Full-Stack Developer - Observability & Metrics

About the role

A Full-Stack Developer is sought to design, develop and maintain observability and reporting solutions, with a primary focus on Datadog dashboarding and metrics visualisation. The role combines software development, data integration, analytics and user experience design to give engineering, product and leadership teams actionable insights. The start date is as soon as possible and the candidate must speak Polish and English.

Key responsibilities

• Design, develop and maintain Datadog dashboards, monitors, scorecards, SLOs and reporting solutions.
• Build dashboard-like applications and metrics platforms using modern frontend and backend technologies.
• Integrate data from Datadog, GitHub, Azure DevOps, Jira, SonarQube, CI/CD pipelines, cloud platforms, databases and APIs.
• Develop data ingestion, aggregation, transformation and visualisation capabilities.
• Create and maintain engineering KPIs, including DORA metrics, quality metrics, reliability indicators and delivery performance metrics.
• Work with engineering teams and stakeholders to define reporting requirements and provide data-driven insights.
• Ensure the accuracy, performance, scalability and usability of reporting solutions.
• Contribute to architecture, code quality, testing, documentation and continuous improvement.

Required profile

• Bachelor's degree in Computer Science, Software Engineering or equivalent experience.
• Experience in full-stack application development.
• Hands-on experience with Datadog dashboards, monitoring, observability or similar analytics platforms.
• Experience integrating and consuming REST APIs, databases and enterprise data sources.
• Strong understanding of data modelling, metrics collection, reporting and visualisation.
• Familiarity with GitHub, Azure DevOps, Jira, SonarQube, CI/CD pipelines and cloud platforms such as Azure or AWS.
• Knowledge of software engineering best practices, testing, security and scalable application design.
• Polish and English; strong analytical, problem-solving and communication skills.

Required skills

• React, TypeScript, Kotlin or Python
• Datadog dashboards and monitoring
• REST API integration
• CI/CD pipelines