
Hey! Are you looking for an exciting new challenge as a Senior Full-Stack Marketing Engineer, working at the intersection of website, web app, marketing and growth? Then we might have exactly the right opportunity for you.
At Accountable, we help freelancers and self-employed professionals manage their taxes easily — without bureaucracy or complicated forms. Our mission is to make the future of independent work simple and accessible
Behind Accountable is an international team with offices in Berlin and Brussels, working together with a lot of passion and curiosity to build products that truly make a difference.
What we’re building
Our focus is on creating simple and intuitive experiences through modern UX/UI, automation, and AI-powered assistance, combined with support from our tax coaches.
As a Senior Marketing Engineer, you will play a key role in helping us scale our acquisition through improvements in the acquisition funnel from the website into the web app. You will be the main contributor to launch new growth experiments with high potential growth impact.
Why we do it
The feedback from our users motivates us every day, with messages like this:
“Simply WOW! Super easy to use and it makes the complicated world of taxes understandable. I was able to upload all my invoices with just a few clicks and send them directly to the tax authority. You’ve gained a fan!”
How we work
Curious about how we think and build products?
Watch here:
https://www.youtube.com/watch-v=tjCnEERVuqk
As a Senior Full Stack Marketing engineer you work closely with the marketing team on growth experiments & improve the website:
Full-Stack Development: 3+ years experience in Front-End & Back-End engineering
Tech Stack: Comfortable with React, React-Native, NodeJS, MongoDB - Typescript
Language Skills: Proficient in English (spoken and written)
WordPress Expertise: Comfortable with WordPress Dev (WPML, ACF, custom theme), Tailwind and Javascript
Nice to have:
Marketing / Growth Tools: Hands-on experience integrating analytics and marketing platforms
Web Performance & SEO: Understanding of page speed optimization, Core Web Vitals, and technical SEO
Start: Now
Sounds interesting? You think you fit the team and role? Then apply now!
PS: We don't hire CVs - we hire people. If your background doesn't fully match but you believe that you still fit in this role then please write us. We are looking forward to meet you!

Accountable frees you from the hoops and hurdles of being independent by giving you the tools you need to pay your taxes and manage your business.
Accountable helps you:
- Prepare and submit all your tax obligations, stress-free, without any prior tax knowledge required.
From VAT return to income tax: we got you covered.
- Create, personalise, and send invoices for your clients on your phone or on your computer.
We notify you as soon as you get paid.
- Never lose a deductible expense again – just scan your receipt and we make sure it gets deducted from your taxes. You also get tailored tax tips and can match the expense with the relevant bank transaction.
- Connect your bank account and get all your business payment automatically reconciled.
See what you should set aside for taxes and what you can safely spend in real time.
- Prepare your taxes yourself or share your data with your accountant.
All your documents are ready for them in your account.
- Our tax coaches can help you with all your questions.
Just send us a message: support@accountable.eu