Full-Time

AI Architect

AI Modernisation

Theodo

Theodo

501-1,000 employees

Web development and agile PHP Symfony refactoring

No salary listed

Paris, France

In Person

Category
Consulting (1)
Required Skills
LLM

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Requirements
  • Have a senior profile with strong experience in software architecture and generative artificial intelligence.
  • Have a solid understanding of code theory and architecture patterns.
  • Have experience with prompt engineering, including meta-prompts, chain-of-thought, and few-shot learning.
  • Have strong abstraction and modeling abilities.
  • Be an experienced software architect.
  • Have at least six months of immersion in AI-assisted code generation, including large language models, copilots, or tooling.
Responsibilities
  • Map dependencies in legacy systems.
  • Design a modern, modular, and scalable architecture adapted to artificial intelligence.
  • Define a progressive and sustainable migration plan.
  • Provide expertise in the use of large language models and AI code generation on client projects.
  • Work with product and technical teams of four to six people, including software engineers, tech leads, and product owners, on complex, high-impact challenges.

Theodo is a web development team that builds and refactors web applications using Symfony, Angular/React, and Python. They focus on delivering business-ready web products quickly by agilely rewriting existing PHP code and turning it into scalable Symfony-based solutions. Their approach combines expert technical skills with an agile Scrum process, allowing rapid delivery from startups to multinationals. Unlike firms that only code, Theodo emphasizes transforming legacy systems in short sprints and coordinating multiple expert teams to meet timelines and budget. Theodo’s goal is to help clients solve business problems by delivering reliable, high-quality web applications in record time.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Paris, France

Founded

2007

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Simplify Jobs

Simplify's Take

What believers are saying

  • Revelio Labs shows headcount rose to 429 by March 2026, up 29% since 2023.
  • Active job postings reached 145 in 2026, signaling strong demand and revenue momentum.
  • Theodo still hires across Paris, London, Lyon, and Cape Town, supporting geographic expansion.

What critics are saying

  • Public evidence shows no major proprietary software moat; services remain people-heavy and replaceable.
  • Competitive hiring is broadening across Paris, London, Casablanca, Cape Town, increasing execution complexity.
  • If AI modernization demand slows in 2027, Theodo's consulting revenue faces immediate pressure.

What makes Theodo unique

  • Theodo's 2026 jobs list spans FinTech, HealthTech, GovTech, Cloud, and AI modernization.
  • Theodo blends product management and engineering, unlike pure body shops or freelancers.
  • Theodo still markets agile delivery and scalable learning through founder Fabrice Bernhard's 2026 talks.

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Benefits

Health Insurance

Paid Vacation

Gym Membership

Company Equity

Profit Sharing

Meal Benefits

Training Programs

Growth & Insights and Company News

Headcount

6 month growth

42%

1 year growth

42%

2 year growth

42%
ISAI
Mar 9th, 2022
Theodo expanded offices to Lyon, France on Jan 1st 21'.

Spanning across three continents, the Group has also expanded locally with the opening of two new offices in Lyon and Nantes in 2021.