Senior Developer – Backend

Deutsche Telekom IT Solutions HU

Senior backend developer building Node.js and TypeScript services for Deutsche Telekom’s digital fiber-construction platform in Hungary. Designing APIs, data systems, integrations, testing, and production operations.

Posted 8/5/2026full-timeRemote • 🇭🇺 HungarySeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in JavaScript, TypeScript, Node.js, and SQL/PostgreSQL, with a strong focus on microservices and RESTful APIs. Proficient in unit testing with Jest and experienced in collaborating with cross-functional teams to enhance application performance and implement new features.

Highest-signal resume keywords

JavaScriptTypeScriptNode.jsSQLPostgreSQL

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Microservice ArchitectureRESTful APIsJest Unit TestingBug FixingIncident Analysis

Soft Skills

CollaborationDocumentation

Tools & Technologies

AI Code-Assisting ToolsAWS S3KafkaDockerNginX

Industry Keywords

Geospatial Data AnalysisGeoData Analyzing ModulesAutomation Technologies

Tech Stack

Tools & technologies

AWSDistributed SystemsDockerGrafanaJavaScriptJestKafkaKubernetesNGINXNode.jsOpenShiftPostGISPostgresPrometheusPythonSQLTypeScript

About the role

Key responsibilities & impact

Collaborate with stakeholders, development teams, Product Owner, and Architect to ensure smooth application operation and development
Implement new features based on Product Owner requirements using Python/Node.js, JavaScript/TypeScript, SQL/PostgreSQL, microservices, and RESTful APIs
Implement bug fixes
Write unit tests for new features using Jest
Participate in merge request reviews
Perform incident analysis and troubleshooting and cooperate on root cause analysis
Document work
Contribute to the test strategy and make decisions on automation technologies
Work with AI code-assisting tools

Requirements

What you’ll need

In-depth knowledge of JavaScript and TypeScript
In-depth knowledge of Node.js
In-depth knowledge of SQL and PostgreSQL databases
In-depth knowledge of Jest unit testing
In-depth knowledge of microservice architecture
In-depth knowledge of RESTful APIs
Experience and willingness to work with AI code-assisting tools
Nice to have: AWS S3, Kafka, Python, Knex.js, nginX, Docker, ESLint, GeoData analysing modules, Geospatial Data Analysis, or Geospatial Technologies

Benefits

Comp & perks

Remote working possibility within Hungary