We’re looking for a Mid-Senior Backend Engineer to join our team, further developing a core domain responsible for delivering and managing all our app content. Your first project will be a focused migration effort—migrating schema, transforming data, re-implementing core rendering logic, and laying the foundation for future-proof, AI ready API-driven content delivery.

Work at Exadel – Who We Are

We don’t just follow trends—we help define them. For 25+ years, Exadel has transformed global enterprises. Now, we’re leading the charge in AI-driven solutions that scale with impact. And it’s our people who make it happen—driven, collaborative, and always learning.

About Our Customer

Germany’s most popular learning platform for school and training, with over 2 million users monthly. Now, the Client is increasingly active in the training and further education sector, partnering with over 200 companies such as Deutsche Bahn, Sparkasse, Brillux, DIHK, and many more.

Project Tech Stack

Node.js, TypeScript, Terraform, GCP, Firestore, Algolia

Requirements

5+ years of backend engineering background, using Node.js with Typescript and clean architecture
Strong experience with NoSQL (Firestore) and relational databases (PostgreSQL/MySQL)—especially schema migration and transformation tasks
Understanding of API design, caching, and high-performance content delivery
Comfort with asynchronous, event-driven systems (e.g., via Pub/Sub or webhooks)
Familiarity with DevOps practices and infrastructure automation (e.g., CI/CD, Terraform, Docker)

Nice to Have

Experience working with Python, practical experience with headless CMS platforms and their customization capabilities, Algolia, CDN caching strategies, integrating AI tools and pipelines

English level

Intermediate+

Responsibilities

Execute the technical migration of our CMS from Firestore to a headless CMS, including schema design, data transformation, and import tooling
Re-implement core functionality currently handled in our content-renderer microservice (e.g., asset enrichment, topic structuring, story rendering)
Design and implement CMS lifecycle hooks or webhooks to support downstream systems and custom functionality, e.g. search indexing with Algolia
Define and implement a caching strategy suitable for read-heavy production traffic
Collaborate closely with our Backend Lead to validate designs, review code, and ensure alignment with architectural goals

Advantages of Working with Exadel

Exadel is a global company, and benefits can vary depending on your location and contract type. Your recruiter will provide specific information about the benefits available to you.

International projects
In-office, hybrid or remote mode
Medical healthcare
Recognition program
Professional & personal development opportunities
Foreign languages classes
Well-being program
Corporate events
Sports compensation
Referral program
Equipment provision
Paid vacation & sick days

Dear candidate, our recruiters only use email addresses with the Exadel domain: @exadel.com. Please be cautious of potential scams. For more details please visit