ciunkos.comRankings

E-commerce in Kraków, ranked for 2027

Best e-commerce software houses in Kraków

  1. 1TandemiteE-commerce is 45% of client industries on its Clutch profile.76
  2. 2Montrose SoftwareE-commerce is 20% of client industries on its Clutch profile.76
  3. 3HatimeriaE-commerce is 65% of client industries on its Clutch profile.73

Ask for stores they run today with real traffic, and for the integrations behind them: ERP, payments, shipping and marketplaces. The storefront is the easy part. I found 34 companies with an office in Kraków that show e-commerce work in at least one source (34 by their Clutch profile), and checked each in the court register, its latest filing and its employee reviews. 28 meet the ranking criteria and the 7 highest scores are below. I sell the alternative: one senior engineer working with AI agents.

In short: The highest-scoring e-commerce software houses in Kraków for 2027 are Tandemite (score 76), Montrose Software (score 76) and Hatimeria (score 73). The 0 to 100 score combines court register data, the latest financial statement, Clutch client reviews, GoWork employee reviews and open roles on the job boards. Paid Clutch positions do not count.

Get matched offers in 24 hoursSee the top 7Download the data (CSV)

  • 34companies checked
  • 10verified in KRS
  • 10with a financial statement
  • 10with an employee review profile
  • 7ranked

Which company fits your project

  • TandemiteE-commerce is 45% of client industries on its Clutch profile. Score 76, 4.9 on Clutch from 12 reviews, profit in 2025.
  • Montrose SoftwareE-commerce is 20% of client industries on its Clutch profile. Score 76, 4.9 on Clutch from 8 reviews, loss in 2025.
  • HatimeriaE-commerce is 65% of client industries on its Clutch profile. Score 73, 4.9 on Clutch from 12 reviews, profit in 2025.
  • Office SamuraiE-commerce is 15% of client industries on its Clutch profile. Score 72, 5.0 on Clutch from 6 reviews, profit in 2025.
  • One senior instead of a teamIf the project fits one person with coding agents, compare the cost before you pay an agency margin.

The picks come from the data in the full table, not from who paid. A company enters this list when at least one source shows e-commerce work; the share on Clutch is what the company declares.

The top 7 at a glance

Click a column to sort.

#CompanyPeopleClutchRateFocusScore
1
Tandemiteprofit 499K PLN (2025)
10-494.9 · 1250–99 USD/hPIM implementation76
2
Montrose Softwareloss 25K PLN (2025)GoWork 8/3
50-2494.9 · 850–99 USD/hCustom software76
3
Hatimeriaprofit 850K PLN (2025)
10-494.9 · 1250–99 USD/hPlatform migrations73
4
Office Samuraiprofit 344K PLN (2025)GoWork 2/6
50-2495.0 · 6100–149 USD/hRPA implementation and managed services72
5
SKM Groupprofit 76K PLN (2025)
10-494.9 · 950–99 USD/hLegacy software modernization71
6
Webchefs Software Companyprofit 203K PLN (2025)
10-495.0 · 750–99 USD/hCustom business systems71
7
Ultimate Systemsloss 3K PLN (2025)
10-495.0 · 2250–99 USD/hWeb applications61

The ranking

The order below is the score from five axes: transparency, client reputation, stability, specialization and activity. Here specialization measures how strong the e-commerce evidence is. Weights and the full method are on the guide page.

Financial figures come from the latest filing of the Polish company. For subsidiaries of foreign groups they can be far from the size of the real business. Open the sources under each entry before you shortlist.

Tandemite

Kraków e-commerce and PIM shop building B2B and B2C stores on Pimcore and Shopware for manufacturers and retailers.

Clutch: 4.9 (12 reviews)Rate: 50–99 USD/hMin. project: 5,000 USD

Best for: A manufacturer or wholesaler moving B2B sales online, with a PIM on Pimcore and a PHP store on Shopware.

