Upsun (formerly Platform.sh) Tech Stack

Platform-as-a-Service for application deployment and infrastructure management

Software Development Paris, Île-de-France 201–500 employees Founded 2015 Privately Held

Upsun operates a PaaS targeted at developers and platform teams who want to offload infrastructure complexity. The tech stack—Salesforce, dbt, Prometheus, Grafana, ELK, Terraform, Ansible across AWS/GCP/Azure—reflects a mature ops-first architecture. Active projects reveal a company in transition: white-glove onboarding for strategic partners, finops roadmap execution, and petabyte-scale data solutions suggest Upsun is shifting from a self-service product model toward managed partnerships and internal cost-efficiency discipline.

Tech Stack 11 technologies

Core StackSalesforce dbt Prometheus Grafana Terraform Ansible AWS SQL Elasticsearch, Logstash, Kibana GCP Azure

What Upsun (formerly Platform.sh) Is Building

◆Challenges

Cloud cost management
Waste elimination
Migrating projects to new platform
Resource tagging
Transforming raw data into metrics
Managing petabyte-level datasets
Unit economics
Standardizing development workflows
Scaling engineering teams
Improving development cycles

▲Active Projects

White-glove onboarding for strategic agency partners
Finops roadmap execution
Unit cost metrics definition
Enablement documentation for agency workflows
Standardization of partner paas adoption
Data modeling and design of metrics
Scalable petabyte-level data solutions
Enhance system monitoring with prometheus, grafana, elk stack
Automate deployments using terraform and ansible
Optimize ci/cd pipelines

Hiring Activity

Accelerating10 roles · 9 in 30d

Department

Engineering

Finance

Sales

Data

Ops

Seniority

Senior

Mid

Director

Manager

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About Upsun (formerly Platform.sh)

Upsun is a cloud application platform acquired and rebranded from Platform.sh in 2015, headquartered in Paris with a remote, globally distributed team. The product targets developers, DevOps engineers, and platform teams building on PHP, Node.js, Python, and other stacks—with observed strength in PHP/Drupal/Symfony ecosystems. The company operates PaaS infrastructure across AWS, GCP, and Azure, emphasizing deployment automation, observability (Prometheus/Grafana/ELK), and infrastructure-as-code (Terraform/Ansible). Current hiring is concentrated in engineering and sales roles across France and Germany, signaling regional market focus and product-led expansion.

HeadquartersParis, Île-de-France

Company Size201–500 employees

Founded2015

Hiring MarketsGermany, France

Frequently Asked Questions

What technology stack does Upsun use?

Upsun's core stack includes Salesforce (CRM), dbt (data transformation), SQL, Prometheus and Grafana (monitoring), ELK Stack (logging), and Terraform/Ansible (infrastructure automation). Cloud infrastructure runs on AWS, GCP, and Azure.

What programming languages and frameworks does Upsun support?

Upsun's platform specializes in PHP, Drupal, Symfony, Node.js, WordPress, and Magento—reflecting origin in web hosting and CMS-driven applications, with broader multi-language support for modern DevOps teams.