Python Backend Engineer

Posted: 1 week ago• Recruiter recently active

Hires remotely in

Remote Work Policy

Remote only

Company Location

Visa Sponsorship

Not Available

RelocationAllowed

Skills

Python

SQL

Metrics

Flask

Debugging

Profiling

REST

WSGI

Aiohttp

Graceful Degradation

Distributed Tracing

ASGI

FastAPI

Rate Limiting

Background Jobs

Caching Strategies

Structured Logging

Retries

Backoff

Event-Driven Processing

Timeouts

Load Handling

About the job

Role: Python Backend Engineer

Duration: contract

Location: Canada (remote)

Job Description:

5+ years designing, building, and maintaining production backend services at scale. 10+ years if Lead level engineering candidate.
Expert-level Python for server-side development; solid grasp of at least one web/async framework (e.g. aiohttp, FastAPI, Flask) and the WSGI/ASGI model.
Service and API design: REST (and/or gRPC), request/response and streaming patterns, pagination, versioning, idempotency, and backward-compatible contracts.
Data layer: SQL and data modelling, query optimization and indexing, transactions, connection pooling; experience with relational, warehouse (Snowflake), and NoSQL/key-value (DynamoDB) stores.
Server-side patterns: caching strategies, background jobs/workers, queues and event-driven processing, rate limiting, retries/backoff, and timeouts.
Performance & reliability: profiling, load handling, latency/throughput trade-offs, graceful degradation, and designing for failure.
Observability: structured logging, metrics, distributed tracing, and debugging live production issues.