Verdict. Tandemite fits a manufacturer that wants PIM and a B2B store from one vendor. Go elsewhere for a mobile app or a SaaS product.

Pros

  • Holds Pimcore Gold Partner and Shopware Business Partner status.
  • The portfolio shows 16 case studies, including B2B stores for Zarys and Dexis Belgium.
  • Profitable in 2025, with 499K PLN of profit on 5.6M PLN of revenue.
  • Clutch shows 4.9 from 12 reviews, with projects from 5,000 USD.

Cons

  • Focuses on PIM and e-commerce, so a SaaS or mobile app falls outside its core.
  • The about page still shows an unfilled „Partner to over X companies” placeholder.
  • Had zero open roles at the last snapshot, with a team of 30.

From their website and Clutch profile

  • The about page says the team has 30 professionals, with offices in Kraków and Amsterdam. (source)
  • The portfolio lists 16 case studies, mostly Pimcore, Shopware and Magento stores, with no years. (source)
  • The home page claims Pimcore Gold Partner, Shopware Business Partner and Storyblok partner status. (source)
  • The about page still shows an unfilled placeholder, „Partner to over X companies”. (source)

Clients they name: Samsung, Axa, John Deere, Nowy Styl, Abra meble, Zarys, Dexis Belgium, Canpol Babies

PIM implementation (Pimcore, Akeneo, Ergonode)B2B and B2C e-commerce (Shopware, Magento)Headless CMS (Storyblok)Digital experience platformsUX/UI designMaintenance of existing stores
Tandemite homepage
Homepage of tandemite.com, screenshot taken October 28, 2026. Content and marks belong to Tandemite.

Montrose Software

Kraków engineering team with a New Jersey sales office that builds data, finance and e-commerce software for US clients.

Clutch: 4.9 (8 reviews)Rate: 50–99 USD/hMin. project: n/a

Best for: US finance and e-commerce firms looking for an ISO-certified Kraków team for data and reporting work.

Verdict. Use Montrose Software for finance data, reporting or e-commerce migrations aimed at the US market. Skip it if you want a Poland-focused partner with many public reviews.

Pros

  • The site names US finance clients such as Wells Fargo and Lord Abbett across 18 case studies.
  • Lists ISO/IEC 27001:2022 and ISO 9001:2015, which regulated clients often require.
  • The last snapshot showed 2 remote roles on JustJoin. GoWork reviews lean positive, with 8 positive and 3 negative.

Cons

  • The 2025 statement shows a small loss of 25K PLN on 10.5M PLN of revenue.
  • Clutch has only 8 reviews for a company that claims over 200 clients since 2012.
  • Clutch lists New Jersey as headquarters, so a Polish buyer may first deal with a US-facing sales team.

From their website and Clutch profile

  • The projects page shows 18 case studies, mostly US finance and e-commerce clients such as Wells Fargo and Lord Abbett, and claims over 200 clients since 2012 (source).
  • The home page shows ISO/IEC 27001:2022 and ISO 9001:2015, plus addresses in Kraków and South Orange, NJ (source).
  • Clutch names South Orange, NJ as headquarters, while KRS places the Polish company in Kraków (source).
  • Clutch shows 4.9 from 8 reviews, with reported budgets from 180,000 USD up to 1 million USD (source).

Clients they name: Wells Fargo, Lord Abbett, Climate Bonds Initiative, Freshpair, Home Partners, Kids Discover

Custom software developmentWeb and e-commerce developmentMobile app developmentAI and machine learningCloud engineering and DevOpsQA and testingDockerKubernetesReactJavaScript
Montrose Software homepage
Homepage of www.montrosesoftware.com, screenshot taken October 28, 2026. Content and marks belong to Montrose Software.

Hatimeria

Kraków e-commerce agency building and migrating Magento, Hyvä, Shopify and Optimizely stores since 2011.

Clutch: 4.9 (12 reviews)Rate: 50–99 USD/hMin. project: 50,000 USD

Best for: Online retailers moving to Shopify or Hyvä Magento who want measured gains in speed and sales.

