Cosuno delivers a cloud-based construction collaboration platform that streamlines the entire project lifecycle—from early subcontractor engagement and data-driven cost planning to streamlined payment processing. By replacing email, phone, and spreadsheets, the solution cuts project coordination time by roughly 60% and boosts average profit margins by 18%. Its proprietary AI optimizes capacity utilization across the largest European subcontractor network, ensuring that buyers secure the right prices and resources at the right time. With $4 billion of construction volume processed since launch, Cosuno is rapidly expanding across Europe while continuously adding features to empower general contractors, architects, and specialty trades.
Open Positions
Senior Full Stack Developer (TypeScript)
Significant experience with TypeScript, Node.js, React, and experience in collaborative product teams
Senior AI Engineer – LLMs & Agents
5+ years of experience with Python, deep expertise in LLM applications, and a Master's/PhD in ML, CS, Statistics, or related field
AI Automation Engineer
3+ years of experience in AI/ML, Python, n8n, and API architecture
Principal Full Stack Developer (TypeScript)
10+ years of experience in software engineering, deep expertise in TypeScript, Node.js, and React, and history of leading complex technical projects
Senior Product Designer
3-5 years of experience, expert-level Figma skills, and self-driven with clear communication
Founders Associate – Werkstudent:in
Advanced studies, practical experience, entrepreneurial mindset, and excellent language skills
Sales Development Representative
Goal-oriented experience in B2B sales, strong communication and persuasive skills
Sales Manager
Experience in sales, strong communication, entrepreneurial thinking, and flexibility required
Customer Success Manager
2 years of experience in customer success, data-savviness, and experience in B2B SaaS and sales environments