keleya is an innovative FemTech startup based in Berlin that offers expectant and new parents high-quality support and resources to help them enjoy a healthy and happy pregnancy, birth, and parental leave.

Our mobile app is unique in its combination of a personalized pregnancy calendar, a health tracker, and a selection of workouts, recipes, and a midwife chat for expectant and new mothers—much of it covered by health insurance at no cost to users. Since our founding in summer 2017, we have been working on our mission with passion, agility, and team spirit and have already supported over 600,000 women.

Tasks

• Own and evolve backend & cloud architecture – Design, build, and operate scalable, reliable backend systems using Node.js/TypeScript on AWS, ensuring best practices across infrastructure, security, and performance.
• Lead infrastructure automation and delivery excellence – Drive the transition to Infrastructure as Code (Terraform) and optimize CI/CD pipelines (GitHub Actions) to enable fast, safe, and repeatable deployments.
• Provide technical leadership and cross-functional guidance – Mentor backend engineers, uphold high code quality standards, and clearly communicate architectural trade-offs to product, frontend, and non-technical stakeholders.

Success in the first 6 months looks like:

1. Infrastructure Health & Optimization: Conduct a comprehensive audit of our AWS environment to identify opportunities for scalability, cost-efficiency, and security improvements.
2. Modernization: Creation of a roadmap to migrate core infrastructure to a manageable "Infrastructure as Code" stack.
3. Delivery & Mentorship: actively leading the technical delivery of key product features while mentoring the backend team on code quality.

Requirements

Core Requirements

• AWS Cloud Infrastructure: Proficiency with managing core services (VPC, RDS, ECS, S3) following industry best practices.

• Infrastructure as Code (IaC): Proven experience with tools like Terraform to lead our transition from manual setup to automated, reproducible infrastructure.

• Backend Architecture: Deep experience designing reliable, scalable applications using TypeScript and Node.js.

• CI/CD Automation: Experience optimizing build and deploy pipelines (specifically GitHub Actions).

• Communication: Ability to explain complex architectural trade-offs to non-technical stakeholders clearly.

Nice To Have

• ISO27001 Experience: Familiarity with security controls and compliance standards.
• React/Frontend Awareness: Ability to understand the needs of our Web and Mobile (React Native) developers.
• German language skills are a plus

Benefits

• Opportunity to work on meaningful digital health solutions impacting lives globally.
• Flexible working arrangements and a supportive team environment.
• Professional growth opportunities through learning and mentorship programs.
• Competitive salary and benefits package.
• Hybrid work model from home and at our office in Berlin-Mitte.
• 3 months remote work from anywhere in the world per year.
• 30 vacation days.
• Urban sports club membership.

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