Verdict. Pick Hatimeria for a Shopify or Hyvä migration with performance targets. Skip it for custom software outside commerce.

Pros

  • Shopify case studies report +54% sales for PLATATAC and +55% for Tactile Audio Furniture.
  • Two-time Hyvä Gold Partner, with Magento-certified developers.
  • Profitable in 2025, with 850K PLN of profit on 5.5M PLN of revenue.
  • Clutch shows 4.9 from 12 reviews.

Cons

  • The site gives no street address or legal entity details.
  • The registry entity dates from 2022, while the site claims a 2011 start.
  • The minimum project on Clutch is $50,000.

From their website and Clutch profile

  • The about page says the company started in Kraków in 2011, while the registry entity dates from 2022 (source)
  • Case studies report +54% sales after the PLATATAC Shopify migration and +55% for Tactile Audio Furniture on Shopify (source)
  • The home page claims two-time Hyvä Gold Partner status (source)
  • The site gives a phone number and email but no street address or legal entity (source)

Clients they name: MODIVO & eobuwie, PLATATAC, GraduationSource, Bedre Nætter, Tactile Audio Furniture, GUGUshop

Platform migrationsMagento and Hyvä developmentShopify developmentPerformance and SEO optimization3D configurators and ERP integrationsDiscovery workshops
Hatimeria homepage
Homepage of www.hatimeria.com, screenshot taken October 28, 2026. Content and marks belong to Hatimeria.

Office Samurai

Kraków RPA and process intelligence boutique, a UiPath Diamond Partner now selling AI agents.

Clutch: 5.0 (6 reviews)Rate: 100–149 USD/hMin. project: 50,000 USD

Best for: Large companies with back-office work in finance, HR or SAP that want RPA or AI agents on UiPath.

Verdict. Hire Office Samurai to automate back-office processes on UiPath at scale. For a new product or app, pick a software house.

Pros

  • UiPath Diamond Partner with EMEA Innovation Awards in 2022 and 2023.
  • Client logos include Philips, Aon, Medicover and IKEA.
  • The about page claims 500+ projects for 80+ clients.
  • Runs training, so your own staff can maintain the bots.

Cons

  • GoWork sentiment is negative, with 6 negative against 2 positive among 130 entries.
  • Clutch lists 100 to 149 USD per hour and a 50,000 USD minimum.
  • The work centers on UiPath and process automation, so a custom app build is out of scope.

From their website and Clutch profile

  • The about page claims 500+ projects, 80+ clients and 45 people since 2018. (source)
  • The about page lists UiPath EMEA Innovation Awards for 2022 and 2023. (source)
  • The SPS case study claims 50%+ less admin work and 25% more productive capacity. (source)
  • InPost and Inter Cars appear among client logos with no project details. (source)

Clients they name: Philips, Aon, InPost, Medicover, IKEA, Polpharma, SPS

RPA implementation and managed servicesAI agents and document processingProcess intelligence and discoveryAutomation CoE setupSAP automationTrainingAI
Office Samurai homepage
Homepage of office-samurai.com, screenshot taken October 28, 2026. Content and marks belong to Office Samurai.

SKM Group

Kraków software house modernizing legacy .NET systems and building Azure, Dynamics 365 and store integrations.

Clutch: 4.9 (9 reviews)Rate: 50–99 USD/hMin. project: 10,000 USD

Best for: Manufacturers and distributors with an aging .NET system or a Plentymarkets shop that needs ERP integration.

Verdict. Pick SKM Group to modernize a .NET or Azure system. For Shopify or low-code, look elsewhere.

Pros

  • Case studies name Verge Sport, XO Care, Hutchinson and Krosno Glass.
  • Holds Microsoft Solutions Partner status for Data & AI on Azure.
  • Clutch shows 4.9 from 9 reviews, with a $10,000 minimum project.
  • Profitable in 2025, with 76K PLN of profit on 3.6M PLN of revenue.

