Ukraine

Start.io is hiring a Full Stack Software Engineer

At Start.io, we are looking for a Full Stack Software Engineer to build real, customer-facing AI applications from end to end. You will work across the stack to design, implement, and ship high-quality workflows that solve real problems for real users. In this role, you'll collaborate directly with product and enterprise customers, see your code in production within days, and be part of a team that values ownership and thoughtful execution.

What You'll Do

  • Develop and deliver full-stack AI-powered applications on top of our platform.
  • Work closely with customers and internal teams to tailor solutions.
  • Extend the platform and UI/UX layer as needed.
  • Collaborate with platform and research teams to integrate AI capabilities into production use.
  • Write clean, tested, and maintainable code.

What We're Looking For

  • 4+ years of hands-on software engineering experience.
  • Proven record of shipping real user-facing products end-to-end.
  • Proficiency with JavaScript, Node.js, Vue/React and PostgreSQL.
  • Strong communication skills and a product mindset.
  • Ownership mentality—comfortable taking a feature from idea to production.

Nice to Have

  • Experience working with AI or LLM-based applications.
  • Experience working with B2B or enterprise customers.

Technical Stack

  • JavaScript
  • Node.js
  • Vue
  • React
  • PostgreSQL

Start.io is an equal opportunity employer.

Required Skills
JavaScriptNode.jsVueReactPostgreSQLFull-Stack DevelopmentFrontend DevelopmentBackend DevelopmentAPI DesignSystem ArchitectureSoftware EngineeringDatabase ManagementWeb ApplicationsCode ReviewAgile Methodologies JavaScriptNode.jsVueReactPostgreSQLFull-Stack DevelopmentFrontend DevelopmentBackend DevelopmentAPI DesignSystem ArchitectureSoftware EngineeringDatabase ManagementWeb ApplicationsCode ReviewAgile Methodologies
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About company
Start.io
Start.io is a sell-side omnichannel advertising platform powered by real-time mobile audiences. It delivers hundreds of millions of ads per day across thousands of global leading apps and websites, using AI to deliver efficient, effective, and precise digital advertising campaigns.
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Job Details
Category fullstack
Posted 4 months ago