# Florian Herrengt

> Software engineer and consultant.

Updated: 2026-11-03.

This profile brings together Florian's public CV, blog, projects, writing and
online profiles. The work history currently ends in February 2023. Later work
and further personal details will be added when supplied; their absence here
does not imply a career gap. Historical project figures refer to that period.

## Online

- Website: https://florianherrengt.com/
- Blog: https://blog.florianherrengt.com/
- GitHub: https://github.com/florianherrengt
- LinkedIn and consulting contact: https://www.linkedin.com/in/florian-herrengt-ab203494/
- X: https://x.com/florianherrengt
- Hacker News submissions: https://news.ycombinator.com/submitted?id=florianherrengt
- Newsletter: https://newsletter.florianherrengt.com/subscription/form
- RSS: https://blog.florianherrengt.com/rss.xml
- CV, with PDF download: https://florianherrengt.com/cv.html
- This profile: https://florianherrengt.com/llms.txt

## Background and approach

- Software engineering experience across back-end systems, web and mobile apps,
  APIs, analytics and data-intensive systems.
- Experience co-founding a product and leading engineering teams.
- Prefers simple software and tools chosen for the problem at hand.
- Writes about software engineering, AI, LLMs and practical projects.

## Skills listed in the CV

- TypeScript, JavaScript, Node.js, Express.js, React and React Native.
- GraphQL and API integrations.
- Linux, AWS, AWS Lambda and Azure.
- MySQL, PHP, time-series data and data architecture.
- Test-driven development, automated testing, continuous integration and
  delivery, GitHub Actions, Agile and pair programming.
- Engineering team leadership and collaboration with designers and data teams.

## Work history

### Nocodelytics - Co-founder

June 2021 - February 2023.

- Built analytics for tracking clicks, searches and CMS items on Webflow sites.
- The CV records more than 1,000 tracked sites, hundreds of requests per second
  and millions of events.
- Built Webflow API integrations. The product was among the first apps on the
  Webflow Marketplace and was featured at Webflow Conf.

### ContentCal - Contract

June 2020 - June 2021.

- Built social-platform integrations for scheduling posts and analysing
  engagement on a new product.
- Introduced GraphQL to the team.
- Implemented continuous integration with GitHub Actions and automated tests.

### TRIM-IT - Project Lead Developer, contract

September 2018 - March 2019.

- Led four engineers delivering a data platform within six months.
- Built iOS and Android apps with React Native, GraphQL and AWS Lambda.
- The project received coverage from the BBC, Evening Standard and Hacker News.

### Financial Times - Contract

July 2017 - July 2018.

- Redesigned the article page with designers and the UX team.
- Worked on the Breaking News page.
- Joined the data science team and contributed to a recommendation engine.

### Lightful - Contract

February 2017 - June 2017.

- Integrated Twitter's feed to find content for social media posts.
- Worked on identifying posting times to improve engagement and reach.

### Deeper Insights - Full-time

June 2015 - February 2017.

- Worked at an early-stage machine learning and natural language processing
  company.
- Built a Node.js API and React front end.
- Implemented CI workflows for infrastructure supporting machine learning models.

### Earlier roles

- Adjust Your Set: October 2014 - May 2015, full-time. Node.js, Express and MySQL.
- IG Index: June 2014 - September 2014, full-time. MySQL.
- Agora Finance Services: September 2012 - September 2014, full-time. PHP and MySQL.
- Haubourdin Town Hall: August 2011 - August 2012, full-time. PHP and MySQL.
- Intuitive Travel: August 2011 - August 2012. PHP and MySQL.

## Other projects

### 3D printing face shields for NHS workers

During the COVID-19 crisis, Florian worked with a team producing and donating
face shields for NHS workers. They set up a small printing operation at Craft
Central, using feedback from medical staff. The article records more than 1,000
shields made by early May 2020.

- Project: https://blog.florianherrengt.com/3d-printing-ppe.html
- Fundraiser: https://www.gofundme.com/f/3d-printing-face-shields-for-nhs-workers

### Self-driving RC car

A project using Arduino, Python, a camera, computer vision and machine learning
to control an RC car.

- Project: https://blog.florianherrengt.com/self-driving-rc-car.html

### How to build and host a web app

A tutorial listed in the CV.

- Tutorial: https://tutorial.specian.co.uk

## Writing

- Most "Best Practices" are cargo cults (26 August 2026):
  https://blog.florianherrengt.com/do-less.html
- AI is removing the middle class of software engineering (11 August 2026):
  https://blog.florianherrengt.com/ai-removing-middle-class-software-engineering.html
- How to automate Instagram engagements with computer vision (and get banned)
  (6 June 2026):
  https://blog.florianherrengt.com/how-to-automate-instagram-engagements.html
- Good engineers make boring choices (16 April 2026):
  https://blog.florianherrengt.com/boring-software-engineer.html
- From bigrams to attention: a gentle guide to LLMs (21 July 2025):
  https://blog.florianherrengt.com/how-llms-work.html
- The vibe coder's career path is doomed (17 July 2025):
  https://blog.florianherrengt.com/vibe-coder-career-path.html
- 3D printing to help the NHS (6 June 2020):
  https://blog.florianherrengt.com/3d-printing-ppe.html
- Building a basic self driving RC car (23 February 2017):
  https://blog.florianherrengt.com/self-driving-rc-car.html
- How to reduce query cost with a wide table layout in TimescaleDB:
  https://www.tigerdata.com/blog/how-to-use-wide-table-model-to-reduce-query-cost-in-timescaledb

## Interviews and appearances

- Timescale Timeout with Florian Herrengt and Chris Engelbert:
  https://www.youtube.com/watch?v=k4BJdmpuhro
- Benjamin Michel: Decision Making in Tech:
  https://www.youtube.com/watch?v=PBZ2NKFaRKo

## Related coverage

- Adobe to acquire ContentCal:
  https://blog.adobe.com/en/publish/2021/12/08/adobe-to-acquire-content-cal
- BBC, Mobile barbering: "It's like Uber, but for haircuts" (TRIM-IT):
  https://www.bbc.com/news/stories-47711610
- Charity Digital, The best social media management platforms for charities
  (Lightful):
  https://charitydigital.org.uk/topics/topics/the-best-social-media-management-platforms-for-charities-5817
- Forbes, What Are The 10 Best AI Consulting Firms (Deeper Insights):
  https://www.forbes.com/sites/bernardmarr/2022/08/17/what-are-the-10-best-ai-consulting-firms/