New

Middle/Senior Software Engineer (Node.js, GCP)

Poland

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 

Legal & Hiring Information

  • Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more
  • Reasonable accommodations are available to enable individuals with disabilities to perform essential functions
  • Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs 

Your Benefits at Exadel

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

  • International projects
  • In-office, hybrid, or remote flexibility
  • Medical healthcare
  • Recognition program
  • Ongoing learning & reimbursement 
  • Well-being program
  • Team events & local benefits 
  • Sports compensation
  • Referral bonuses
  • Top-tier equipment provision

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