Backend Engineer
Core
Design, build, and evolve scalable, reliable, and secure backend systems for financial products, utilizing AI-assisted development tools.
Role type
Senior Backend Engineer (Financial Systems)
Builds
Scalable backend services, APIs, and financial workflows
Domain
Fintech / Backend Engineering
Deliverable
production ML models | product features
Required skills
Node.js, TypeScript, Express.js, PostgreSQL, AWS, distributed systems, API design, automated testing, observability, AI-assisted development
Preferred skills
Python, FastAPI/Django, event-driven architectures, Terraform/CloudFormation, high-volume transactional systems, DDD/Clean Architecture, LLMs/tool calling
Technologies
Node.js, TypeScript, Express.js, PostgreSQL, AWS, Terraform, CloudFormation, Datadog, Sentry, FastAPI, Django, Python
Responsibilities
Design and optimize PostgreSQL schemas and queries; Build reliable financial workflows with idempotency and concurrency strategies; Design and maintain REST APIs and integrations; Investigate production incidents and perform root-cause analysis; Contribute to architectural decisions and technical design; Improve production visibility through logging, metrics, and tracing; Use AI-assisted tools to improve development speed and productivity.
Seniority
Senior, hands-on IC