Cons

  • Shopify and low-code, both ranking topics, do not appear on the site.
  • Staff augmentation is 20% of the Clutch mix, and the site sells IT outsourcing.
  • The registry entity dates from 2024, while the site claims 2008.

From their website and Clutch profile

  • The about page dates the company to 2008, while the registry entity dates from 2024 (source)
  • Case studies are mostly .NET and Azure work, plus several Plentymarkets store integrations (source)
  • The home page mentions neither Shopify nor low-code (source)
  • The contact page lists one office at ul. Wadowicka 7 in Kraków, matching the registry address (source)

Clients they name: Verge Sport, XO Care, Hutchinson, Krosno Glass, Mercator, Trees4Travel

Legacy software modernizationCustom software developmentIT outsourcingAI servicesIndustry 4.0 systemsERP and e-commerce integrations
SKM Group homepage
Homepage of www.skmgp.com, screenshot taken October 28, 2026. Content and marks belong to SKM Group.

Webchefs Software Company

Kraków software house building business systems, e-commerce and marketing support for mid-size firms.

Clutch: 5.0 (7 reviews)Rate: 50–99 USD/hMin. project: 10,000 USD

Best for: Owner-led firms that want a CRM, quoting system or logistics platform shaped to their process, plus web support.

Verdict. Pick Webchefs for a mid-size business system or a logistics tool with a hands-on small team. For a large multi-team program, look for more capacity.

Pros

  • Profitable in 2025, with 203K PLN of profit on 1.8M PLN of revenue.
  • W.KRUK has worked with the team for 9 years, per the case studies page.
  • The PaperBoy logistics platform replaced 3 separate systems.
  • Clutch shows 5.0 from 7 reviews.

Cons

  • Revenue of 1.8M PLN points to a small team.
  • Case studies give no metrics beyond the PaperBoy system count.
  • Low-code work from the Clutch profile does not show on the site.

From their website and Clutch profile

  • The case studies page lists 4 clients, including a 9-year collaboration with W.KRUK. (source)
  • The PaperBoy testimonial says the team replaced 3 separate systems with one logistics platform. (source)
  • The pricing page describes Waterfall, Agile and MVP models and shows no prices. (source)
  • The site sells its own products, a Simple B2B CRM and an AI tool for comparing PDFs. (source)

Clients they name: W.KRUK, PaperBoy, Bakotech, Trust Investment, PSO Flota

Custom business systems (CRM, ERP, PLM)Corporate websites and landing pagesTailored e-commerceQuotation systemsAI for businessWorkshops and training
Webchefs Software Company homepage
Homepage of webchefs.tech/en, screenshot taken October 28, 2026. Content and marks belong to Webchefs Software Company.

Ultimate Systems

Kraków software house building web apps, mobile apps and ERP systems for logistics, industry and public institutions.

Clutch: 5.0 (22 reviews)Rate: 50–99 USD/hMin. project: 25,000 USD

Best for: Small manufacturers and logistics firms near Kraków that need a modest ERP or web app and can vet the team first.

Verdict. Consider Ultimate Systems only for a small, well-specified app after a call that confirms who is on the team. For anything critical, pick a firm with active delivery and current references.

Pros

  • Testimonials name POLIN Museum and Uniprofil, which got a production and inventory ERP.
  • Clutch shows 5.0 from 22 reviews.
  • The site lists integrations with Comarch Optima and Asseco.

Cons

  • Revenue in 2025 was 161K PLN, too little for a 10-49 person team.
  • The site has an expired certificate, broken case study pages and no blog post since 2023.
  • GoWork shows 2 negative entries out of 4.

