21.08.2026 aktualisiert
Premiumkunde
100 % verfügbarSenior Full-Stack Python Engineer - Automation & B2B SaaS
Chisineu-Cris, Rumänien
Nur Remote
Computer Science DegreeSkills
SaasPythonReact.jsFlaskFull Stack EntwicklungFront EndReact Redux
Backend Development (Python, Node.js, REST APIs)
Extensive experience in backend development with Python and Node.js, creation of REST APIs, system integrations, background jobs as well as workflow orchestration with Celery and Prefect.
Frontend Development (TypeScript, React, Redux)
In-depth knowledge of frontend development using TypeScript, JavaScript, React, and Redux, including the development of complex, domain-specific block components and drag-and-drop report builders.
Databases (PostgreSQL, MongoDB, MySQL)
Hands-on experience with relational and document-based databases such as PostgreSQL, MongoDB and MySQL, including data migration from MongoDB to PostgreSQL.
Infrastructure (Docker, Kubernetes, CI/CD)
Knowledge of container technologies and infrastructure with Docker, Kubernetes and CI/CD pipelines.
BI / Reporting Automation and Tableau
Experience implementing and maintaining reporting, delivery, and integration features, including Tableau, Slack, Google Drive, email, webhooks, SFTP, and cloud storage exports.
Workflow Orchestration (Celery, Prefect)
Co-development of workflow orchestration engines, including implementation of conditional execution (IF/ELSE) and mail merge (FOR loops) as well as parallel execution with Prefect and Dask.
PHP / Laravel and Node.js (Sails.js)
Previous experience as a full-stack developer with PHP (Laravel), Node.js (Sails.js), MySQL and JavaScript/jQuery/Vue.
Multi-Tenant SaaS Development
Many years of experience in the development and maintenance of B2B SaaS products, including Auth0-based login/registration and customer-specific behavior adjustments.
Erfahrung
Berufserfahrungmehr als 10 Jahre
Freelancer seit2018
Sprachen
GermanGrundkenntnisseEnglishverhandlungssicherRomanianMutterspracheHungarianMuttersprache
Projekthistorie
Langfristiger Kernbeitrag über zwei vollständige Produktgenerationen einer BI/Reporting-Automation-SaaS-Plattform. Mitentwicklung der Workflow-Orchestrierungs-Engine (V1 mit Python/Prefect, V2 Noteflow). Implementierung des V2-Backend-Fundaments auf einem Superset-Fork mit Auth0-Login. Mitentwicklung des V2 React/TypeScript-Frontends. Implementierung von Reporting-, Delivery- und Integrations-Features (Tableau, Slack, Google Drive, E-Mail, Webhooks, SFTP). Durchführung der 2025 V1-zu-V2-Datenmigration von MongoDB zu PostgreSQL. Direkter Kundensupport für On-Premise-Clients.
Full-Stack-Entwicklung mit PHP (Laravel), Node.js (Sails.js), MySQL und JavaScript, jQuery, Vue. Wartung und Entwicklung neuer Features fuer firelease.de.
Backend-Entwicklung mit PHP, MySQL und MongoDB. Wartung bestehender Websites sowie Aufbau und Pflege des Admin-Panels und der Backend-Funktionalitaet fuer citylimo.ro.