$5,000+
$30 - $49 / hr
100 - 249
Startups
Poland, Warsaw
2017
Within 1 week
YOUR RELIABLE PARTNER IN SOFTWARE DEVELOPMENT

Our Expertise:


• Web Development


• Mobile Development


• UX/UI Design



When clients first contact Yojji, they can expect the following:


• Understanding of their business case and objectives.


• Definition of the project scope, including the delivery process, timeline, and deliverables.


• Expert insight into the future product’s functionality.


• Rough cost estimation.



Models of Cooperation:


• Custom Product Development


• Dedicated Team 


• Staff Augmentation


 


Our team of experts has successfully delivered numerous large-scale projects, helping our clients boost their revenue and streamline their operations. With our extensive expertise and deep market insight, we offer strategic solutions to our clients who are seeking to expand into new channels, explore untapped markets, and create additional revenue streams.


Have an idea? Let’s work together!

YOUR RELIABLE PARTNER IN SOFTWARE DEVELOPMENT

Techreviewer rating

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4.8

Client review platforms

The company's reputation is reflected through ratings and reviews from different review websites:

5.0
(12 reviews)Clutch
3.7
(1 reviews)Trustpilot
5.0
(15 reviews)GoodFirms
5.0
(7 reviews)Google

AI Overview

Powered bytechreviewer AI
This company performance overview is based on AI analysis of 28 client reviews across 3 different review platforms. Read more about our methodology.
Last updated: April 2026

Performance snapshot

Yojji presents a consistently strong performance profile across 28 reviews spanning multiple platforms and nearly a decade of engagements. The vendor earns predominantly Strong ratings across all five evaluation categories, anchored by verified outcomes including platform scale to 1,000 users in three months, a 10% conversion improvement, and successful launches across Web3, AI, healthcare, and fintech verticals. No recurring negative patterns or declining score trends were identified, with sub-metric scores across Clutch reviews remaining at or above 4.5 in all dimensions. A minor flag around scope-change lag time was raised in two GoodFirms reviews but was not treated as a systemic concern by clients.

Performance breakdown

Technical expertise
Strong

Reviewers consistently cite proficiency in React, React Native, Node.js, Kubernetes, AI, AR, Web3, and Binance blockchain integration. Multiple anchor reviews reference named technologies and specific project outcomes, confirming high technical depth across diverse stacks.

Project management & delivery
Strong

Multiple reviews confirm on-time delivery within budget, supported by daily stand-ups, biweekly sprints, and Jira usage. One anchor review documents MVP delivery on schedule with the platform scaling to 1,000 users within three months of launch.

Communication & collaboration
Strong

Clients across all platforms consistently praise Yojji's responsiveness, transparency, and use of Slack, Zoom, and Teams. Multiple reviewers describe the team as a fully integrated partner, with frequent check-ins and proactive adjustment to changing requirements.

Reliability
Strong

Across long-duration engagements spanning multiple years, no critical product failures or instability issues were reported. One reviewer noted a temporary QA decline that was promptly resolved; all other reliability signals across the dataset are uniformly positive.

Client satisfaction & outcomes
Strong

Tangible outcomes include a 10% e-commerce conversion improvement, a successful NFT platform launch, and a healthcare product delivery followed by ongoing feature support. Multiple clients across fintech, healthcare, and retail express intent to continue or expand the partnership.

Best for

Yojji is best suited for SMEs and mid-market companies seeking a long-term development partner across web, mobile, AI, and compliance-heavy verticals such as fintech, healthcare, and crypto. Their staff augmentation model and agile methodology make them well-suited for evolving-scope engagements.

Clients info

Yojji's client base spans financial services, healthcare, retail, education, and business services, with a concentration in technology-forward sectors. Clients are predominantly small to mid-sized firms with 1 to 200 employees, and project budgets typically range from $10,000 to $999,999, with one engagement exceeding $1,000,000. Primary industries represented include Financial services / Fintech, Healthcare, Retail / E-commerce, Education, Business services, Crypto / Blockchain. Typical client size bands include 1-10 Employees, 11-50 Employees, 51-200 Employees. Common project budget ranges include $10,000 to $49,999, $50,000 to $199,999, $200,000 to $999,999.

Review strength

The assessment is based on 28 reviews across three platforms, spanning from June 2020 to August 2025. The majority of reviews are recent, with 20 published in 2024 or later. Two Clutch reviews date to 2020 and carry less recency weight, but the overall dataset is robust and current. Review date range: Jun 16, 2020 - 2025-08-21.

Performance breakdown

Technical expertise
Strong

Reviewers consistently cite proficiency in React, React Native, Node.js, Kubernetes, AI, AR, Web3, and Binance blockchain integration. Multiple anchor reviews reference named technologies and specific project outcomes, confirming high technical depth across diverse stacks.

Project management & delivery
Strong

Multiple reviews confirm on-time delivery within budget, supported by daily stand-ups, biweekly sprints, and Jira usage. One anchor review documents MVP delivery on schedule with the platform scaling to 1,000 users within three months of launch.

Communication & collaboration
Strong

Clients across all platforms consistently praise Yojji's responsiveness, transparency, and use of Slack, Zoom, and Teams. Multiple reviewers describe the team as a fully integrated partner, with frequent check-ins and proactive adjustment to changing requirements.

Reliability
Strong

Across long-duration engagements spanning multiple years, no critical product failures or instability issues were reported. One reviewer noted a temporary QA decline that was promptly resolved; all other reliability signals across the dataset are uniformly positive.

Client satisfaction & outcomes
Strong

Tangible outcomes include a 10% e-commerce conversion improvement, a successful NFT platform launch, and a healthcare product delivery followed by ongoing feature support. Multiple clients across fintech, healthcare, and retail express intent to continue or expand the partnership.

Location and contacts

Poland, Warsaw
00-801
W13 0BY
+442045773275

Major clients

CSI Helsinki