From their website and Clutch profile

  • The footer lists Ultimate Systems Sp z o.o. at Ślusarska 8/152 in Kraków, matching the register, without KRS or NIP. (source)
  • The TLS certificate expired on 16 October 2026, so browsers show a security warning. (source)
  • The case study page and the Polish contact page return a 500 server error. (source)
  • The newest blog post is dated 21 November 2023, and the home page still says 5 years of experience. (source)

Clients they name: POLIN Museum of the History of Polish Jews, Uniprofil, Bracia Sadurscy, Free Walkative Tour

Web applicationsMobile apps for Android and iOSUX and graphic designERP and inventory systemsPost-launch support under SLAIntegrations with Comarch Optima and Asseco
Ultimate Systems homepage
Homepage of ultimate.systems/web, screenshot taken October 28, 2026. Content and marks belong to Ultimate Systems.

Every company we checked

The table below has the 34 companies with e-commerce evidence in Kraków, including the ones that do not qualify for the ranking, with the reason. Sort by any column.

Show all 34 companies
Size: Rate: · 34
#CompanyHQ (KRS)PeopleClutchRateRevenueProfitFocusScoreLinks
1
TandemitePIM implementation
Kraków10-494.9 · 1250–99 USD/h5.6M PLN499K PLNPIM implementation76WebsitePortfolioClutchKRS
2
Montrose SoftwareCustom software
Kraków50-2494.9 · 850–99 USD/h10.5M PLN-25K PLNCustom software76WebsitePortfolioClutchKRS
3
HatimeriaPlatform migrations
Kraków10-494.9 · 1250–99 USD/h5.5M PLN850K PLNPlatform migrations73WebsitePortfolioClutchKRS
4
Office SamuraiRPA implementation and managed services
Kraków50-2495.0 · 6100–149 USD/h15.8M PLN344K PLNRPA implementation and managed services72WebsitePortfolioClutchKRS
5
SKM GroupLegacy software modernization
Kraków10-494.9 · 950–99 USD/h3.6M PLN76K PLNLegacy software modernization71WebsitePortfolioClutchKRS
6
Webchefs Software CompanyCustom business systems
Kraków10-495.0 · 750–99 USD/h1.8M PLN203K PLNCustom business systems71WebsitePortfolioClutchKRS
7
Ultimate SystemsWeb applications
Kraków10-495.0 · 2250–99 USD/h161K PLN-3K PLNWeb applications61WebsiteClutchKRS
–
N-iXbody leasing
Kraków1000-99994.8 · 3550–99 USD/h15.5M PLN1.2M PLN.NET80WebsiteClutchKRS
–
IVN (formerly Ivision.pl)marketing agency
Kraków10-494.8 · 650–99 USD/h1.7M PLN347K PLNCorporate websites65WebsitePortfolioClutchKRS
–
From Poland with Devtoo little client evidence
n/a50-2495.0 · 1950–99 USD/hn/an/a.NET52WebsiteClutch
–
Upsidetoo little client evidence
n/a10-495.0 · 10100–149 USD/hn/an/aPython52WebsiteClutch
–
Delantetoo little client evidence
n/a50-2494.9 · 16050–99 USD/hn/an/aAI51WebsiteClutch
–
Peikotoo little client evidence
n/a50-2495.0 · 16925–49 USD/hn/an/aAI51WebsiteClutch
–
Svitla Systemstoo little client evidence
n/a1000-99994.8 · 3225–49 USD/hn/an/aPython51WebsiteClutch
–
unicrewtoo little client evidence
n/a50-2495.0 · 6250–99 USD/hn/an/aAI50WebsiteClutch
–
Miquidotoo little client evidence
n/a50-2494.9 · 5150–99 USD/hn/an/aAndroid48WebsiteClutch
–
UKADtoo little client evidence
n/a250-9994.9 · 3650–99 USD/hn/an/a47WebsiteClutch
–
Sombratoo little client evidence
n/a250-9994.9 · 4650–99 USD/hn/an/aAI45WebsiteClutch
–
Geeknautstoo little client evidence
n/a10-495.0 · 1325–49 USD/hn/an/aAI44WebsiteClutch
–
Nopiotoo little client evidence
n/a10-494.9 · 26100–149 USD/hn/an/a44WebsiteClutch
–
Softnautstoo little client evidence
n/a10-494.8 · 1750–99 USD/hn/an/aAI44WebsiteClutch
–
Altkom Softwaretoo little client evidence
n/a250-9994.8 · 2850–99 USD/hn/an/a43WebsiteClutch
–
Dedicattedtoo little client evidence
n/a50-2495.0 · 1150–99 USD/hn/an/a43WebsiteClutch
–
Digital Collierstoo little client evidence
n/a50-2494.9 · 750–99 USD/hn/an/a43WebsiteClutch
–
Brimittoo little client evidence
n/a50-2494.9 · 1150–99 USD/hn/an/aAI42WebsiteClutch
–
Score Digitaltoo little client evidence
n/a10-494.9 · 1050–99 USD/hn/an/aAI42WebsiteClutch
–
WeAstronauts Softwaretoo little client evidence
n/a10-494.9 · 925–49 USD/hn/an/a42WebsiteClutch
–
Brilinxofttoo little client evidence
n/a10-495.0 · 2n/an/an/aAI40WebsiteClutch
–
Engipulsetoo little client evidence
n/a10-495.0 · 450–99 USD/hn/an/aAI40WebsiteClutch
–
Peak11too little client evidence
n/a10-494.9 · 550–99 USD/hn/an/aAI40WebsiteClutch
–
Innovecstoo little client evidence
n/a250-9994.7 · 1125–49 USD/hn/an/aAI39WebsiteClutch
–
Codaheadtoo little client evidence
n/a50-2494.7 · 625–49 USD/hn/an/aAI38WebsiteClutch
–
EBIStoo little client evidence
n/a10-495.0 · 150–99 USD/hn/an/a37WebsiteClutch
–
Numlabsstruck off KRS
Kraków10-494.9 · 625–49 USD/h253K PLN116K PLNAI31WebsiteClutchKRS

