three core days in the office.
Technology: We provide all the devices and software you need to excel in your role, ensuring you have the best tools at your disposal to achieve your goals.
Food: Lunch and snacks are provided by Proton every day at our offices.
Transport: We will always support our employees with transport costs through subsidizing public transport, bike allowances, or parking spaces based on your office location.
Stock Options: At Proton, we are all owners of the company and you get stock options when you join us.
Flexible Working: You can define your own working hours as long as it works with team meetings.
Learning and Development: We are committed to your professional growth.

Proton offers various learning opportunities, including training programs, conferences and events, and continual learning.
Employee Benefits: Comprehensive health insurance plans, competitive retirement savings options, generous vacation and leave policies, and wellness programs.
Work that Matters: Proton is a community-first organization, started with the support of a crowdfunding campaign and built with community input.

To this day, Proton’s only source of revenue is user subscriptions.

Over 100 million people trust and support Proton, and we put our users and community first in everything we do.
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.
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.

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Unlock Your Senior Frontend Potential: Insight & Career Growth Guide


Real-time Senior Frontend Jobs Trends (Graphical Representation)

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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Proton adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying Spain laws and regulations

What Is the Average Salary Range for Senior Frontend Engineer (Inbox Web) Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in Barcelona. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

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Key qualifications for Senior Frontend Engineer (Inbox Web) typically include Other General and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

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Interview Tips for Senior Frontend Engineer (Inbox Web) Job Success

Proton interview tips for Senior Frontend Engineer (Inbox Web)

Here are some tips to help you prepare for and ace your Senior Frontend Engineer (Inbox Web) job interview:

Before the Interview:

Research: Learn about the Proton's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

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Confidence and Enthusiasm: Project a positive attitude and show your genuine interest in the opportunity.

Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

Ask Prepared Questions: Demonstrate curiosity and engagement with the role and company.

Follow Up: Send a thank-you email to the interviewer within 24 hours.

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Be Yourself: Let your personality shine through while maintaining professionalism.

Be Honest: Don't exaggerate your skills or experience.

Be Positive: Focus on your strengths and accomplishments.

Body Language: Maintain good posture, avoid fidgeting, and make eye contact.

Turn Off Phone: Avoid distractions during the interview.

Final Thought:

To prepare for your Senior Frontend Engineer (Inbox Web) interview at Proton, research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the Proton's products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

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