Cosuno

Cosuno - Connecting the World of Construction

101-250 employees

Founded 2018

$30M series b

Construction

Private Company

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Construction Software

Remote Work Available

This company offers remote work opportunities.

Open Positions4

Fully remote team and work cultureFull-TimeConstruction TechnologyPosted

Senior ML Engineer

Take new models and AI capabilities from idea to production by designing, training, evaluating, and deploying them end-to-end.
Improve price prediction models using data to help users make better procurement decisions.
Iterate on ranking, search, and retrieval systems to match subcontractors to tenders.
Design offline evaluations and run online A/B tests to drive metrics-led iteration.
Develop and improve agentic systems that orchestrate multi-step reasoning for complex workflows.
Ship work into production, including model, backend service, API, and TypeScript web app integration.
Collaborate with Product, Engineering, and Data teams to translate business problems into ML/AI features.
Maintain, monitor, and continuously improve deployed production ML/AI systems.

Node.jsPythonMachine Learning+5 more

Showing 1 of 4 positions

About Cosuno

Cosuno is transforming the construction industry by pioneering software that connects all stakeholders. We are tackling the challenges of high process costs and a lack of transparency head-on. Our digital platform streamlines tendering and procurement, processing $4 billion in construction volume. We help general contractors, developers, and architects find the right subcontractors and manage projects. Our AI analyzes millions of price data points, saving time and increasing contract award profit by 25%. Join us to shape the future of construction, building solutions that make a tangible impact.

How We Work

You will join an international team that values openness and collaboration. We offer full remote work within Germany or a modern Berlin office. We believe in flat hierarchies, promoting direct communication and self-determined work. Our focus is on outcomes, giving you the freedom to manage your working hours effectively. We support continuous learning and professional growth through regular 1-on-1s. We foster an inclusive environment where diverse perspectives drive innovation.

Engineering at Cosuno

We are building innovative solutions for a complex industry, leveraging modern technology and AI. Our platform uses AI agents to interact with construction project data, identify risks, and calculate precise bids. You will work with expert-level Figma skills to evolve our design language. Our infrastructure includes Cloudflare CDN, Nginx, Amazon, and utilizes AWS and GCP. We also use Terraform for infrastructure-as-code, and TypeScript is a valued skill.

Why Join Us

Shape a product that solves real-life construction industry problems
Work in an open-minded, collaborative, and international team
Choose to work fully remote within Germany or from our Berlin office
Receive competitive compensation, a permanent contract, and modern work equipment
Contribute to an innovative company backed by $45.2M in funding

Benefits & Perks

Competitive compensation
Permanent contract
Modern work equipment (e.g., MacBook Pro)
Fully remote work option (within Germany) or Berlin office
Regular company and team events (online and offline)
Open feedback culture with regular 1-on-1s for professional development
Flexible working hours
Possibility of "workations"

Tech Stack

mxwidgetsweb_server

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