LeanCode is a full-cycle software development company designated as an official Flutter consultant by Google. With a team of 80+ tech experts, we build software solutions that drive change and help businesses scale.
As your tech partner, we cover the entire software development lifecycle – from product strategy and design to development, launch, and maintenance. Our offering includes:
Flutter Development Services: Our 40+ Flutter engineers and 2 Google Developer Experts (GDEs) build secure apps for mobile, web, and desktop.
Product Strategy & IT Consulting: Through Design Thinking Workshops and Mobile App Audits, we validate ideas, define roadmaps, and ensure every app meets user needs and business goals.
Mobile App Development: We use our custom Mobile App Template with reusable components to accelerate development, reduce costs, and shorten time-to-market.
Product Growth: We go beyond launch, offering ongoing support, maintenance, and feature development. We fix issues fast, ensure smooth operation, and train your internal teams to keep the product growing.
Why choose LeanCode:
Recognized Flutter experts: We're official Flutter consultants appointed by Google – trusted for our technical excellence and community leadership. Enterprise know-how: From banking and finance to healthcare, real estate, education, and retail, we deliver solutions that meet strict security and compliance standards.
Trusted by top brands: We've partnered with enterprises such as Millennium Bank, Credit Agricole Bank Polska, Virgin Money, Tide, Maspex, Sonova, Shell, Viessmann, NOS, and E. Wedel.
Responsible owners: We deliver by taking ownership of every project and responsibility for the outcome.
Leaders in the Flutter community: We're one of the most active voices in the Flutter community – organizing events, creating solutions like Patrol, contributing to open source, and sharing knowledge at conferences across Europe and beyond.
Min project size
$25,000+
Hourly rate
$50 - $99 / hr
Employees
50 - 249
Locations
Warszawa, Poland
Year founded
Founded 2016
Languages
Timezones
2 Languages that we service
English
Polish
15 Timezones that we service
HST
Hawaii Standard Time (HST)
AKST
Alaska Standard Time (AKST)
PST
Pacific Standard Time (PST)
MST
Mountain Standard Time (MST)
CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
AST
Arabia Standard Time (AST)
ACT
Australia Central Time (ACT)
AET
Australia Eastern Time (AET)
CET
Central European Time (CET)
EET
Eastern European Time (EET)
GMT
Greenwich Mean Time (GMT)
MET
Middle East Time (MET)
NST
New Zealand Standard Time (NST)
SGT
Singapore Standard Time (SGT)
1 Locations
Warszawa , Poland
No have been added yet...
Pricing Snapshot
Min. project size
$25,000+
Avg. hourly rate
$50 - $99
/hr
Rating for cost
4.9
/5
What Clients Have Said
LeanCode is noted for providing good value for cost, with clients emphasizing affordable pricing and a strong fit for budgets. They have successfully delivered projects on time while maintaining high quality, with team sizes typically ranging from 2 to 10 employees.
LeanCode's teams are praised for their clear and efficient communication across various platforms. This facilitates smooth collaboration, transparency, and a strong understanding of client needs and project requirements.
Business Insight and Strategic Guidance
LeanCode provides valuable business insights and strategic guidance, helping clients make informed decisions and avoid potential pitfalls. This support extends beyond technical development, adding significant value.
Room for English Proficiency Improvement
While clients generally praise LeanCode's communication, there is occasional feedback suggesting minor improvements in English language proficiency could further enhance communication and understanding.
Impressive Flutter Expertise
LeanCode is consistently praised for their deep expertise in Flutter development, helping clients transition to cross-platform solutions and implement best practices effectively. Their technical knowledge contributes to high-quality, scalable applications.
Reliable On-Time Delivery
Clients frequently commend LeanCode for delivering projects on time, meeting deadlines, and maintaining a consistent delivery pace. This reliability helps build trust and ensures projects progress smoothly without delays.
Cultural Fit and Value Alignment
Clients often choose LeanCode for their cultural fit and alignment of company values. This shared understanding fosters a collaborative and harmonious working relationship, enhancing project outcomes.
App Management & Support for Mobility Solutions Firm
Application Management & SupportApplication TestingMobile App Development
Confidential
Feb. - Sep. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"We greatly valued their deep knowledge and technical expertise in the Flutter framework."
