Senior Technical Writer

We make smart devices and push the boundaries of the IoT sector every single day. Shelly is a strong company with a startup mindset — no bureaucracy, just bold ideas, creative problem-solving, and a team that genuinely loves what they do.

We turn every spark of an idea into a real product — from first concept to full production — and bring smart automation to over 3 million households around the world. From heating, lighting, appliances, curtains, and more — if it runs on electricity, chances are we can automate it. We’ve built over 100 smart devices (and counting!), and everything happens right here at our headquarters in Sofia.

Sounds exciting? Keep reading..

Senior Technical Writer

Your Role

As a Senior Technical Writer at Shelly, you’ll be at the heart of transforming complex technical knowledge into clear, accessible content that empowers users and developers alike. From product specs and user guides to integration documentation and visual aids, you’ll own the end-to-end creation and management of content that supports millions of users globally.

What makes you a great fit:

• You’re an independent and proactive technical communicator who thrives in a collaborative, fast-paced environment.
• You bring 5+ years of experience in technical writing, ideally within hardware or manufacturing industries.
• You have a strong grasp of electricity, hardware, and software concepts, allowing you to explain complex systems with clarity.
• You’re fluent in English, with bonus points for additional EU language skills.
• You’ve worked with Adobe Creative Cloud, Confluence, and Jira, and can create visual aids like diagrams or flowcharts with ease.
• You’ve got experience (or interest) in 3D design tools and understand the value of Component Content Management Systems.
• You’re detail-oriented and organized, managing multiple documentation projects under tight deadlines without breaking a sweat.
• You care deeply about the user experience, making technical content not only accurate but also intuitive and accessible.

Job responsibilities:

• Create and maintain high-quality documentation such as device specifications, user guides, FAQs, and troubleshooting instructions.
• Translate technical concepts into clear content by collaborating with engineers and subject matter experts, ensuring accuracy and usability.
• Leverage your knowledge of electricity, hardware, and software to document advanced use cases, integrations (e.g., KNX, APIs), and developer resources.
• Utilize tools like Adobe Creative Cloud, Confluence, Jira, and a Component Content Management System to manage and structure content for scalability and reuse.
• Design intuitive navigation and content architecture, enhancing searchability and accessibility for both novice users and tech-savvy audiences.
• Maintain consistency and quality through regular content updates, QA reviews, and adherence to style guides.
• Gather and integrate user feedback to improve documentation, working closely with customer support and cross-functional teams.
• Support multilingual content development, overseeing accurate translations to serve a wider European audience.
• Stay ahead of the curve by continuously improving processes and staying informed on trends in IoT, technical communication, and knowledge management.

What is in it for you

Work

• A welcoming, collaborative team
• Meaningful products and services that people actually use and love.
• Learning opportunities to sharpen your skills
• Competitive salary + Performance bonuses
• Modern office in a great location
• Fun teambuildings and company events

Lifestyle

• 26 days of paid annual leave
• Flexible working hours
• Additional health insurance
• Free access to all Shelly devices (yes, you can smarten up your whole home!)
• Multisport Card
• Fully sponsored yearly public transport card

Ready to join the Shelly Revolution?

Let’s build the future of smart living together.

Hit that apply button- we can’t wait to meet you.