
CDI - ai Senior Backend Engineer - Sbs - Paris H/F - SBS
- Courbevoie - 92
- CDI
- Télétravail accepté
- SBS
Les missions du poste
SBS is a global financial technology company that's helping banks and the financial services industry to reimagine how to operate in an increasingly digital world. SBS is a trusted partner of more than 1,500 financial institutions and large-scale lenders in 80 countries worldwide, including Santander, Societé Generale, KCB Bank, Kensington Mortgages, Mercedes-Benz, and Toyota FS. Its cloud platform offers clients a composable architecture to digitize operations, ranging from banking, lending, compliance, to payments, and consumer and asset finance. With 3,400 employees in 50 offices, SBS is recognized as a Top 10 European Fintech company by IDC and as a leader in Omdia's Universe : Digital Banking Platforms. SBS is headquartered in Paris, France.Job Description
Join our team as a Senior Backend and play a pivotal role in evolving a robust, document-centric AI platform. Our system orchestrates asynchronous AI/ML pipelines, integrates state-of-the-art models (NLP, LLMs, OCR), and powers advanced knowledge workflows for enterprise users. You will lead architectural evolution, drive rapid AI/ML feature integration, and champion system observability and resilience.
Key Responsibilities
- Architect, implement, and optimize scalable backend services (Python/FastAPI) supporting asynchronous, document-driven AI/ML pipelines.
- Integrate and operationalize new AI/ML models (NLP, LLMs, OCR, etc.), ensuring seamless deployment, versioning, and monitoring.
- Enhance system observability, reliability, and fault tolerance across distributed services and background job managers.
- Lead efforts to scale ingestion, processing, and retrieval of large document corpora, leveraging advanced storage and indexing strategies.
- Collaborate with product and research teams to rapidly prototype and productionize new AI/ML features and document-centric workflows.
- Identify and address architectural bottlenecks, technical debt, and opportunities for system modularization and performance improvement.
- Mentor engineers, establish best practices, and foster a culture of technical excellence and continuous improvement.
Le profil recherché
Key Qualifications & Skills
- 6+ years of backend engineering experience, with deep expertise in Python (FastAPI, asyncio, SQLAlchemy) and distributed systems.
- Proven track record scaling asynchronous AI/ML pipelines and integrating diverse models (NLP, LLMs, OCR, etc.) into production systems.
- Strong knowledge of containerization (Docker), orchestration (Kubernetes), and cloud-native deployment patterns.
- Experience with observability stacks (logging, metrics, tracing) and designing for high availability and graceful degradation.
- Advanced understanding of document storage, retrieval, and indexing (e.g., MinIO, Postgres, vector DBs).
- Familiarity with authentication/authorization (JWT, OAuth, Keycloak) and secure API design.
- Excellent communication skills and a passion for mentoring and technical leadership.