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Experience boutique-quality software delivery.

300.codes is one of the fastest-growing 🚀 software design & development agency in Poland. We design interfaces that engage users and ignite your business growth. We develop apps that seamlessly integrate top-notch design, enabling your business to achieve remarkable sales results.

We believe that when working with technology, it's important to stay in touch with people. This drives us to offer boutique-quality software delivery focused on close personal interactions.

What we can do for you?

  • Silver Verified
  • $25,000+
  • $50 - $99 / hr
  • 10 - 49
  • Founded 2018

2 Languages that we service

  • English
  • Polish

1 Timezone that we service

GMT
Greenwich Mean Time (GMT)
Average Review Rating
5.0
Total Reviews
17
Most Common Project Size
$10,000 to $49,000
Average Referral Rating
5.0 /5

Focus

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    Locations (2)

    31 - 40

    Overall Review Rating

    5.0
    • Quality

      4.9 /5
    • Schedule

      4.9 /5
    • Cost

      4.6 /5
    • Willing to Refer

      5.0 /5
    See all 17 Reviews
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    Gas Emmissions Calculator Design & Dev for European Bank

    • API Development Custom Software Development UX/UI Design
    • $50,000 to $199,999
    • Mar. - Sep. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "The technical expertise and innovative problem-solving approach of 300.codes stood out."
    Nov 2, 2023

    300.codes designed and developed a custom gas emissions calculator for a European bank using Python and React. 300.codes was responsible for UI/UX design and integration of real-time data analytics.

    Mobile App Dev for Software Company

    • Mobile App Development
    • Confidential
    • Feb. 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "We look forward to engaging with them for future endeavors."

    Aug 29, 2023

    300.codes has maintained and enhanced a mobile app for a software company. The team has also cooperated with the client to design a POC for the app and to integrate it with their camera software system.

    UI/UX Design & Web Development for Outsourcing Solution

    • UX/UI Design Web Development
    • $10,000 to $49,999
    • Aug. - Nov. 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They were proactive in addressing our concerns and always ensured that we were satisfied with the project’s direction."

    Jun 12, 2023

    300.codes designed and developed a website for an outsourcing solution company. The team created the site's UI/UX design and developed its technical aspects. 300.codes created a responsive and scalable site.

    Mobile App Dev & Design for Wood-Based Product Manufacturer

    • Mobile App Development Other Design
    • $50,000 to $199,999
    • June - Dec. 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "The 300.codes team drew my attention to risks I hadn’t thought of."

    Jan 26, 2023

    A wood-based product manufacturer hired 300.codes to design and develop a hybrid mobile app for iOS and Android. The team also performed a UX audit to identify problematic interface elements.

    Staff Augmentation & Site Dev for Professional Services Firm

    • IT Staff Augmentation UX/UI Design Web Development
    • $50,000 to $199,999
    • Sep. 2020 - Oct. 2021
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "When we were at crucial moments of the project, they showed adaptability and understanding."

    Oct 14, 2022

    300.codes augmented a professional services firm's development team to help them build an export promotion portal. They were responsible for the website's UI/UX design, development, and hosting infrastructure.

    Custom Software Dev for Wood-Based Material Manufacturer

    • Custom Software Development
    • $50,000 to $199,999
    • Oct. 2021 - Feb. 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "Their way of managing the project was at a very high level."

    Aug 29, 2022

    300.codes was hired to develop a web app for a wood-based material manufacturer to keep track of their operations, orders, and projects. They also provided wireframes and iterated several prototypes.

    UI/UX Design for Lingerie Brand

    • UX/UI Design
    • Confidential
    • July - Nov. 2021
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    4.5
    Willing to Refer
    5.0

    "The whole team very carefully listened to all of our needs."

    Jul 29, 2022

    300.codes was hired by a lingerie brand to design the UI/UX of their e-commerce site. They started by defining the visual direction for the site's desktop version before pivoting to a mobile-first approach.

    E-Commerce Development for Premium Cosmetics Company

    • E-Commerce Development
    • $10,000 to $49,999
    • Sep. 2021 - Ongoing
    4.5
    Quality
    4.5
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "They're super oriented towards our business results."

    Jul 10, 2022

    300.codes provided e-commerce development services for a cosmetics company. They've automated the client's online store and improved its UI/UX design.

    Admissions Portal Development for University

    • Custom Software Development
    • $200,000 to $999,999
    • Dec. 2018 - June 2022
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I can assure you that their customer service is top-notch."

    Jun 14, 2022

    A university hired 300.codes to build a modern and mobile-friendly admissions portal with integrated Salesforce. The team handled the implementation, maintenance, and further development of the site.

    Custom Software Development for Bank

    • Custom Software Development
    • Confidential
    • Nov. 2018 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    2.5
    Willing to Refer
    5.0

    "300.codes was determined to deliver the result which meets our expectations."

    Mar 29, 2021

    300.codes develops a food and agricultural portal for a bank. The portal offers tools to improve farmers' daily work, as well as present knowledge about the food and agricultural sector and industry events.

    Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

    Learn More
    Verified Client Reviews
    15
    Overall Review Rating
    5
    Source
    Clutch
    Last Updated
    November 2, 2023
    Business Entity
    Business Entity Name 300.codes Sp. z o.o.
    Source Central Statistical Office of Poland
    Jurisdiction of Formation Poland
    Date of Formation January 7, 2014
    Status Active
    Last Updated October 26, 2022
    ID 0000493422
    Payment & Legal Filings
    International Credit Risk Assessment Low Risk
    Source Creditsafe
    Last Updated October 26, 2022

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