Software Engineer 3 (Browser extensions)

Company Description

Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any application or network, before employees notice the issue. As the first solution to allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,200 customers to provide better digital experiences to more than 15 million employees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide.

#LI-Hybrid

Job Description

Inside the Nexthink Diagnostics department, you will join the Application Experience team. One of the key goals of this team is to deliver meaningful insights about how people use web applications while doing their daily jobs. Your work will focus on developing browser extensions that enable the collection of information, which helps achieve this objective.

Our engineers have a result-oriented mindset supported by strong experience. They are able to communicate complicated concepts in simple ways. They constantly come up with ideas to improve our product, prototype them, then see them through in production and measure their impact. All of this is on par with the very high standards of quality, performance, and security that are part of our DNA.

Responsibilities:

• Design, implement, and validate new features for the browser extensions.
• Build solutions that adapt and deploy easily to multiple browsers on multiple platforms.
• Contribute to components further down the data pipeline.
• Collaborate with other teams to design and implement reliable communication protocols.

Qualifications

• 5+ years of experience in web application or service development, making you comfortable with JavaScript, TypeScript, and their underlying mechanisms.
• Proficiency with React is preferred; experience with Angular or Vue is also valuable.
• Experience in extension development across multiple browsers is a big plus.
• Have a strong understanding of data structures and algorithms.
• Demonstrate a solid grasp of object-oriented programming (OOP) principles and design patterns.
• Consistently write concise and very well-tested code.
• Passionate about leveraging industry-standard continuous integration and delivery pipelines
• Can quickly adapt to different operating systems and development environments.
• Proactive, pragmatic, open-minded, and autonomous approach.
• Profesisonal level of English, broth written and spoken.

Bonus:

• Extensive experience with browser extension development across multiple browsers (Chrome, Firefox, Edge, etc.), including knowledge of browser extension APIs and manifest files (e.g., Manifest V3).
• Familiarity with service workers, content scripts, and messaging patterns between them.
• Strong understanding of browser-specific quirks, debugging tools, and performance optimization in extensions.
• Ability to understand complex systems and effectively trace data from endpoints through ingestion pipelines, Kafka, and databases, identifying issues and optimizing processes.

Please apply with a copy of your English CV.

Additional Information

If you are looking for a change and like a nice atmosphere, lots of challenges, and having fun while working, this is a great opportunity for you! Check what we offer:

• 💼 Permanent Contract and a competitive compensation package (Stock Options also included).
• 📍 Amazing centrally located offices near the Bernabeu Stadium.
• 🩺 Private Health Insurance (Sanitas) and daily meal vouchers of 11 EUR will be entirely covered by us.
• 🏡 Hybrid work model balancing office and remote work, with a structured approach for new hires to foster connections and onboarding.
•  🏖️ Flexible Hours and unlimited vacation (employees have unlimited paid time off on top of the 23 days of holidays we offer) plus 3 company-paid volunteer days.
• 🤸 Up to 25 EUR per month for a gym subscription.
• 🛴 Flexible retribution plan for kindergarten & transport tickets. 
• 🧑‍🏫 Reimbursement of up to 50% of the cost of English & Spanish classes.
• 🍉 Fresh fruit, cookies, and occasionally some soft drinks as well. 
• 🍕 Regular company and team events like Pizza talks, Team Building activities, Christmas parties, hosting Meetups at the office and more!
• 📣 Bonuses for referring successful hires after three months of continuous employment.
• 🚚 We offer a relocation package to people who are coming from another country.

Please note that not all the benefits listed above are available for temporary, contract, and internship roles. To ensure you have the most up-to-date information, we recommend checking with your Recruitment Partner.