python backend developer Jobs in Berlin

About the RoleJoin a small product engineering team building AI voice and agent systems for customer-facing workflows. You will own features end to end, work directly on customer problems, and help shape how these systems handle complex interactions reliably.What You'll DoBuild tools that help configure AI agents, troubleshoot issues, connect external...

Company Description Since its creation in 2007 in the financial city of Frankfurt am Main, Solactive AG has grown to one of the key players in the indexing space. The German multi-asset index provider focusses on tailor-made indices, offering to its clients a faster service, with greater flexibility and at a reasonable cost. Solactive AG and its subsidiaries...

Senior Full-Stack EngineerAbout the RoleWe are looking for Senior Full-Stack Engineer with strong experience across React/TypeScript frontend development and Node.js/TypeScript backend systems. This is a long-term, fully remote opportunity within a fast-moving fintech environment, working EST hours.The ideal candidate is proactive, asks thoughtful questions,...

At Libra, we're transforming how legal professionals work. Our AI platform combines deep legal reasoning with cutting-edge generative technology to help lawyers research, draft, and deliver legal work faster and smarter.In just over a year, we became one of Europe's fastest-growing legal AI companies—and in late 2025, we joined Wolters Kluwer, the global...

eGroup is the leading provider of virtual office services in Europe. We develop and operate a Software-as-a-Service platform to provide tens of thousands of freelancers and small businesses customers across Europe with remote secretarial and new work solutions. Our mission is to give people the space to focus on what they are best at.We’re looking for an...

Du willst nicht nur Features bauen, sondern eine skalierbare AI-Plattform technisch prägen? In dieser Rolle übernimmst du Verantwortung für Architektur, Stabilität und Zukunftsfähigkeit – und bringst KI-Workloads produktiv und sicher in reale Umgebungen.Über unsere Plattform Huacaya: Huacaya ist unsere On-Premise-Plattform für KI-Entwicklung und...

Deine MissionEntwicklung moderner Weblösungen: Du entwickelst mit Python (FastAPI, SQLAlchemy) und React performante Anwendungen zur Datenerfassung, -verarbeitung und -darstellung. Deine Lösungen verbinden robuste Backend-Logik mit intuitivem Frontend.Schnittstelle zwischen Frontend und Backend: Du gestaltest APIs, modellierst Daten und entwickelst...

What you’ll do Train, test, and ship models that power Peec AI’s recommendations - helping customers boost their visibility in AI search Develop algorithms that extract actionable insights from AI search behavior, creating data-driven recommendations that help brands increase their AI Search visibility Own the full model lifecycle from experimentation...

About the Role Join a small team at a seed-stage AI company building voice agents for customer service, sales, and operations. You will own product features end to end across applied AI, agent configuration, integrations, and the underlying systems, delivering improvements that address real customer problems. What You'll Do • Build an AI assistant that...

Freelance Data Scientist (M/F/D) (Temporary Role)Location: BerlinAre you a skilled Python and SQL user with a strong analytical background and experience in building high-quality prediction models? Are you passionate about uncovering insights from data and applying them to real-world financial challenges? Then you might be the Data Scientist we're looking...

Design, develop, test, and maintain AI/ML infrastructure within a scalable microservices architecture running on Kubernetes.Build and maintain high-quality, secure, and reliable DevOps pipelines and Helm chartsWork across the backend stack, integrating event-driven systems (Kafka), gRPC services, and REST APIsDevelop and optimize data pipelines using modern...

Senior Software Engineer – AI Projects Remote | Contract | Approx. 15 Hours Per Week Flexible Hours | $30–$150/hr equivalent, with specialist projects paying more We are recruiting experienced Software Engineers and Senior Software Engineers to support large-scale AI training projects. No previous AI experience is required. The work is focused on real...

Location: Remote (EU based, GMT timezone) Department: Engineering Employment Type: Contract Contract Length: 6 months (with potential for extension) About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they...

Location: Bonn, Darmstadt or BerlinYour IT Future, DeliveredWith a global team of 5600+ IT professionals, DHL IT Services connects people and keeps the global economy running by continuously innovating and creating sustainable digital solutions. We work beyond global borders and push boundaries across all dimensions of logistics. You can leave your mark...

AufgabenDu unterstützt unsere Kunden bei der Konzeption und Entwicklung und Bereitstellung intelligenter, produktionsreifer Systeme, die große Sprachmodelle (LLMs), autonome Agenten und skalierbare Cloud-Architekturen (AWS, GCP oder Azure) nutzen, sowie bei robuster Orchestrierungs- und Abruf-Pipelines für skalierbare KI-Anwendungen.Entwicklung und...

Das erwartet DichDu entwickelst moderne Fullstack-Lösungen mit z.B. TypeScript & Python in der Cloud und bringst Ideen schnell, agil und iterativ in stabile Lösungen.Du übernimmst End-to-End Verantwortung für komplexe Themen, steuerst Delivery strukturiert und hältst Qualität, Geschwindigkeit und Skalierbarkeit im Gleichgewicht.In enger Kollaboration...

Who you'll work withDriving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another way forward. In return for your drive, determination, and...

Verwaltungssprung is a Berlin-based GovTech company developing AI-powered software solutions to simplify and digitize administrative processes. Our platform enables citizens and public institutions to access secure, user-friendly, and fully digital public services. To support the growth of our organization, we are looking for a Midtier Frontend Engineer...

At CloudFactory, we are a mission-driven team passionate about unlocking the potential of AI to transform the world. By combining advanced technology with a global network of talented people, we make unusable data usable, driving real-world impact at scale. More than just a workplace, we’re a global community founded on strong relationships and the belief...

As a Senior Software Engineer (m/f/d), you will be working for our Legal & Regulatory division where we help legal and compliance professionals enhance productivity, mitigate risk, and solve complex problems confidently.There are hundreds of thousands of lawyers across Europe — and at Libra, we’re transforming how they work. Our AI platform combines deep...