Company

SaaS

SeniorBackendEngineer(ProductTeam)

€75–105k ~AI est. Germany FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Backend Engineer (Product Team). Skills: Backend development, Python, API design, Data pipelines. Develop backend services. Maintain backend services”

Industry & Context.

SaaS
Problems you'll solve

Problem-solving skills

What They're Looking For.

Must Have

5+ years backend software development, 3+ years asynchronous Python, Proficiency in FastAPI, Solid experience relational databases, SQL skills, Experience with ORM frameworks, Hands-on experience NoSQL databases, Experience with messaging systems, Understanding unit testing practices, Experience distributed systems, Upper-intermediate English proficiency

Nice to Have

Experience with NLP, Experience with LLM-based systems, Experience with AI-powered features, Experience building LLM applications, Experience integrating LLM applications, Familiarity with vector databases, Familiarity with modern AI storage, Experience with data pipelines, Experience with orchestration tools, Exposure to AWS, Exposure to cloud environments, Experience in R&D, Experience in experimental engineering

What You'll Do.

Develop backend services

Maintain backend services

Optimize backend services

Design systems for automating user interactions

Implement systems for automating user interactions

Build data processing pipelines

Enhance data processing pipelines

Contribute to AI-powered features

Support internal APIs

Improve internal APIs

Design scalable architectures

Design secure architectures

Design testable architectures

Design well-documented architectures

Improve system-wide architecture

Ensure consistency across services

Modernize legacy services

Ensure stability of legacy services

Ensure performance of legacy services

Partner with platform teams

Partner with DevOps teams

Ensure smooth deployments

Ensure reliable system operations

Apply engineering best practices

Apply coding standards

Apply testing strategies

How You'll Work.

Team & Collaboration

Engineering peers; Platform teams; DevOps teams

Full Job Description

## Accountabilities Develop, maintain, and optimize backend services that power core product features related to app ratings, reviews, and performance analytics. Design and implement systems for automating user interactions with customer reviews, including tagging, response workflows, and reporting capabilities. Build and enhance data processing pipelines to generate insights from large-scale user feedback and app store data. Contribute to AI-powered product capabilities, including semantic analysis, text summarization, and intelligent automation features. Support and improve internal and public APIs connected to core platform data entities. Design scalable, secure, testable, and well-documented backend architectures. Collaborate with engineering peers to improve system-wide architecture and ensure consistency across services. Work with and modernize legacy services while ensuring stability and performance. Partner with platform and DevOps teams to ensure smooth deployments and reliable system operations across environments. Apply engineering best practices, coding standards, and testing strategies to maintain high-quality software delivery. Requirements 5+ years of professional experience in backend software development. 3+ years of experience working with asynchronous Python (asyncio). Strong proficiency in FastAPI for building scalable API services. Solid experience with relational databases such as MySQL or PostgreSQL, including strong SQL skills. Experience working with ORM frameworks, preferably SQLAlchemy. Hands-on experience with NoSQL databases such as MongoDB. Experience with messaging systems such as RabbitMQ or Kafka. Strong understanding of unit testing practices, particularly using Pytest. Experience working in distributed systems and scalable backend architectures. Upper-intermediate or higher level of English proficiency. Strong problem-solving skills, attention to detail, and ability to work in a fast-paced product environment. Nice to have: experie

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