Senior Software Developer - Python Porto

Overview

We are looking for a Senior Software Developer - Python, to integrate the team of our client – a company in the automation and industry sector.

Responsibilities

• Own system architecture for reliable, observable, and maintainable edge services;
• Set engineering standards (design reviews/RFCs, coding guidelines, test strategies, CI quality gates) and act as a mentor and role model for junior engineers;
• Design clean interfaces with backend services (g
  RPC/REST, schemas, versioning, authentication, timeouts, retries, idempotency);
• Ensure testability, determinism, and reproducibility; drive unit, integration, and
  -
  - end test strategies with meaningful coverage;
• Drive performance & reliability through profiling, tracing, and
  - driven improvements (latency, throughput, error budgets);
• Collaborate
  - functionally with Backend, Dev
  Ops, QA, and Product teams to design and deliver robust, evolvable solutions in production.

Qualifications

• Academic background in Information Systems or other similar area will be valued;
• Previous 07 years of experience in software engineering, preferably with more than 03 years of
  - on Python;
• Strong grasp of software design principles (SOLID, modularity, cohesion/coupling, DDD-lite where helpful);
• Proven experience in software architecture for services: clean layering, clear contracts, configuration management, and observability (metrics/logs/traces);
• Testing excellence, building pragmatic test pyramids, using fixtures/mocks,
  - based tests where appropriate, and CI pipelines with quality gates;
• Expertise in backend communication, namely with API design, schema/contract versioning, and resilience patterns (circuit breakers, retries, backoff);
• Strong Linux proficiency (process model, networking basics, filesystems, permissions) and comfort with CLI tooling;
• Excellent documentation & communication skills, clear design docs, ADRs/RFCs,
  - signal code reviews, mentoring by example;
• Fluency in English (both written and spoken).

Sounds like you? Send us your CV and let’s talk!