Sep 9, 2024
Product Manager, Ride Tech
Julian Jagan
Automotive
Switzerland
11-50 Employees
Online Review
A contactless mobility solutions company hired LeanCode to build two apps for customers and internal use. The team also integrated third-party solutions and the client's backend.
LeanCode successfully delivered the applications on time, reduced app crashes, and introduced analytics to measure app growth. The team was highly knowledgeable and receptive from a workflow standpoint, and internal stakeholders praised the service provider's vast development proficiency.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Product Manager of Ride Tech
Describe what your company does in a single sentence.
Contactless mobility solutions
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire LeanCode to accomplish?
Replicate UI designs provided
Work in sync with our backend team to deliver a mobile solution
Deliver a great UX for both consumer and employee facing interfaces
Work flexibly and to deadline to achieve business goals
SOLUTION
How did you find LeanCode?
Referral
Why did you select LeanCode over others?
High ratings
Pricing fit our budget
Great culture fit
Referred to me
Company values aligned
How many teammates from LeanCode were assigned to this project?
6-10 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
Leancode were tasked with building two applications one customer facing and one internal facing application. In order to reach this goal, leancode had to integrate a number of third-party solutions for content, payment, authentication and interaction with hardware devices via bluetooth for access to physical vehicles.
Took over an incomplete project and delivered a fucntioning v1 to delivery date
Follow designs and provide feedback on technical feasibility
Integrate mobile applications with our backend
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Delivered apps to stores meeting deadlines
Reduced app crashes with iterative releases
Introduced analytics to measure app growth
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Project was managed well by a product owner from Leancode. Weekly delivery cycles meant features were delivered on time after QA. The team was very reactive to our evolving needs in the post-launch phase.
What was your primary form of communication with LeanCode?
Virtual Meeting
What did you find most impressive or unique about this company?
We greatly valued their deep knowledge and technical expertise in the Flutter framework. Additionally, Leancode's willingness to adapt their processes to fit with our process while preserving their principal values was impressive. Additionally, the focus on communication from the start gave the appropriate overview of daily progress and challenges.
Are there any areas for improvement or something LeanCode could have done differently?
A more visible presence on clutch for us to have engaged with Leancode earlier
A bit longer visibility on personnel issues causing reduced development capacity
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
IT Staff Augmentation for Drug Research Institute
Custom Software DevelopmentIT Staff AugmentationMobile App Development
$50,000 to $199,999
Jan. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"They are highly skilled in Flutter."
Jul 24, 2024
Lead Software Engineer, CHDR
Anonymous
Other industries
Leiden, Netherlands
501-1,000 Employees
Online Review
LeanCode has provided developers to expand the size and skill set of a drug research institute's development team. The goal is to build an app for conducting neurological research.
The client is satisfied with LeanCode’s developers, who actively collaborate in developing the software. They communicate well via virtual meetings and email. Customers can expect a team that is highly skilled in Flutter.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Lead Software Engineer of CHDR
Describe what your company does in a single sentence.
We perform clinical trials of new drugs before they come to market.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire LeanCode to accomplish?
Teach our development team how to build apps in flutter.
Expand our development team to quickly build an app for conducting neurological research.
Build a new frontend for our legacy Windows application
SOLUTION
How did you find LeanCode?
Online Search
Why did you select LeanCode over others?
High ratings
Good value for cost
How many teammates from LeanCode were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
We used their developers to expand the size and skillset of our team. The deliverabls were source code, code review, and advice.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Functionality of jointly developed software
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Projectt management was done in house
What was your primary form of communication with LeanCode?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
They are highly skilled in Flutter.
Are there any areas for improvement or something LeanCode could have done differently?
Their staff are young with several still students, making staff availibilty problematic
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
Mobile App & Web Dev for Financial Management Platform
Mobile App DevelopmentWeb Development
Confidential
Sep. 2023 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
"They delivered all items on time and under budget."
May 17, 2024
Co-Founder & CEO, YourOwn
Joshua Lory
Verified
Financial services
San Francisco, California
1-10 Employees
Online Review
Verified
LeanCode has supported a financial management platform in developing a cross-platform iOS and Android app, as well as a web app, which includes handling backend tasks, leveraging Flutter, and conducting QA.
LeanCode has effectively helped the client develop the world's pioneering digital wallet, granting users unparalleled control over their financial data. LeanCode has delivered all tasks on time and under budget — they've been highly invested in the project as though it had been their own.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Co-Founder & CEO of YourOwn
Describe what your company does in a single sentence.
