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TechTree

Jobs Hiring Closed Discussion

15 jobs

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15 jobs Posted Sort

Founding ML Engineer: Video Data Pipelines for Robotics

TechTree is hiring a Founding ML Engineer to own the end-to-end video data pipeline for frontier robotics models: converting multi-camera video into validated training episodes, benchmarking/deploying vision-language models, and building QC/QA tooling for data quality. Fully remote worldwide with equity, near the founding team.

Data Pipelines Data Quality Machine Learning

Full-Stack Engineer — AI-Driven Defense Logistics

Open 18d Europe

TechTree in Warsaw is hiring a Full-Stack Engineer to join its core platform team building mission-critical software for defence and supply chain operations. The role involves designing, building, and maintaining systems that integrate with complex legacy environments, working closely with leadership and deployment teams.

Full Stack Engineer

Open 18d Europe

Full Stack Engineer at a seed-stage startup building an AI-native command centre for defence logistics. Day to day: full-stack development (frontend, backend/APIs, PostgreSQL schemas), integrating legacy government/ERP systems, and shipping customer-driven features onsite in Warsaw, with mandatory relocation to the US after 6 months. $75k-$120k plus equity.

AI API ERP PostgreSQL SQL

Senior SAP Fiori Full-Stack Developer – German

Open 20d EuropeSenior

Senior SAP Fiori full-stack developer in Warsaw who designs and builds Fiori applications end to end (frontend and backend) using ODATA services, BAS, and Fiori Launchpad, leveraging SAP Finance and Controlling modules to support financial processes and handling tickets/change requests. Requires 3 years of experience and German language skills.

OData SAP SAP Fiori

Senior Java Backend Engineer - Spring Boot, Hybrid (Poland)

Open 23d EuropeSenior

TechTree is hiring a Mid/Senior Java Backend Engineer in Poznań (hybrid) to build scalable, enterprise-grade platforms for the global insurance sector, covering financial settlement, accounting, and claims modules. Day to day: designing Java/Spring Boot services and high-performance REST APIs while contributing to architecture and code quality.

API Java REST Spring

Founding Full-Stack Engineer for AI Startup — London, Equity

TechTree is hiring a founding full-stack engineer in London (in-office) to build an AI-driven recruitment platform. Day to day you own features end-to-end — frontend, backend, and infrastructure, from concept to production — collaborating directly with the founders, with base salary plus equity.

Senior Full Stack Engineer - Real-Time AI Backend

Open 24d North AmericaSenior

TechTree is hiring a Senior Full Stack Engineer (backend) in San Francisco to own the backend of its AI agent runtime — shipping end-to-end backend features from the agent runtime to APIs and UI, and scaling real-time, distributed services for high-volume workloads. On-site role with equity and health benefits.

Senior Java Backend Engineer – Insurance (Hybrid)

Open 24d EuropeSenior

TechTree is hiring a Senior Java Backend Engineer in Poland (hybrid) to design and build Java/Spring Boot backend services for enterprise insurance platforms, focusing on financial settlement, accounting, and claims modules, with RESTful APIs and external integrations in an Agile/SAFe environment.

Agentic AI Agile AI Angular API +15 skills

Mid/Senior Java Backend Engineer - Insurance

Open 24d EuropeContractSenior

Build backend services in Java/Spring Boot for enterprise insurance platforms covering policy lifecycle, claims settlement, accounting, and investment funds, with REST APIs and integrations. The role starts backend-focused with gradual growth toward fullstack (Angular/TypeScript), using AI-assisted Spec Driven Development in an Agile/Scrum team.

Agentic AI Agile AI Angular API +15 skills

up to 25K PLN / mo

Product Lead, AI-Driven Mobile App Growth

Open 24d UKLead

Senior product lead at TechTree in London who owns the roadmap and day-to-day details of an AI-driven mobile app, shaping what the product becomes alongside the founders. They manage a ~10-person cross-functional team spanning PMs, iOS/Android/backend engineering, UI design, QA, and UX research.

Android iOS User Research

Talent Researcher (Sourcing Agents Manager)

About TechTree TechTree has become a go-to recruitment partner for some of the most ambitious startups and scaleups in the world. We pair expert human judgement with proprietary AI tooling to build world-class teams,…

Agentic AI AI Data Science

Founding Backend Engineer for a Secure Azure Platform

Build and secure Azure backend services for a risk infrastructure platform, shaping Terraform, CI/CD, and multi-tenant isolation for regulated enterprise customers.

Automation Azure CI/CD Terraform

Head of Talent Partner Network

Open 41d RemoteUKContractC-level

Why this role matters Working on behalf of fast growing VC-backed companies like Hopin or Advent Private Equity, we are helping companies to find and attract diverse engineering talent from all over the world. As the…

Accessibility Candidate Experience

Freelance Talent Partner

Open 41d RemoteUKContract

As a Freelance Talent Partner within Techtree network, you will be able to support the growth of exciting companies backed by top Venture Capital firms in Europe. Our clients include companies backed by investors like:…

Head of Community & Events

Open 41d RemoteUKC-level

As a Community & Events Manager within TechTree, you will have the exciting opportunity to build and nurture our growing ecosystem of 80+ communities. Your role will be instrumental in helping TechTree grow and…

Accessibility Community Management