Mid/Senior Full-Stack Engineer

Billo is a full-scope creator marketing stack.

We’re the #1 platform in the U.S., with over 200,000 videos delivered to 22,000+ brands, including Google, Perplexity, Bic, Monday.com, Crocs, Adore me and $10M paid to video creators. Billo is a data-driven, AI-fueled tech, that solves every inch of creator marketing, from creative collaboration to precision performance. With our next iteration, we implement data-based workflows that leverage creative performance insights, enables brand-creator partnerships and strengthens the commercial core of the platform.

To drive this shift, we’re looking for a Mid/Senior Full-stack engineer to join our R&D team.

As a Mid/Senior Full-Stack Engineer you will:

• Develop and maintain high-quality web applications across the stack
• Collaborate with product, design and engineering teams to deliver impactful features
• Contribute to technical decisions that improve scalability and performance
• Write clean and efficient code for frontend and backend systems
• Share knowledge, review code and help the team continuously improve

What We Expect:

We live by 4 core values: accountability, growth mindset, collaboration and startup ownership pace.

We count on you to embody these values and contribute to the ongoing growth of Billo’s culture.

You should prioritize user experience, think long-term, make data-driven decisions whenever possible and be able to make quick choices when sufficient data is not available.

Technical Requirements:

• Proven experience as a Senior Engineer, working across both frontend and backend development, with ownership of end-to-end features or initiatives
• Strong expertise in Node.js and React
• Experience with AWS
• Familiarity with CI/CD pipelines using GitHub Actions
• Experience designing and integrating REST APIs
• Familiarity with SQL/NoSQL databases (MySQL, DynamoDB)
• Knowledge of containerisation (Docker)

Why Billo?

At Billo, we’re building a culture where creativity, collaboration, and ownership thrive. Here’s what you can expect:

• Hybrid position (minimum 3 days per week at the office in Vilnius Tech Park)
• €6,000-€7,600 gross monthly salary
• Stock options
• Private health insurance after 3 months with the team
• A personal learning budget to support your development
• The opportunity to make a real impact – we’re agile, ambitious, and always evolving

Ready T Join Us?

If this sounds like your kind of environment and you’re excited to build digital experiences that make a difference – let’s talk!

Please send us ([email protected]) your CV/LinkedIn profile with the subject line “Mid/Senior Full-stack Engineer”.