English-speaking MongoDB jobs in Berlin

Staff Engineer – Search

Berlin

Hybrid Full-time Lead

Multilingual search (analyzers, language detection, cross-language retrieval) Query understanding: rewriting, expansion, typeahead and spell correction Prompt-injection and data-poisoning awareness in RAG systems Experience with …

RAG, LLM, Kotlin, Java, OpenSearch, MongoDB

Staff Engineer - Search

Berlin

Hybrid Full-time Senior

Proven Staff Engineer or Technical Lead track record with leadership skills; experience building production search or retrieval systems. Also multilingual search, query understanding, RAG prompt-injection awareness, and LLM …

RAG, LLM, Kotlin, Java, OpenSearch, MongoDB

(Senior) Software Engineer (m/f/d)

Berlin

Hybrid Full-time Senior

5+ YOE 5+ years hands-on C# and .NET with cloud-based applications; strong microservices, REST API, Docker/Kubernetes and CI/CD knowledge; relational and NoSQL databases; unit and integration testing; fluent English. Infrastructure as …

C#, .NET, Microservices, REST, Docker, Kubernetes

Senior Frontend Engineer - Shipment

Berlin

Full-time Senior

TypeScript, React, Node.js, MongoDB, Elasticsearch, Kubernetes

Senior Engineer, Retail Media / AdTech Solutions (m/f/d)

Berlin

Remote Full-time Senior

1+ YOE Strong hands-on skills in JavaScript/TypeScript, Node.js, React, and modern web technologies. Deep experience building scalable microservices and frontend applications in cloud-native environments. Familiarity with AdTech or …

JavaScript, Node.js, React, Microservices, Agile, Next.js

Staff Engineer, Retail Media / AdTech Solutions (m/f/d)

Berlin

Remote Full-time Lead

You bring extensive software engineering experience, including experience operating as a Staff, Principal, Tech Lead, or similar technical leadership role. You have strong expertise in backend engineering, distributed systems, …

Node.js, TypeScript, JavaScript, Microservices, React, Next.js

Platform Engineer

Berlin

Full-time

CI/CD, SRE, Kubernetes, GKE, Grafana, Sentry

Junior Software Engineer - Data

Berlin

On-site Full-time Junior

Strong Python and SQL. You use AI tools to move faster, and you still verify the output. Proof of depth as an engineer: a degree in computer science or a related field, internships, open-source work, a thesis, or a system you …

Python, SQL, PostgreSQL, MongoDB, Apache Kafka, dbt

Senior DevOps Engineer (Ground Stations)

Berlin

Hybrid Full-time Senior

Experience owning a platform or critical infrastructure area end to end, including its architecture decisions and trade-offs Extensive hands-on experience designing and operating production environments on AWS, including IAM, …

AWS, IAM, Terraform, Kubernetes, Helm, CI/CD

Staff Product Engineer

Berlin

Full-time Lead

8+ YOE 8+ years of professional software development, delivering production systems end to end. Fluent in TypeScript or Python, or able to get there quickly. 5+ years leading the design and architecture of large-scale production systems …

TypeScript, Python, LLM, RAG, ISO 27001, SAP

Senior C# Developer (m/f/d)

Berlin

Hybrid Full-time Senior

Several years of hands-on experience in C#/.NET development (.NET 7, 8, 9, 10). Experience designing, developing, and maintaining microservices-based architectures. Solid experience with MongoDB or comparable NoSQL databases. …

C#, .NET, Microservices, MongoDB, Apache Kafka, RabbitMQ

Senior Fullstack Engineer, Node.js & React.js (m/f/d)

Berlin

Hybrid Full-time Senior

You demonstrate seniority through impact, ownership, and sound technical judgment. You are comfortable working independently on complex tasks while aligning with the broader team architecture. You have strong experience building …

Node.js, TypeScript, REST, Docker, Kubernetes, CI/CD

Backend Engineer

Berlin

Remote Full-time Mid

3+ YOE We are looking for an engineer who runs what they build, and builds things that keep running. You have operated real production systems in a small, fast-moving company, and people trust you with them. Typically, your profile will …

Python, JavaScript, TypeScript, Apache Airflow, Dagster, PostgreSQL

(Senior) Software Engineer (Customer Identity) (m/f/d)

