Software Security Backend Engineer(Python)

Role Software Security Engineer Backend(Python)

Location Krakow Poland(2-3 days work from office in a week)

6 Months contract(B2B or Sub-Con)

Rate: 180 PLN per hour

Experience: 8+ years

Skills: Python, Django, Node.js, TypeScript, GCP, Kubernetes (GKE), Terraform, PostgreSQL, OAuth2/OpenID Connect, Backend Development

Responsibilities:

• Design develop and maintain secure backend services and cloudnative applications
• Drive Engineering Excellence initiatives across Software Security platforms
• Deliver productionready code and contribute directly to software development activities
• Build scalable backend services using Python Nodejs and modern cloudnative technologies
• Architect solutions on GKE and optimize PostgreSQL performance for highconcurrency environments
• Build and support eventdriven architectures using PubSub
• Own the full lifecycle of services on GCP ensuring resilience observability security and cost efficiency
• Design and manage OAuth2 and OpenID Connect authentication flows
• Translate business requirements into scalable technical solutions
• Promote engineering standards quality automation and operational excellence
• Mentor engineers and contribute to technical leadership across teams
• Drive adoption of secure coding automation and cloud engineering best practices
• Continuously evaluate and adopt emerging technologies and engineering trends

To be successful in this role you should have:

• Deep expertise in Python Django andor Nodejs TypeScriptNestJS
• Experience delivering productiongrade backend services
• Knowledge of Go and modern backend development practices
• Handson experience with Google Cloud Platform GCP
• Experience with Cloud Run GKE and Filestore
• Strong Infrastructure as Code IaC experience using Terraform
• Experience building scalable secure backend applications
• Strong understanding of Zero Trust security models
• Knowledge of OAuth2 and OpenID Connect authentication frameworks
• Experience with PostgreSQL performance optimization
• Experience with EventDriven Architectures using PubSub
• Strong software architecture and engineering design skills
• Fullstack awareness with deep backend specialization
• Strong problemsolving and innovation mindset
• Experience mentoring engineers and driving engineering excellence
• Strong understanding of automation observability resiliency and cloudnative operations
• Ability to work effectively in Agile engineering environments

Mandatory Skills : Node.js, Python