Backend Developer Lead

Role & responsibilities

Design end-to-end backend systems with a focus on scalability, resilience, and maintainability

• Define service boundaries, data ownership, and communication patterns

• Select and apply appropriate architecture patterns: o Modular monoliths o Microservices o Event-driven systems o Layered and hexagonal architectures

• Drive trade-off decisions (performance vs cost vs complexity)

• Produce architecture diagrams, ADRs, Data Flow Diagrams and technical design documents.

Preferred candidate profile

• 10+ years of backend/software engineering experience

• 3+ years of production experience with FastAPI

• Expert-level Python knowledge

• Strong experience with: o Relational databases (PostgreSQL/MySQL) o At least one NoSQL datastore

• Deep understanding of: o Backend architecture patterns o Design patterns (GoF, SOLID, DDD concepts) o Distributed systems fundamentals

• Experience designing and evolving large-scale systems

• Practical experience with cloud services and deployments

• Proven ability to lead technical decisions and architecture discussions