LeanCode
LeanCode is a Warsaw-based Flutter software consultancy delivering mobile, web, and desktop applications for enterprise clients and scale-ups across banking, telecom, mobility, and technology verticals. It combines project delivery, staff augmentation, and proprietary tooling including the open-source Patrol testing framework and a 21-step migration methodology.
- Company typePrivate
- Founded2016
- HeadquartersWarsaw, Poland
- Headcount51–100
- GTM typeB2B
- OfferingServices
What LeanCode does
LeanCode is a Warsaw, Poland-based software consultancy founded in 2016 that specializes in cross-platform application development using Flutter and Dart, supplemented by React, .NET, and Node.js for web and backend work. The firm serves enterprise clients and scale-ups, delivering mobile, web, and desktop applications through three service phases — Discovery (scoping workshops, design thinking, UX/UI, IT consulting, audits), Delivery (mobile/web/custom development, staff augmentation, automated UI testing), and Growth (AI transformation, Flutter training, support/SLA, hosting/DevOps). Notable proprietary assets include a 21-step Flutter Migration Framework, an internal CoreLibrary with strongly typed server-client contracts, and the open-source Patrol UI testing framework (Patrol 4.0 released December 2025 with 200K monthly downloads and 1,100+ GitHub stars).
The company operates a sales-led enterprise GTM with quote-based, multi-year engagements and monthly-billed staff augmentation, supplemented by content marketing (gated ebooks, CTO report, glossary) and Flutter community engagement. Named enterprise clients include Credit Agricole Bank Polska (CA24 mobile banking, built by a 200+ person team), Virgin Money, NOS, Shell, Sennheiser, Google, Enterprise Switzerland, MMG Talent, Wedel, and Welliba, spanning banking, telecom, automotive, HRTech, F&B, and technology verticals across EMEA, the Middle East, and North America.
In April 2026, Acer Gadget Inc., a subsidiary of Acer Group, acquired a 30% stake in Leancode Inc. for approximately $9.055M, providing strategic capital and a North American anchor through the Plugable Technologies subsidiary. The firm reports 80+ employees with 40+ dedicated Flutter developers and has been recognized on Deloitte Technology Fast 50, Clutch 100 Fastest Growing, Forbes Diamond, and Gazele Biznesu lists in 2023–2025.
LeanCode firmographics
Firmographics- Name
- LeanCode
- Legal name
- Leancode Inc.
- Website
- https://leancode.co
- Company type
- Private
- Founded year
- 2016
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- LeanCode is a Warsaw-based Flutter software consultancy delivering mobile, web, and desktop applications for enterprise clients and scale-ups across banking, telecom, mobility, and technology verticals. It combines project delivery, staff augmentation, and proprietary tooling including the open-source Patrol testing framework and a 21-step migration methodology.
- Ownership category
- akta.pro rank
LeanCode industry classification
Industry- Product category
- Custom Software Development Services
- NAICS
- Computer Systems Design and Related Services (54151)
- SIC
- Services-Computer Programming Services (7371)
- akta.pro primary industry
- Mobile, Web & UI Engineering (Frontend, Backend, APIs, Mobile) (EDABAFAM)
Keywords
Where LeanCode is headquartered
LocationHeadquarters
- HQ city
- Warsaw
- HQ country
- Poland
- HQ region
- Europe
Offices1 record
Markets served
LeanCode business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure
Revenue model
- Custom Software Development Services: Full-service custom mobile, web, and desktop application development using Flutter and other technologies. Engagement models include project-based delivery and staff augmentation.
- Consulting Services: IT consulting, mobile app audits, technology strategy, and migration advisory services
- Training & Education: Flutter training programs and workshops for enterprise teams
- Support & SLA Services: Ongoing support, maintenance, and service level agreement services post-deployment
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Multi-year contract | Enterprise Custom Development |
| Subscription | Monthly | Staff Augmentation |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels8 records
LeanCode product offering
Product offeringCore offering
LeanCode is a Flutter development consultancy that designs, builds, and maintains cross-platform mobile, web, and desktop applications for enterprise clients and scale-ups. Its services span the full product lifecycle from discovery workshops and UX/UI design through custom development, staff augmentation, automated UI testing, and post-launch support/SLA. The firm also produces proprietary methodologies (a 21-step Flutter Migration Framework) and open-source tools (Patrol, an end-to-end Flutter testing framework).
Product overview
LeanCode is a Flutter-focused software development consultancy based in Poland, offering end-to-end product development services across the entire product lifecycle. The company provides a structured service offering organized into three phases: Discovery (scoping workshops, design thinking workshops, UX/UI design, IT consulting, mobile app audit), Delivery (mobile app development, web app development, custom software development, staff augmentation, automated UI testing), and Growth (AI transformation, Flutter training, support and SLA, hosting and DevOps services). The company specializes in Flutter development for mobile, web, and desktop platforms and has developed its own open-source tool called Patrol for Flutter UI testing. LeanCode also produces knowledge resources including a Migration to Flutter Guide (21-step framework), Flutter CTO Report, Flutter for Enterprise Ebook, and Flutter Glossary. The consultancy has delivered 100+ digital products for enterprise clients including Credit Agricole Bank Polska, NOS, Virgin Money, Shell, and Sennheiser.
Differentiator
Problem solved
Functional benefit
Products and services
- Mobile App Development
- Web App Development Tailored web application development, including Flutter Web and React-based solutions for responsive web applications, for clients seeking web counterparts to mobile products.
- Custom Software Development Custom software solutions built to specific client requirements, leveraging appropriate technologies (Flutter, React, .NET, Node.js) for each project, from discovery through deployment.
