Mid-level Application Support Developer specializing in Node.js and TypeScript for critical application stabilization. Collaborating across departments to ensure optimal application performance.
Responsibilities
Investigate and fix bugs, failures and incidents in Node.js applications;
Analyze logs, queues and metrics (via DataDog, AWS CloudWatch, etc.) to identify root causes;
Implement code adjustments and fixes following team best practices and standards;
Execute unit and regression tests to validate fixes;
Support improvements to application observability and performance;
Ensure the technical quality of deliveries, with a focus on stability and security;
Contribute to documentation of fixes and technical procedures;
Collaborate with Development, QA and SRE teams in joint incident analyses.
Requirements
Experience with Node.js and TypeScript (or JavaScript);
Additional knowledge of PHP is a plus;
Experience with RabbitMQ and event-driven architecture;
Knowledge of MySQL and MongoDB (queries, indexes and basic tuning);
Experience with Docker (Kubernetes knowledge is welcome);
Solid fundamentals in OOP (Object-Oriented Programming);
Familiarity with microservices and observability in AWS environments (logs, metrics, alerts).
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