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Duna
At Duna, we see the company as the second product we're building and are continually working to create a transparent, ambitious culture. We want this to be the place where you do your best work. Our mission is to redefine identity for the global economy. We're backed by world-class investors including CapitalG and Index Ventures, as well as founders and executives from companies like Stripe, Adyen, Notion, Remote, Qonto, Framer, Anthropic, Mollie, OpenAI and Goldman Sachs. Duna's infrastructure is part of the product. Enterprise customers buy our reliability, security posture and auditability, not just our features. Since your role with us will rarely fit a job description, we only wrote a crisp overview. WHAT YOU'LL BE DOING IN THIS ROLE Own and harden our platform: AWS, Kubernetes, Postgres, infrastructure as code, CI/CD, observability and incident response Make security the default, with least privilege, secrets management and tenant isolation built into the platform instead of bolted on later Turn our SOC 2 and ISO 27001 commitments into controls and evidence that are automated, not a yearly scramble Turn recurring operational toil into self-service systems that engineers actually adopt, from preview environments to internal access Help Duna run AI agents in engineering safely, with the sandboxes, guardrails and human checkpoints that make it possible Take calm ownership of incidents, and make sure the system gets better afterwards, not just the moment WHAT WE'RE LOOKING FOR Deep, hands-on experience with AWS (or comparable), Kubernetes, infrastructure as code, CI/CD and observability Real security engineering skills: you turn least privilege and auditability requirements into working systems Comfort with the enterprise IT side of a startup, from certifications and customer security reviews to identity and device management High agency in ambiguity, turning a vague problem into a shipped plan Pragmatic judgement about when to harden, when to simplify and when t…
Posted 13 Oct 2026
About HappyRobot HappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don't just communicate through voice and email - they make decisions, take action, and run operations autonomously across entire enterprise systems. Born in Y Combinator (S23) and backed by a16z, Base10, Prysm Capital and Eurazeo with over $200M raised, we power critical operations for global enterprises worldwide. Our platform is battle-tested in the most demanding environments, where AI has real consequences. We started in logistics, built our own voice stack, models, and orchestration layer from the ground up, and are now bringing that infrastructure to every enterprise that runs the real economy. Learn more about our vision in our manifesto. About the Role As a Customer Support Engineer , youʼll be on the front lines of our customer experience. Youʼll work directly with customers to quickly triage issues, debug problems, and ensure theyʼre getting the most out of HappyRobotʼs AI platform. This role is a hybrid between technical support and customer engineering: youʼll diagnose issues, design and test quick solutions, and collaborate closely with both engineering and product teams to make our platform even stronger. Youʼll also apply prompt engineering skills to help customers fine-tune their AI workers, ensuring accuracy, reliability, and speed across real-world logistics workflows. This role is ideal for someone with strong technical fundamentals who wants to grow into a more senior customer engineering or product-facing position over time. Tech Profile Comfortable Full-Stack: Python, React, TypeScript, Node.js. Experience managing APIs and integrations with third-party systems. Some exposure to infrastructure and cloud deployments. Familiarity with LLM prompting and tuning of voices/transcribers; eager to experiment and iterate. Strong debugging and problem-solving skills — quick at identifying the root cause of issues. Must Have Excellent …
Posted 13 Oct 2026
About Us Nopan is a payment performance platform built by former merchants, focused exclusively on account and wallet payment methods. We help large merchants, fintechs, and PSPs turn payments into measurable revenue drivers. We are payments nerds who are excited about global changes happening in the industry and we want and know how to make it better. In just 18 months, we secured our license from the Dutch Central Bank, formed partnerships with Europe's major payment schemes, including becoming a Principal Member of EPI/Wero, and went live with initial customers. Backed by leading investors, we are now scaling to become the default performance layer for account and wallet payments in Europe. If you're excited about solving big problems and creating something from the ground up, this is the place for you. What You’ll Do Collaborate closely with the founding team to define, design, and implement the core product. Contribute to product strategy and roadmap discussions, bringing your technical expertise to the table. Take ownership of entire features from conception to deployment, and iterate based on user feedback. Set up and maintain the tech infrastructure, including cloud services, databases, and CI/CD pipelines. Set up data storage solutions and ensure data integrity and security. Optimize system performance and scalability to support a growing user base. What We’re Looking For 5+ years of experience in backend development with a strong command of Java and related frameworks (e.g., Spring Boot). Proven experience deploying and managing applications on AWS, utilizing services such as EC2, S3, RDS, Lambda, and others. Hands-on experience with Kubernetes for orchestrating containerized applications in production environments. Solid understanding of microservices architecture, RESTful APIs, and database management (SQL/NoSQL). Experience with CI/CD pipelines, automation, and infrastructure as code (e.g., Terraform, CloudFormation). Strong problem-solving skills, wit…
Posted 13 Oct 2026