Développeur Back-End - Team Poker (H/F)

Senior Backend Developer Python (m/f/d)

Mindpeak

COMPANY OVERVIEW Mindpeak is a Hamburg-based AI company applying state-of-the-art deep learning to computational pathology, with a clear mission: enabling more effective, personalized cancer treatment. We work at the intersection of AI, medicine, and drug development-building regulatory-grade solutions that help pharma, biotech, and clinical partners discover, validate, and translate meaningful biomarkers into real-world impact. Our technology analyzes H&E, IHC, and multiplex tissue data to support drug development, patient stratification, and clinical trials. What makes this work especially rewarding: our AI is already deployed in routine diagnostics in more than 25 countries, meaning the tools we build are used by clinicians and patients every day. At Mindpeak, we believe that reliable, clinically applicable AI can change how cancer is treated. If you want to work on challenging problems, collaborate across disciplines, and see your work make a real difference in patient care, you’ll feel at home here. POSITION SUMMARY Role: Senior Backend Developer Python Focus: Building and scaling high-quality backend services that power AI models and digital pathology tools. Team: You’ll be part of the development team, working closely with machine learning, product, and front-end colleagues. You will report directly to our VP Engineering. Digital pathology comes with unique technical challenges: whole-slide images with file sizes of several gigabytes and resolutions up to 100,000 x 100,000 pixels. You’ll help design and implement solutions such as efficient image streaming via an advanced image server, ensuring that our AI models can be served reliably to pathologists, labs, and partners worldwide. You’ll work on: * Building a new platform for digital pathology using a modern, multi-agent AI coding workflow. * Turning cutting-edge AI models into robust, scalable APIs for real-world clinical use * Building tools and services to automate our data annotation and image processing pipelines * Integrating scanners, image viewers, and lab information systems into seamless, automated workflows * Shaping technical decisions from the ground up in a fast-moving, high-impact environment Your Responsibilities * Design, develop, test, deploy, maintain, and improve backend services that serve machine learning models in production. * Write clean, maintainable, and well-tested code with a strong focus on reliability and performance. * Build automation tools to streamline and optimize our data annotation pipeline. * Work with technologies such as Docker, AWS, Python, and (partially) React to develop best-in-class digital pathology tools. * Integrate existing pathology hardware and software (e.g. scanners, image viewers, LIS) into automated workflows. * Manage your own project priorities, deadlines, and deliverables with a high degree of ownership. * Collaborate closely with product, design, front-end, deep learning, and infrastructure colleagues to keep everything running smoothly. * Select and implement the most effective technical approach for each task. * Build up AI agentic development workflows, including the evaluation and adoption of AI coding agents to improve developer productivity and software quality. * Define best practices for AI-assisted software development and share this knowledge across the organization. YOUR PROFILE Background & Experience * MSc in Computer Science or a related field, or equivalent practical experience. * At least 3–5 years of professional experience with impactful contributions to software products. * Strong track record in backend development with Python. * Experience with Linux and Docker; Linux server administration/operations is a plus. * Extensive experience leading and mentoring junior developers. * Hands-on experience working with AI coding agents or AI-assisted development tools (e.g. agentic coding frameworks, LLM-based developer tools). Skills & Mindset * Solid software engineering skills; experience with web development (JavaScript and CSS) is a plus. * Curiosity for technical hardware devices and experience interfacing with them via APIs. * Interest in the technological ecosystem of laboratories (e.g. whole-slide scanners, image viewers). * Enjoy working in interdisciplinary teams and “thinking outside the box.” * Able to work independently and drive your own projects forward. * Strong analytical skills and a commitment to continuous learning, mentoring, and knowledge sharing. * Willingness to take ownership beyond pure implementation and actively shape how software is built at Mindpeak. * Comfortable in a fast-paced, dynamic environment with shifting priorities. * Fluent in English; German is a plus. WHAT MINDPEAK OFFERS * The opportunity to bring cancer diagnostics to a whole new level and make a real impact on patient care. * An open, creative work environment with flat hierarchies and quick decision-making. * Close collaboration with a skilled, international team and experienced management. * Diverse, engaging projects that help you deepen both your technical and domain expertise. * A centrally located Hamburg office with a beautiful view over the harbor. APPLICATION DETAILS Please send us: * CV * University certificates and transcripts of records * Job references * Salary expectations * Earliest possible starting date Contact: * Email: jobs@mindpeak.ai Note: Direct applicants only. We do not work with recruiting agencies for this position.

Back-End Developer (Node Js)