All companies in the data set, with the same score. Companies without a confirmed office, sole traders, body-leasing firms and product companies are listed but not ranked.

Who is not in the top 7, and why

Paid placements and “serves the city” without an office

On the Clutch city list the first positions are bought with ads (links through ppc.clutch.co) or a “serves” entry. These companies have no office in the city according to KRS or their own site, so they are not ranked here.

None in this city.

Struck off the register or in liquidation

They still show up on other people’s “best of” lists. Here they appear only in the full table.

  • Numlabs

Body leasing, product companies and other services

Renting people into someone else’s team is a different service from delivering a project. A product company, a marketing agency or an SAP partner does not sell software projects either. They are in the full table with a label.

  • N-iX
  • IVN (formerly Ivision.pl)

On the city’s Clutch list, but based elsewhere

Clutch shows them on this city’s page, but KRS and our data do not confirm an office here. They are ranked in their own city.

None in this city.

Ranked 11th and below

They qualify but score lower. Their full rows are in the table below; the gap between 10th and 15th is often a few points.

  • From Poland with Dev
  • Upside
  • Delante
  • Peiko
  • Svitla Systems
  • unicrew
  • Miquido
  • UKAD
  • Sombra
  • Geeknauts
  • Nopio
  • Softnauts
  • and 9 more in the full table

Too little client evidence, under 10 people, sole traders

Without 5 Clutch reviews or 2M PLN of revenue in a filing there is no fair way to compare a company with the rest. That is a data gap, not a verdict.

  • Brilinxoft
  • Engipulse
  • EBIS

What they charge

On Clutch, the companies in this table most often declare 50 to 99 USD an hour. The rate is what the agency bills; the developer on your project is paid less than half of it.

For comparison, my own rate is 36 to 54 USD an hour (45 USD base, pricing). The cost estimator shows what a project like yours costs with and without coding agents.