Berlin

Hybrid Full-time Senior

5+ YOE You will be a strong fit if you have At least 5 years of professional experience with .NET/C# development. Strong expertise in RESTful APIs and backend service design. Experience with microservices architecture, distributed …

.NET, REST, Microservices, Azure, Docker, CI/CD

Senior Software Engineer (Fullstack) - Merchant EMEA

Berlin

Remote Full-time Senior Visa sponsorship Relocation support

Experience in one or more of the following areas would be a plus: Merchant-facing or internal operational tools. Analytics, recommendations, or decisioning systems. Grocery, retail, restaurants, logistics, or marketplace …

Apache Kafka, AWS, Kubernetes, Docker, Go, Kotlin

Product Engineer

Berlin

On-site Full-time

Strong skills in Node.js, TypeScript, and React, with an instinct for patterns that move fast without creating debt—clean service boundaries, event-driven architectures, thin abstractions that are easy to replace Experience with …

Node.js, TypeScript, React, MongoDB, Datadog, LLM

Staff Engineer - Fullstack - Actions

Berlin

Hybrid Full-time Lead

React, JavaScript, TypeScript, Tailwind CSS, CSS, Kotlin

Senior Software Engineer

Berlin

Full-time Senior

7+ YOE 7+ years of experience as a software engineer Experience in Typescript, Node (ideally NestJS); or experience with comparable frameworks in other languages, and a willingness to learn and code in Typescript Experience with …

TypeScript, NestJS, Microservices, Kubernetes, Google Cloud, ISO 27001

Backend Engineer

Berlin

On-site Full-time

TypeScript, Node.js, NestJS, Jest, GraphQL, REST

Site Reliability Engineer

Berlin

Full-time Senior

5+ YOE Minimum of 5+ years working experience in Software Development and/or Linux Systems Administration role. Strong interpersonal, written and verbal communication skills. Available to be scheduled in on-call rotation. Skills & …

Linux, Python, Bash, Go, Java, C++

Senior Service Reliability Engineer

Berlin

Full-time Senior

7+ YOE Minimum of 7+ years working experience in Software Development and/or Linux Systems Administration role. Strong interpersonal, written and verbal communication skills. Available to be scheduled in on-call rotation. Skills & …

Linux, Python, Bash, Go, Java, C++

Database Administrator (DBA)

Berlin

Remote Full-time Mid Relocation support

4+ YOE Around 4+ years of experience as a Database Administrator (DBA) or similar role. Expertise in relational databases (PostgreSQL, MySQL, SQL Server) and/or NoSQL databases (MongoDB, Redis, Cassandra, DynamoDB). Strong knowledge of …

PostgreSQL, MySQL, SQL, SQL Server, MongoDB, Redis

Staff Software Engineer

Berlin

Full-time Lead

10+ YOE A seasoned technical leader (typically 10–12+ years) with a track record of org-level or industry-level impact. Deeply experienced in enterprise-scale systems and multi-team architecture leadership. Equally comfortable flying …

ISO 27001, SAP, TypeScript, Node.js, React, Python

Senior Software Engineer — Real-Time Ad Serving

Berlin

Hybrid Full-time Senior

5+ YOE

C++, Lua, Go, Rust, Java, MongoDB

Fullstack Developer for PowerUs

Berlin

Remote Full-time Mid

3+ YOE Must have requirements Bachelor's or Master's degree in Computer Science / Engineering or related fields Great skill in analytical thinking Self-motivated and communicative At least 3 years of total experience working on backend …

Angular, TypeScript, MongoDB, Jest, Docker, Agile

Senior FullStack Developer / DevOps for PowerUs

Berlin

Remote Full-time Senior

3+ YOE Bachelor's or Master's degree in Computer Science / Engineering or related fields Great skill in analytical thinking Self-motivated and communicative At least 3 years of total experience working on backend and frontend Experience …

Docker, Angular, TypeScript, MongoDB, Jest, Agile

Software Engineer

Berlin

Full-time Senior

5+ YOE Advanced knowledge of Meteor, Blaze, and MongoDB At least 5 years of experience in software development, and a minimum of 2 years with JavaScript Experience working with at least one long term (2+ years) Meteor + Blaze production …

MongoDB, JavaScript, React, TypeScript