Own your financial data in a secure digital wallet. Use it to build wealth, buy homes, rent places and more.
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire LeanCode to accomplish?
Accelerate development of web app
Develop cross platform support for IOS and Android
SOLUTION
How did you find LeanCode?
Referral
Why did you select LeanCode over others?
Pricing fits our budget
Great culture fit
Good value for cost
Referred to me
Company values aligned
How many teammates from LeanCode were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
We contracted with Leancode for their experience with Flutter and strong QA capabiltities. We have a full time mobile developer and part time back end developer on staff.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Developed and launched the worlds first digital wallet that proides indidviduals with control over their financial data. We released web, IOS and android apps to service users across any platform.
Describe their project management. Did they deliver items on time? How did they respond to your needs?
Yes. They delivered all items on time and under budget.
What was your primary form of communication with LeanCode?
Virtual Meeting
Email or Messaging App
What did you find most impressive or unique about this company?
The tenacity of their developers to jump in and get things done quickly, with high quality and own the work like it was thier business.
Are there any areas for improvement or something LeanCode could have done differently?
N/A
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 Development for Venture Builder
Application TestingCustom Software DevelopmentWeb Development
$50,000 to $199,999
Dec. 2023 - Mar. 2024
5.0
Quality
5.0
Schedule
4.5
Cost
4.5
Willing to Refer
5.0
"The team worked in a timely fashion but at the same time was flexible when we needed to adjust the scope."
Apr 4, 2024
Product Owner, The Heart
Tomasz Wilczak
Verified
Other industries
Warsaw, Poland
11-50 Employees
Online Review
Verified
LeanCode developed a web app for the new venture of a venture builder. Their work was comprehensive, encompassing from conception to usable MVP delivery.
LeanCode delivered fast-paced development work, staying very engaged, professional, and insightful throughout the project. The team worked quickly while remaining flexible to scope changes. Moreover, they offered good communication, leveraging virtual meetings.
The client submitted this review online.
BACKGROUND
Please describe your company and position.
I am the Product Owner of The Heart
Describe what your company does in a single sentence.
We are a Venture Builder - we're building digital startups at scale
OPPORTUNITY / CHALLENGE
What specific goals or objectives did you hire LeanCode to accomplish?
Build an MVP for one of our new ventures
SOLUTION
How did you find LeanCode?
Referral
Why did you select LeanCode over others?
Close to my geographic location
Pricing fit our budget
Great culture fit
Company values aligned
How many teammates from LeanCode were assigned to this project?
2-5 Employees
Describe the scope of work in detail. Please include a summary of key deliverables.
LeanCode was responsible for the development of our web app idea from scratch to a usable MVP.
RESULTS & FEEDBACK
What were the measurable outcomes from the project that demonstrate progress or success?
Fast paced development, very engaged , insightful and professional team
Describe their project management. Did they deliver items on time? How did they respond to your needs?
The team worked in a timely fashion but at the same time was flexible when we needed to adjust the scope. Every week we had a demo meeting when could see the current state of the app and the progress made in the previous week.
What was your primary form of communication with LeanCode?
Virtual Meeting
What did you find most impressive or unique about this company?
Engaged and professional team, good communication
Are there any areas for improvement or something LeanCode could have done differently?
I can't think of anything
RATINGS
5.0
Quality
5.0
Service & Deliverables
Schedule
4.5
On time / deadlines
Cost
4.5
Value / within estimates
Willing to Refer
5.0
NPS
Showing 31-34 of
34 Reviews
Our Story
We began as a small group of six dedicated professionals. Today, we've grown to a team of over 80 tech experts, all focused on building software solutions that drive change and help businesses scale.
What sets us apart? Our deep technical expertise is combined with a strong business mindset. Flutter, Google’s leading cross-platform development framework, lies at the core of our work, enabling us to deliver complex projects faster, shorten time-to-market, and ensure top-tier performance.
What Sets Us Apart
World-class Flutter experts
Poland is home to some of the world’s best engineers, and our Flutter team represents the very best of them.
True problem solvers
We go beyond code to understand and solve real business challenges, helping the product move forward and scale effectively.
Enterprise-level consultants
We bring vast experience managing complex IT systems for large enterprises, ensuring they meet rigorous standards of reliability, scalability, and security.
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