UpSlide Tech Stack

AI-powered document automation for Microsoft 365 financial services workflows

Software Development Paris, Ile-de-France 51–200 employees Founded 2011 Privately Held

UpSlide embeds AI document automation into Excel, Word, PowerPoint, and Power BI for financial and professional services teams. The stack reveals a deliberate shift: actively adopting OpenAI and Claude while replacing Microsoft Office with OfficeJS signals a move from native Office bindings toward a lighter, cloud-native plugin architecture. Engineering-heavy hiring (10 roles) paired with pain points around infrastructure scaling and client adoption retention suggest the company is stretched between building product velocity and managing customer success as it pursues 10x growth.

Tech Stack 19 technologies

Core StackReact TypeScript C# Power BI OpenAI JavaScript .NET SQL Server Salesforce PowerPoint Word Excel Claude Microsoft 365 Entity Framework Azure Microsoft Office NUnit Planhat

AdoptingOpenAI Claude

ReplacingMicrosoft Office

What UpSlide Is Building

◆Challenges

Scaling infrastructure for 10x users
Reducing friction in revenue processes
Optimizing tool stack
Client adoption retention
Transitioning microsoft office to officejs
Streamlining sales processes
Improving conversion rates
Scaling revenue operations
Client churn rate
Driving predictable arr growth

▲Active Projects

Consistency check
Ai assistant
Officejs transition
Glossaire
Client onboarding and configuration of upslide
Training sessions for clients
Gtm teams enablement & performance monitoring
Build&run projects
Data & analysis projects
Tool stack & processes optimization

Hiring Activity

Steady20 roles · 8 in 30d

Department

Engineering

Support

Ops

Sales

Seniority

Senior

Mid

Lead

Manager

Company intelligence

Find more companies like UpSlide by tech stack, pain points and active projects

Get started free

About UpSlide

UpSlide delivers AI-driven document automation and brand compliance for mid-market and enterprise financial services firms. The product integrates directly into Microsoft 365 applications—PowerPoint for pitch decks, Excel for financial models, Power BI for reports, Word for client deliverables, and Outlook for communications—automating repetitive formatting, compliance checks, and content generation. Founded in 2011 and now operating across France, UK, Germany, and Peru, UpSlide serves over 900 financial and professional services companies. The company is B Corp certified and operates as a privately held firm with a sales-and-support go-to-market model.

HeadquartersParis, Ile-de-France

Company Size51–200 employees

Founded2011

Hiring MarketsPeru, United Kingdom, France, Germany

Frequently Asked Questions

What does UpSlide's tech stack look like?

UpSlide is built on React and TypeScript for the front-end, C# and .NET on the back-end, with integrations into PowerPoint, Word, Excel, Power BI, and the full Microsoft 365 suite. It leverages Azure for infrastructure, SQL Server for data, and has integrated OpenAI and Claude for AI capabilities.

What is UpSlide working on right now?

Current projects include an AI assistant, a transition from Microsoft Office to OfficeJS, a consistency check feature, client onboarding workflows, and sales enablement tools. The company is also focused on infrastructure scaling, customer adoption retention, and revenue operations optimization.