Senior Backend Engineer (Python / Fastapi) - Roche

Jobrapido
Barcelona, Spain
3 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours

Tech stack

Clean Code Principles Application Programming Interfaces (APIs) Amazon Web Services Amazon S3 Automation of Tests Cloud Computing Cloud Engineering Software Quality Databases Continuous Integration Python (Programming Language) PostgreSQL
+11 more
Software Engineering SQLAlchemy Data Processing Infrastructure as Code (IaC) Backend Fastapi Pytest AWS Fargate Front End Software Development Api Design Restful APIs

Job description

OverviewObtenga más información sobre las tareas generales relacionadas con esta oportunidad a continuación, así como sobre las habilidades requeridas.In this Backend Python Engineer role, you will build robust, scalable APIs and services powering Roche Diagnostics Solutions’ digital products.You’ll work closely with frontend and data science teams to design backend infrastructure for complex bioinformatics and ML data, and you’ll scale cloud-native solutions on AWS.Your contributions will improve data processing, storage, and production readiness across large biomedical datasets.This is a collaborative, impact-driven opportunity within a mission to accelerate diagnostics and personalized healthcare.ResponsabilidadesDesign, build, and maintain high-performance asynchronous backend services and robust RESTful APIsArchitect, deploy, and manage scalable secure cloud infrastructure using Infrastructure as Code (IaC)Design efficient database schemas, manage data relationships, perform migrations, and optimize massive query performanceBuild and maintain data pipelines to ingest and process large volumes of structured and unstructured scientific dataChampion engineering excellence through clean code, automated testing, and reliable CI/CD pipelinesCollaborate with UX/Frontend and Data Scientists to integrate APIs and productionize ML modelsRequisitos principales5+ years of software engineering experience with PythonStrong API design and RESTful systems experienceRelational database familiarity, data modeling, xqysrnh migrations, query optimizationExperience building and managing scalable cloud infrastructure with IaCFocus on code quality, automated testing, and CI/CDAbility to work end-to-end in ambiguous environmentsHands-on with FastAPI, PostgreSQL, SQLAlchemy, Alembic, AWS (S3, Aurora, Fargate, Lambda, CDK), pytest, NumPyproactivecollaborativeanalytical mindsetPythonRESTful APIsCloud infrastructure

Requirements

This is a collaborative, impact-driven opportunity within a mission to accelerate diagnostics and personalized healthcare.ResponsabilidadesDesign, build, and maintain high-performance asynchronous backend services and robust RESTful APIsArchitect, deploy, and manage scalable secure cloud infrastructure using Infrastructure as Code (IaC)Design efficient database schemas, manage data relationships, perform migrations, and optimize massive query performanceBuild and maintain data pipelines to ingest and process large volumes of structured and unstructured scientific dataChampion engineering excellence through clean code, automated testing, and reliable CI/CD pipelinesCollaborate with UX/Frontend and Data Scientists to integrate APIs and productionize ML modelsRequisitos principales5+ years of software engineering experience with PythonStrong API design and RESTful systems experienceRelational database familiarity, data modeling, xqysrnh migrations, query optimizationExperience building and managing scalable cloud infrastructure with IaCFocus on code quality, automated testing, and CI/CDAbility to work end-to-end in ambiguous environmentsHands-on with FastAPI, PostgreSQL, SQLAlchemy, Alembic, AWS (S3, Aurora, Fargate, Lambda, CDK), pytest, NumPyproactivecollaborativeanalytical mindsetPythonRESTful APIsCloud infrastructure

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Good distractions

Talks and stories from around this role — technically off-topic, practically not.

1:52 min

Structuring and scaling the backend engineering team

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

4:36 min

Hiring passionate software engineers to tackle unprecedented scaling challenges

Dana Lawson Dana Lawson +1 · World Congress 2026 Europe

3:05 min

Tagging and organizing execution scenarios with pytest markers

Florian Bruhin · World Congress 2021

3:33 min

Connecting frontends via a FastAPI proxy backend layer

Saoussen Chaabnia Saoussen Chaabnia · Europe 2026 Virtual

1:38 min

Transitioning into backend engineering from web development

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

1:55 min

Hiring backend developers with strong cultural fit

Stefan Lingler Stefan Lingler +1 · Coffee With Developers

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