Senior Backend Engineer
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Job Description
Senior Backend Engineer building secure, scalable AI microservices and APIs. Supporting banking and insurance clients with fraud prevention, AML, KYC, and automation solutions.
Responsibilities:
- Design and build highly scalable, resilient, and secure microservices
- Design and build RESTful and GraphQL APIs
- Integrate business databases, third-party services, and legacy platforms with advanced AI engines
- Optimize backend service latency and resource allocation for real-time AI model hosting and inference
- Implement enterprise-grade authentication, role-based access control (RBAC), and rate-limiting protocols
- Establish and uphold coding standards
- Write comprehensive integration tests
- Conduct code reviews
- Partner with AI engineers to deploy model weights and microservices within unified Docker environments
- Integrate applications with cloud-hosted services and APIs
- Help deliver AI, automation, AML, KYC, fraud-prevention, and advanced-analytics solutions for banking and insurance clients across Europe
Requirements:
- 5–10 years of experience in backend/platform engineering
- Strong proficiency with Python and/or Node.js
- Expertise in building scalable, resilient, and secure cloud applications
- AWS required; Azure a plus
- Experience designing/implementing authentication, RBAC, and security best practices
- Hands-on experience with Git, CI/CD pipelines, and automated testing
- Prior engagement in large-scale enterprise environments and mission-critical systems
- Excellent communication skills in English
- Experience in fintech or financial services is nice to have
- Full-time availability, 40 hours/week
- Openness to an individual contractor or B2B work arrangement
- Availability to work remotely or in a hybrid arrangement
Benefits:
- Paid Time Off (PTO) provided
- Remote/Hybrid work
- Individual Contract or B2B arrangement
- Paid in USD
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