- Staff Augmentation 2.0 IT staff augmentation services providing dedicated Flutter developers and technical experts to supplement client development teams, with flexible team scaling on monthly billing.
- UX/UI Design User experience and interface design services for creating intuitive, visually appealing digital products, delivered as part of LeanCode's Discovery phase.
- Scoping Workshops Free initial workshops to assess project feasibility, understand business drivers, and provide ballpark estimates for mobile and web development projects.
- Design Thinking Workshops Workshop sessions helping clients transform product visions into actionable concepts and detailed implementation plans through design thinking methodology.
- Mobile App Audit Comprehensive audit services for existing mobile applications to evaluate technical feasibility, user experience, and improvement opportunities.
- IT Consulting Strategic IT consulting services including technology stack selection, architecture decisions, and digital transformation guidance for enterprise clients.
- AI Transformation
- Flutter Training Training programs for Flutter development to upskill client teams on Flutter best practices and patterns.
- Support and SLA Ongoing support services with service level agreements for maintaining and improving deployed applications.
- Hosting, Infrastructure, and DevOps Services Cloud infrastructure setup, hosting, and DevOps services for deploying and managing client applications.
- Patrol Setup & Training Setup and training services for Patrol, LeanCode's open-source UI testing framework for Flutter applications.
- Automated UI Testing in Flutter Automated UI testing services specifically for Flutter applications using Patrol and other testing frameworks.
- Patrol Open-source Flutter UI testing framework developed by LeanCode, enabling cross-platform end-to-end testing for mobile (iOS and Android) and web applications. Version 4.0 supports web testing and includes a VS Code extension.
Quantifiable outcome
- 4 months average delivery time for feature-rich mobile applications
- +5 more outcomes
Companies that use LeanCode
Customer profileNamed customers10 records
Segments5 records
Ideal customer profiles2 records
LeanCode technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration8 records
AI capability3 records
Feature4 records
LeanCode partnerships and signals
Strategic signalScale indicators5 records
Recent moves6 records
Expansion highlights6 records
LeanCode competitors and assessment
Company assessmentDirect peers
- Very Good Ventures: U.S./global Flutter-focused software consultancy that builds, migrates and scales Flutter applications for enterprises — essentially the most direct global comparator to LeanCode.
- Surf: Flutter and Dart development studio offering custom mobile and web app development with deep Flutter specialization, mirroring LeanCode's Flutter-exclusive delivery model.
- Invertase: Mobile development consultancy historically specialized in Flutter and Firebase with open-source contributions, directly comparable to LeanCode's Flutter + Patrol open-source positioning.
- Relevant Software: Mid-sized European software development company providing custom web and mobile app development including Flutter projects, with similar staff augmentation and dedicated team offerings.
Regional players
- Miquido: Poland-based (Kraków) mobile and AI development consultancy with strong Flutter expertise and similar cross-industry enterprise client base, making it the closest in-region peer.
- Netguru: Large Poland-based digital consultancy offering web, mobile and product design services with significant Flutter work, competing for similar scale-up and enterprise engagements as LeanCode.
- Bright Inventions: Poland-based mobile and software studio (formerly Droids On Roids) offering Flutter and native iOS/Android development — directly comparable on geography and delivery model.
Broad incumbents
- EPAM Systems: Global engineering services incumbent with broad mobile/web capabilities including Flutter — competes with LeanCode on enterprise digital transformation deals but at vastly larger scale.
- Globant: Large global digital consultancy providing enterprise application development with mobile and cross-platform offerings, comparable as a broader incumbent alternative for large enterprise Flutter programs.
- Itransition: Mid-sized IT services firm with mobile app development practices including Flutter/React Native, serving enterprise clients in similar industries (Banking, FinTech, Mobility).
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
LeanCode social profiles
Digital presenceLeanCode financial estimates
Financial estimateRevenue estimate
Valuation estimate
LeanCode leadership team
Management profileNumber of profiles
Profiles2 records
LeanCode subsidiaries and ownership
Company hierarchySubsidiaries1 record
LeanCode funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
LeanCode M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about LeanCode
What does LeanCode do?
LeanCode is a Flutter development consultancy that designs, builds, and maintains cross-platform mobile, web, and desktop applications for enterprise clients and scale-ups. Its services span the full product lifecycle from discovery workshops and UX/UI design through custom development, staff augmentation, automated UI testing, and post-launch support/SLA. The firm also produces proprietary methodologies (a 21-step Flutter Migration Framework) and open-source tools (Patrol, an end-to-end Flutter testing framework).
Is LeanCode a public or private company?
LeanCode is a private company. It is classified as corporate owned and is currently operating.
When was LeanCode founded?
LeanCode was founded in 2016. It employs 51 to 100 people.
Where is LeanCode based?
LeanCode is headquartered in Warsaw, Poland, in the Europe region.
How does LeanCode make money?
Four revenue lines are on record. Custom Software Development Services are the primary driver. The others are consulting Services, training & Education and support & SLA Services.
Who are LeanCode's main competitors?
Direct peers on record are Very Good Ventures, Surf, Invertase and Relevant Software. Regional players are Miquido, Netguru and Bright Inventions. Broad incumbents are EPAM Systems, Globant and Itransition.
Does LeanCode have an API?
No public API is recorded for LeanCode.
What industry is LeanCode in?
LeanCode's product category is Custom Software Development Services. Its primary akta.pro industry code is EDABAFAM, Mobile, Web & UI Engineering (Frontend, Backend, APIs, Mobile). Its NAICS code is 54151 and its SIC code is 7371.