Modern softwareproductsat agentic speed.Modern software productsbuilt at agentic speed.
We build web apps and platforms from scratch with agentic development workflows: fast from idea to production, reliable in daily use.
From best-in-class San Francisco startups to established companies across Europe and the UK, our products serve hundreds of thousands of users every day.
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About Aplis AI
The People Behind Aplis AI
A founder-led software product studio building modern web applications from scratch with agentic development workflows. We combine rapid product delivery with the engineering discipline needed for products people rely on every day.
Mike Chionidis
With over a decade of experience at the intersection of software engineering, data engineering, and AI, I've built scalable systems for some of the world's largest organizations and most innovative tech startups.
As the first engineering hire at San Francisco-based Headquarters Health, I built its virtual concussion-care clinic from the ground up, from AWS infrastructure and patient management to virtual appointments. Today it supports more than 100,000 patients across the U.S.
At Publicis Groupe, I led the technical delivery of marketing technology platforms used by Fortune 500 companies.
I've also contributed to frontier AI model training and evaluation with Mercor, DataAnnotation Tech, and Ethos AI.
As a founding member of AI Academy, I help kids and organizations learn to use AI effectively and responsibly, for the benefit of people.
My approach pairs deep technical expertise with a product-first mindset. I ship fast, using a proven agentic workflow to deliver well-tested, high-quality code. I seek early and frequent feedback from real users, work to understand their needs, and build to solve their pain points.


Katerina Mitsiani
As a clinical psychologist turned software engineer, I bring an understanding of people to the products I build. My work combines software development with a human-centered approach, creating platforms that are practical, intuitive, and designed around real needs. I also excel at processing and analyzing data, surveys, and research findings, turning complex information into clear insights that inform better decisions.
My work includes building software platforms for organizations such as Great Place to Work and Bluefields Digital, as well as public-sector organizations. I focus on understanding how people work and turning their needs into reliable software that supports their everyday tasks.
I'm also an educator at AI Academy, teaching artificial intelligence to kindergarten and primary school children.
I co-founded Aplis AI with Mike to build products that solve meaningful problems. My background in psychology shapes how I listen to users, understand their challenges, and make product decisions that put people first.
Trusted by ambitious teams.
We’re proud to have partnered with global leaders and exceptional startups to shape what’s next.
What we do
3 ways in
- 01
Strategy
We map the processes you already run. What consumes your time, what you do inefficiently, and where artificial intelligence can tighten the work, save resources, or raise productivity.
The starting point, before any build.
- 02
Projects and Platforms
We build AI projects for your company from scratch. An MVP usually takes one to three months. From the first month you see mechanisms working in practice, and results you can measure.
For companies that already exist and want to modernize their operations, or make the shift to AI.
- 03
Software Company Development
We build a technology company from zero and take the technical side end to end: CTO, software architecture, engineering lead, and software development. You can start a software company without a technical background.
For founders in tech hubs such as San Francisco, New York, and London, with access to funding, investors, or grants. We build. You run marketing, sales, and distribution.
End-to-End Product Engineering
From data foundations to production-ready AI products.
Data Sources
APIs · Databases · Web Scraping
ETL Pipeline
Python · Airflow
Data Warehouse
BigQuery · Snowflake
AI Layer
LLMs · ML Models
AI Product
Next.js · React
Experience
Case Studies
Built In-House
Our Products
AI-powered products built to solve real operational problems.

DataProjects.io
Build real-world data projects on the cloud
A cloud-based learning environment for data professionals who want portfolio-ready projects, practical tooling, and hands-on experience with modern data stacks.

InvoiceFlows
Automated invoice processing for growing businesses
An AI-powered invoice processing platform that extracts invoice data, tracks expenses, and turns financial operations into cleaner reporting workflows with less manual admin.

TheFairytale.App
Personalized children's stories generated with AI
An AI-powered storytelling platform built end-to-end, from playful UX to LLM-backed story generation for unique, age-appropriate family experiences.

VibeFix
Debug, clean up, and ship vibe-coded products
A focused product rescue service for founders and teams who need their AI-built codebase stabilized, refactored, and ready for deployment.
Track Record
Numbers That Matter
Years Experience
Projects Delivered
Brands Served
Users Impacted
Testimonials
What People Say
01 / 06
“I have had the pleasure of working closely with Michalis when he was a Lead Data Engineer at Margera. He consistently impressed me with his exceptional technical skills, innovative problem-solving abilities, and dedication to delivering high-quality results. His expertise and knowledge was invaluable to our team, contributing significantly to the success of several key projects and products.
Get In Touch
Have a Product
in Mind?
Tell us what you're building. We'll help you take it from idea to a dependable product, quickly.



