Job Description
We are looking for a passionate Platform Engineer with a strong focus on building technical platforms and shared infrastructure used across multiple engineering teams.
You will join a high-performing platform engineering team responsible for foundational systems including internal libraries, shared backend services, CI/CD pipelines, developer tooling, and observability. This role involves significant ownership and collaboration, with a focus on improving engineering velocity, reliability, and scalability across the organization.
You will build scalable cloud-native platforms using technologies such as TypeScript, Node.js, NestJS, Kubernetes, Terraform, GitHub Actions, and AWS. You’ll collaborate with distributed cross-functional teams to deliver reliable and maintainable solutions.
Responsibilities
- Build and maintain shared libraries and SDKs for areas such as authentication, logging, configuration, API clients, and error handling. - Develop and support shared backend services and internal APIs. - Improve developer experience through service templates, scaffolding, and local development tooling. - Design and maintain CI/CD workflows with a focus on reliability, security, and speed. - Build and maintain observability tooling including metrics, logging, tracing, dashboards, and alerting. - Collaborate with product engineering teams to troubleshoot complex issues, support integrations, and review technical designs. - Participate in on-call rotations and incident response.
Core Requirements
- 3+ years of experience building backend services using TypeScript and Node.js, ideally with NestJS in production environments. - Strong software engineering fundamentals including understanding of CPU, memory, I/O, concurrency, and performance bottlenecks. - Experience using AI-assisted developer tools effectively while maintaining strong engineering judgment. - Working knowledge of PostgreSQL including schema design, migrations, and query analysis. - Familiarity with AWS services such as DynamoDB, SQS, Kinesis, and Lambda. - Experience working with CI/CD pipelines, including troubleshooting and release workflows. - Experience with observability platforms such as Prometheus, Grafana, OpenTelemetry, Datadog, or similar. - Ability to learn new tools, technologies, and domains quickly. - Commitment to writing maintainable, reusable, and high-quality code.
Senior-Level Expectations
- Additional backend/platform engineering experience with ownership of systems in production environments. - Experience with PostgreSQL performance tuning including indexing strategies, query plans, and migration management. - Experience designing and implementing CI/CD strategies including release flows, artifact promotion, and security considerations. - Experience building observability practices including SLIs/SLOs, dashboards, and alerting systems. - Ability to lead technical discussions, mentor engineers, and influence engineering standards across teams.
Soft Skills
- Strong sense of ownership and accountability. - Excellent communication and collaboration skills. - Ability to work effectively with globally distributed teams. - Strong attention to detail and commitment to quality. - Strong problem-solving abilities and customer-focused thinking. - Comfortable working in fast-paced environments with multiple stakeholders and time zones.
Benefits and Perks
Hybrid
Job Overview
Location: Krakow
Seniority Level: Middle
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