WPP

WPP is the trusted growth partner for the world’s leading brands.  We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth.    We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise.   Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow.    For more information, visit WPP.com.   Why we're hiring: WPP Open is at the forefront of transforming how WPP delivers value to its clients. We are building a unified product ecosystem that empowers our agencies and clients with cutting-edge tools and data-driven insights. Our product organization is driven by a clear vision, strategic execution, and a commitment to continuous innovation. We are seeking Strong Product Engineers to join our WPP Open Team and be part of our future AI vision. This program of work is central to WPPs’ continued success, helping augment their world class AI with a back-office workflow platform. The value add is to enable agencies to manage their work end to end within our innovate platform. What you’ll need: * Expertise in Node.js with TypeScript * Deep experience with AWS Serverless stack: * API Gateway, Lambda, DynamoDB (single-table design, indexing strategies) * SQS, SNS, EventBridge for messaging and async processing * CloudWatch, CloudTrail, X-Ray for monitoring and auditing * Strong knowledge of AWS CDK (preferred) or Terraform * Familiarity with AWS CodeBuild to power infrastructure provisioning and build pipelines * Strong GitHub Actions experience * Multi-environment deployments (dev, stage, prod) * CodeBuild integration within workflows * Secure secrets management and production deployment gating You're open: We are inclusive and collaborative; we encourage the free exchange of ideas; we respect and celebrate diverse views. We are open-minded: to new ideas, new partnerships, new ways of working. Who you are: You're open: We are inclusive and collaborative; we encourage the free exchange of ideas; we respect and celebrate diverse views. We are open-minded: to new ideas, new partnerships, new ways of working. You're optimistic: We believe in the power of creativity, technology and talent to create brighter futures or our people, our clients and our communities. We approach all that we do with conviction: to try the new and to seek the unexpected. You're extraordinary: we are stronger together: through collaboration we achieve the amazing. We are creative leaders and pioneers of our industry; we provide extraordinary every day. What we'll give you: Passionate, inspired people – We aim to create a culture in which people can do extraordinary work. Scale and opportunity – We offer the opportunity to create, influence and complete projects at a scale that is unparalleled in the industry. Challenging and stimulating work – Unique work and the opportunity to join a group of creative problem solvers. Are you up for the challenge? #LI-Onsite We believe the best work happens when we're together, fostering creativity, collaboration, and connection. That's why we’ve adopted a hybrid approach, with teams in the office around four days a week. If you require accommodations or flexibility, please discuss this with the hiring team during the interview process. WPP is an equal opportunity employer and considers applicants for all positions without discrimination or regard to particular characteristics. We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers. PLEASE READ OUR PRIVACY NOTICE (HTTPS://WWW.WPP.COM/EN/CAREERS/WPP-PRIVACY-POLICY-FOR-RECRUITMENT) FOR MORE INFORMATION ON HOW WE PROCESS THE INFORMATION YOU PROVIDE.

Back-End Developer

Sunrise Group

ABOUT SUNRISE GROUP Sunrise Group is building the future of sleep health by combining breakthrough technology with expert care. We started in 2015 with a straightforward idea: sleep diagnosis should happen in the comfort of your own home, not in a hospital. To make that possible, we created a first-of-its-kind chin sensor, carefully validated through clinical research, reviewed by leading sleep experts, and cleared by the FDA. Since then, Sunrise Group has grown from a single innovation into a complete sleep health company. We now design advanced diagnostic and treatment solutions, and we deliver care directly to patients through Dreem Health, our digital sleep clinic. By serving patients in all 50 states with reimbursed care, we are making sleep treatment more accessible, more personal, and much simpler than it has ever been. As a Back-end Developer, you will play a key role in scaling our digital sleep clinic. You will be responsible for building and improving back-end systems that are robust, secure, and compliant with healthcare standards. Working closely with product managers, designers, and other developers, you will help us deliver high-quality healthcare solutions that have a real impact on patients’ and providers’ lives. Our Back-end Tech Stack: Python, Django, Celery, PostgreSQL, Google Cloud Platform (mainly Cloud Run), Docker, Terraform, Datadog, Sentry, GitHub. Our team is also familiar with TypeScript, Node.js. Our Tech Challenges: * Supporting our rapid growth by automating recurring workflows for the medical, billing, sales teams, and delivering new features for patients and providers. * Expanding and maintaining our internal platform for patient management, monitoring, and telehealth services (videoconferencing, secure messaging). * Integrating with external partner APIs while managing complex data synchronization. * Safeguarding the security and integrity of sensitive health data, with a strong focus on regulatory compliance (HIPAA, GDPR). * Continuously enhancing the performance, reliability, and maintainability of our back-end systems. We are a team of 10 developers, juniors and seniors, working remotely across France and Belgium. We value trust, autonomy, and collaboration, and we believe in maintaining a healthy balance between delivering impact and enjoying our work. KEY RESPONSIBILITIES * Backend Development: Work closely with the team to design, build, and maintain reliable backend services using Python, Django, and related technologies. * API Development: Create and evolve RESTful APIs to power our front-end and mobile applications and support integrations with third-party partners. * Performance & Optimization: Monitor, identify, and resolve bottlenecks to ensure fast, efficient, and scalable applications that deliver a smooth user experience. * Architecture & Design: Contribute to the technical architecture of our platform, ensuring scalability, maintainability, and robustness as the product evolves. * Security & Compliance: Implement and enforce best practices to guarantee the security and integrity of sensitive health data, in line with healthcare regulations. WHAT YOU BRING * Bachelor's degree in Computer Science or equivalent professional experience * +5 years of professional experience as a Back-end Developer * +2 years of hands-on experience in Python * Experience with Django, including Django REST framework * Experience with relational databases, such as PostgreSQL * Strong understanding of software architecture principles and design patterns * Strong problem-solving and debugging skills * Ability to work independently and collaboratively in a fast-paced startup environment * Strong communication skills and the ability to explain complex technical concepts to non-technical stakeholders * Languages: French and English Nice-to-Have: * Experience with Google Cloud Platform * Interest in Cybersecurity * Interest in DevOps * Previous startup experience * Experience with HIPAA compliance and health care systems Dreem Health / Sunrise is an Equal Opportunity Employer. We welcome people of all backgrounds and are committed to building a workplace where everyone feels included and respected. We do not tolerate discrimination or harassment of any kind.