25-49 USD/h750-99 USD/h23100-149 USD/h3150-199 USD/h0
Rates declared on Clutch, 33 companies with an office in the city. In brackets: companies “serving” the city without an office.

Check any agency yourself in 10 minutes

  1. Ask for stores they run today with real traffic, and for the integrations behind them: ERP, payments, shipping and marketplaces. The storefront is the easy part.
  2. Find the legal entity in the National Court Register: the seat, the share capital and the shareholders. An office here with a seat in another city is a sales office, not a team.
  3. Read the last financial statement on rejestr.io: revenue, profit or loss, and whether it was filed on time.
  4. Check the VAT white list: active, and the name matches the contract.
  5. On the Clutch list hover over the company link; a link through ppc.clutch.co is an ad. Then read the reviews themselves.
  6. On GoWork read the employee reviews, not the stars, and look for layoffs and rotation.
  7. Ask who exactly will work on your project, and check those people on LinkedIn.

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Questions

What are the best e-commerce software houses in Kraków in 2027?

By the score on this page: 1. Tandemite (76), 2. Montrose Software (76), 3. Hatimeria (73), 4. Office Samurai (72), 5. SKM Group (71). The score adds up transparency in the court register, client reviews on Clutch, profit and stability in the latest filing, specialization and current hiring. The full table shows every company checked.

How much do e-commerce agencies in Kraków charge?

Most companies in this table declare 50 to 99 USD an hour on Clutch. My own rate as a senior engineer working with AI agents is 36 to 54 USD an hour.

How do you know a company does e-commerce?

From at least one of three sources: the service, industry and framework shares on the Clutch profile, the skills in open roles on JustJoin.it, or my own Wrocław catalog. Companies with two or three sources score higher on specialization. The software house finder shows the same tags for every company.

Did any company pay to be on this list?

No. There are no paid placements and no affiliate links. The only business interest is mine: I sell senior engineering as the alternative to an agency.

Can I get my company added or corrected?

Yes. Write to ciunkos@gmail.com with the KRS number and the correction.

How this ranking was made

  • 1,485companies in the data set
  • 708checked in the National Court Register
  • 452with a financial statement
  • 7,436Clutch listing positions read, paid ones marked
  • 451employee review profiles on GoWork
  • 2+months of data collection, since September 2026

The company list comes from a full read of the Clutch city listing (every page, with paid positions marked by their ppc.clutch.co links), the ITCORNER cluster, Google results and job ads. Every company was checked in the National Court Register (KRS) for its seat, legal form, capital and shareholders, in rejestr.io for revenue and profit from the latest filing, on GoWork for employee sentiment, layoff mentions and review clusters, and on the JustJoin.it and No Fluff Jobs boards for open roles and the stack they actually pay for. The 0 to 100 score is five axes with published weights: transparency, client reputation, stability, specialization, activity. A paid Clutch placement does not raise the score.

Disclosures

  • I worked at Sanddev (Wrocław) as the founding engineer of its Sandtime product until November 2026. Sanddev appears in the full table with the same score as everyone else and no editorial favor.
  • As a contractor I have talked with, or applied to, some of the agencies on these lists. None of them knew about this ranking and none of it changed a score.
  • No agency pays for a position, there are no affiliate links, and no company has seen its entry before publication. If any of that changes, the disclosure changes first.
  • My business interest is on every page: I sell senior engineering with AI agents as the alternative to hiring an agency.
  • Written with AI (Claude) from the data set. Every number in the editorial text is checked automatically against the company record or the research notes, and every top entry was read against the company’s own website. Sources and check dates are under each entry.

Spotted an error or want your company added? Write to ciunkos@gmail.com. Full methodology and weights →

Przemysław Zalewski

About the author

Przemysław Zalewski, a senior full-stack engineer in Wrocław with 15+ years of shipping software. I ran this catalog for two months while choosing my own next clients, so every number here was useful to me before it was useful to you. I build with coding agents, work with clients in the US and the UK, and I sell the alternative to the agencies on this list.

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