Senior Software Engineer, Python

🔥 0 minutes ago

🇵🇱 Poland – Remote

💵 zł20.5k - zł30k / month

⏳ Contract/Temporary

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 2%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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CodiLime

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2011

🤝 B2B

📡 Telecommunications

🔧 Hardware

B2B • Telecommunications • Hardware

CodiLime is a software and network engineering services company that partners with networking hardware vendors, software providers, and telecommunications firms to create proofs-of-concept, develop new products, and support production environments. Founded in 2011 and grown to 300+ employees, the company specializes in network automation, low-level systems programming, observability, DevOps, and cybersecurity, serving clients worldwide (US, Japan, Israel, Europe). CodiLime primarily operates as a B2B service provider to tech startups and large industry players.

📋 Description

• Design, build, and maintain the software product and underlying libraries • Build a self-service product with actionable errors, predictable behavior, and customer-completable workflows • Decide what capabilities should be generalized versus built once • Own and lead technical initiatives from design document through release • Act as the technical counterpart to surrounding teams and raise dependencies early and in writing • Maintain appropriate test coverage and help shape the overall testing strategy • Apply AI-assisted engineering practices across the entire SDLC • Contribute to architecture and design decisions as the solution scales • Propose and help ship product improvements beyond core delivery work • Co-develop a unified network security management platform and automate conversion and onboarding of network security configurations

🎯 Requirements

• 7+ years professional experience with modern Python • Experience building and maintaining software products for external customers • Experience owning an architecture end to end, including aligning teams without direct authority • Hands-on, everyday use of AI coding tools in the engineering workflow • Solid testing experience and ability to choose the right testing strategy • Experience building and maintaining integrations or API clients • Experience with data modeling and transformation, including parsers, intermediate representations, or schema-driven conversion • Fluency with Pydantic and strict static typing (mypy or equivalent) • CI/CD experience • Comfortable in a fast-paced, customer-driven environment • Very good command of English, minimum B2, ideally C1, spoken and written • Experience with workflow or orchestration engines such as Temporal • Experience with Docker and Kubernetes • Experience with SQLAlchemy or ORM-based data modeling • Experience with migration, import, or ETL-style tooling • Experience with asynchronous Python • Experience with XML at scale or grammar-based configuration parsing such as TextFSM • Experience with Go • Experience with observability tooling such as OpenTelemetry, Prometheus, or Grafana • Experience with modern Python packaging and tooling such as uv and ruff • Working understanding of TCP/IP, VLAN, NAT, ACL, firewalls, and routing

🏖️ Benefits

• Flexible working hours and approach to work: fully remotely, in the office or hybrid • Professional growth supported by internal training sessions and a training budget • Solid onboarding with a hands-on approach • A great atmosphere among professionals who are passionate about their work • The ability to change the project you work on