PieStack is an AI-driven software development and digital product agency specializing in building scalable web, mobile, and AI-powered solutions for startups and enterprises.
We help businesses transform ideas into intelligent digital products by combining modern technologies, product strategy, and user-centric design. Our expertise includes Generative AI, AI chatbots and agents, SaaS platforms, custom web applications, mobile apps, and enterprise-grade systems.
We follow a product-first approach—starting with discovery, designing scalable architectures, and delivering secure, future-ready solutions aligned with business goals. Our team bridges technology, design, and business strategy to help clients launch faster and scale with confidence.
Software & AI Development
Generative AI & Chatbot Development (LLMs, RAG, AI Agents)
Web Application Development
Mobile App Development (iOS & Android)
SaaS & MVP Development
Custom Software & Enterprise Solutions
API & Backend Architecture
Branding & Digital Experience
Brand Strategy & Identity
UI/UX Design & Product Design
Digital Platforms & Customer Experience Design
Growth & Marketing
Performance Marketing & Growth Strategy
Product Launch & Go-to-Market Strategy
Digital Marketing & Content Systems
Industries
EdTech & E-learning
Healthcare & HealthTech
FinTech & SaaS
Real Estate & PropTech
E-commerce & Retail
Travel & Hospitality
AI & DeepTech Startups
PieStack is committed to delivering innovative, reliable, and scalable digital solutions that drive real business impact in a rapidly evolving digital landscape.
We bridge the gap between technology, design, and business strategy, enabling clients to innovate faster and reduce time-to-market.
Custom Software Development & Design for 3D Printing Factory
AI DevelopmentCustom Software DevelopmentDevOps Managed Services
Confidential
May 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"The team has been highly responsive, adaptive, and proactive in addressing both technical and operational feedback."
Feb 12, 2026
Head of Operations, L3AD
Christian Cappelletto
Manufacturing
Reutlingen, Germany
51-200 Employees
Online Review
PieStack has developed and designed a digital manufacturing ecosystem for a 3D printing factory. The team has built a centralized production dashboard, a 3D file library, an AI-based quoting system, and more.
PieStack has delivered a fully operational Phase 1 platform that meets the client's expectations. The team manages tasks effectively; they set clear timelines and milestones and adapt quickly to changes and feedback. Moreover, their long-term approach distinguishes them from other vendors.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Head of Operations of L3AD
Describe what your company does in a single sentence.
L3AD is a digital manufacturing platform that operates as a virtual 3D printing factory, connecting quoting, production, logistics into a single system.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire PieStack to accomplish?
Our objectives were to build a scalable manufacturing ecosystem, implement AI-driven quoting and automation, reduce manual operational work, and create a SaaS-ready platform capable of learning from real production data and scaling globally.
SOLUTION
How did you find PieStack?
Referral
Why did you select PieStack over others?
High ratings
Referred to me
Commitment
How many teammates from PieStack were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
The scope included designing and developing a full digital manufacturing ecosystem. Key deliverables included a centralized production dashboard for managing orders and production, a secure and encrypted 3D file library with versioning, AI-based instant quoting, order and production tracking, inventory and logistics foundations, an admin control panel, DevOps setup, and payment integration. The platform was designed with a multi-phase roadmap to support SaaS workflows, automation, and global factory synchronization.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
A fully operational Phase 1 manufacturing platform, including AI-based quoting, secure file management, production tracking, and a solid technical foundation for logistics and SaaS expansion.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Project management has been structured, disciplined, and transparent, with clear phases, milestones, and priorities aligned to manufacturing realities. Phase 1 was completed as planned, and Phase 2 is currently progressing on schedule. The team has been highly responsive, adaptive, and proactive in addressing both technical and operational feedback.
What was your primary form of communication with PieStack?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
Their ability to design and build a true manufacturing ecosystem with long-term scalability in mind, rather than delivering a short-term or superficial solution.
Are there any areas for improvement or something PieStack could have done differently?
No major gaps were identified; the engagement has been strong and continues to evolve positively.
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Web App, Mobile App Dev & UX/UI Design for Fantasy Sports Co
Mobile App DevelopmentUX/UI DesignWeb Development
$50,000 to $199,999
Jan. 2025 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"The team was highly responsive, addressed feedback quickly, and adapted well to evolving requirements."
Feb 12, 2026
Co-Founder, Sportsball
Korey Gardner
Sports
Harrisburg, Pennsylvania
1-10 Employees
Online Review
PieStack provided web app and mobile app development and UX/UI design for a fantasy sports company. The team built the backend, the gameplay logic, payment and wallet integrations, and an admin panel.
PieStack delivered a responsive platform with user registration, contest lobbies, player selection flows, live scoring, wallets, withdrawals, and an admin system. The team demonstrated structured, reliable, and well-organized project management. Moreover, PieStack communicated via virtual meetings.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Co-Founder of Sportsball
Describe what your company does in a single sentence.
Fantasy sports games
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire PieStack to accomplish?
Test website
SOLUTION
How did you find PieStack?
Online Search
Why did you select PieStack over others?
Pricing fit our budget
Describe the scope of work in detail. Please include a summary of key deliverables.
Web application design and development, UX/UI design, backend development, mobile application, fantasy sports gameplay logic, payment and wallet system integration, and admin panel development.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
The team designed and developed a fully responsive fantasy sports platform with user registration, contest lobbies, player selection flows, live scoring, wallets, withdrawals, and an admin system. They also delivered detailed workflows, UX designs, and scalable architecture.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The project management was structured, reliable, and well-organized, with clear milestones and regular updates.
What was your primary form of communication with PieStack?
Virtual Meeting
What did you find most impressive or unique about this company?
The team was highly responsive, addressed feedback quickly, and adapted well to evolving requirements.
Are there any areas for improvement or something PieStack could have done differently?
Nope
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
5.0
On time / deadlines
Cost
5.0
Value / within estimates
Willing to Refer
5.0
NPS
Showing 1-2 of
2 Reviews
Our Story
PieStack is an AI-driven digital product studio that combines software engineering with strategic brand thinking. Born from years of experience in building scalable tech and growth-driven brands, we help startups and enterprises transform ideas into intelligent, human-centered digital products. Our mission is to build solutions that are not only functional, but meaningful, scalable, and designed to drive real business impact.
Locations (2)
8108 Wood Point PlaceEllicott City, MD,
United States21043
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