$50,000+
$50 - $99 / hr
250 - 999
Enterprise
Estonia, Tallinn
2011
Within 1 month

What sets us apart? 


Reliable technology partner


With over 84% mid-level and senior experts, our team ensures a high level of proficiency in every project. The fact that 62% of our team has worked with Jelvix for 3 years fosters continuity and an in-depth understanding of our clients' requirements.


Industry experienced team


Harnessing the knowledge of our diverse team of 450+ tech professionals, including Web and Mobile developers, QA experts, UI/UX designers, Cloud experts, etc., we seamlessly meet specific business needs.


Stable delivery with no compromise on quality


We adhere to the iron triangle—scope, schedule, and cost—to meet project goals on time and within budget. Our focus on client success earned us a place in the IAOP Global Outsourcing 100.


Transparent communication process and reporting


Our management team holds bi-weekly meetings with clients to track progress, identify issues, and facilitate feedback.


Value-oriented approach


We offer custom software engineering and consultancy services, fostering valuable partnerships for lasting business success.


Speed up delivery and reduced time-to-market


We can quickly scale our team to meet tight deadlines, considering the complexity of the software and technology stack and leveraging our team's expertise.


Certified workflow


We are ISO 9001, ISO 13485, ISO 27001, and ISO 27701 certified, covering quality management, medical device quality, information security, software development, integration, and customer support services.


Contact us: [email protected] 

Company presentation

Techreviewer Score

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4.7

Client review platforms

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

4.9
(44 reviews)Clutch
4.5
(1 reviews)GoodFirms

AI Overview

Powered bytechreviewer AI
This company performance overview is based on AI analysis of 41 client reviews across 2 different review platforms. Read more about our methodology.
Last updated: September 2026

Performance snapshot

Jelvix presents a consistently strong performance profile across a broad range of industries, with particular depth in healthcare, financial services, and real estate. The overwhelming majority of reviews yield Strong ratings across all five evaluation categories, anchored by numerous high-density reviews containing specific quantified outcomes. One notable negative review citing poor communication, low cost value, and a below-average quality score introduces a minor reliability concern, though it remains an isolated data point against an otherwise highly consistent track record.

Performance breakdown

Technical expertise
Strong

Multiple high-density reviews reference advanced technologies including FHIR, HL7, React Native, AWS Lambda, Kafka, GraphQL, AI/ML, and blockchain. Clients at Moffitt Cancer Center, Prevounce Health, and GoldenSource cite measurable technical outcomes such as 37% data processing improvement and 42% engineering overhead reduction.

Project management & delivery
Mixed

The large majority of reviewers confirm on-time, phased delivery with tools like Jira, Slack, and agile methods. However, one 2025 review assigned a 2.5 schedule sub-rating, citing failure to fully understand client needs, which prevents a uniformly Strong rating.

Communication & collaboration
Mixed

Most clients praise proactive, transparent communication via Slack, Zoom, and email, with consistent feedback loops. The 2025 low-rating review explicitly cited poor communication and inadequate understanding of client needs as a key deficiency, warranting a Mixed rather than Strong designation.

Reliability
Mixed

The vast majority of engagements reflect stable, bug-free, and consistently delivered outputs, with several clients extending contracts. The isolated 2025 review with a 2.5 quality sub-rating and a 0.5 cost sub-rating introduces a credible negative signal that prevents a fully Strong assessment.

Client satisfaction & outcomes
Strong

Numerous reviews document substantial business outcomes: 70% operational efficiency gain at Moody Neurorehabilitation, 75% lease processing time reduction for a financial services firm, 500%+ revenue growth for an advertising client, and 30% cost savings at Healthcare Provider Solutions. Multiple clients report contract extensions and strong ROI.

Best for

Jelvix is best suited for mid-to-large enterprises seeking complex custom software, healthcare interoperability solutions (FHIR/HL7/EHR), AI-powered platforms, and multi-system integrations, particularly in healthcare, financial services, and real estate verticals.

Clients info

Jelvix serves a diverse client base with notable concentration in healthcare, financial services, and real estate. Client sizes range from early-stage startups to large enterprises with 10,000+ employees, including named clients such as Abbott, Erie Insurance, Moffitt Cancer Center, and GoldenSource. Project budgets predominantly fall in the $200,000–$9,999,999 range, with several engagements in the $1M–$10M tier. Primary industries represented include Healthcare & Medical, Financial Services, Real Estate, Information Technology, Advertising & Marketing, Education, Retail. Typical client size bands include 1–10 Employees, 11–50 Employees, 51–200 Employees, 201–500 Employees, 501–1,000 Employees, 1,001–5,000 Employees, 5,001–10,000 Employees, 10,001+ Employees. Common project budget ranges include $50,000 to $199,999, $200,000 to $999,999, $1,000,000 to $9,999,999.

Review strength

The assessment draws on 41 reviews from 2 platforms spanning October 2015 to August 2026, with the strong majority published between 2024 and 2026, indicating a highly current dataset. Two reviews date to 2018 and one to 2019–2021, which carry less contemporary weight but support longitudinal consistency. Note that several reviews carry 2026 publication dates, which may reflect future-dated or estimated completion entries. Review date range: Nov 5, 2018 - Aug 21, 2026.

Performance breakdown

Technical expertise
Strong

Multiple high-density reviews reference advanced technologies including FHIR, HL7, React Native, AWS Lambda, Kafka, GraphQL, AI/ML, and blockchain. Clients at Moffitt Cancer Center, Prevounce Health, and GoldenSource cite measurable technical outcomes such as 37% data processing improvement and 42% engineering overhead reduction.

Project management & delivery
Mixed

The large majority of reviewers confirm on-time, phased delivery with tools like Jira, Slack, and agile methods. However, one 2025 review assigned a 2.5 schedule sub-rating, citing failure to fully understand client needs, which prevents a uniformly Strong rating.

Communication & collaboration
Mixed

Most clients praise proactive, transparent communication via Slack, Zoom, and email, with consistent feedback loops. The 2025 low-rating review explicitly cited poor communication and inadequate understanding of client needs as a key deficiency, warranting a Mixed rather than Strong designation.

Reliability
Mixed

The vast majority of engagements reflect stable, bug-free, and consistently delivered outputs, with several clients extending contracts. The isolated 2025 review with a 2.5 quality sub-rating and a 0.5 cost sub-rating introduces a credible negative signal that prevents a fully Strong assessment.

Client satisfaction & outcomes
Strong

Numerous reviews document substantial business outcomes: 70% operational efficiency gain at Moody Neurorehabilitation, 75% lease processing time reduction for a financial services firm, 500%+ revenue growth for an advertising client, and 30% cost savings at Healthcare Provider Solutions. Multiple clients report contract extensions and strong ROI.

Location and contacts

Estonia, Tallinn
Central City, Kaupmehe tn 7-120
10114
United States, Seattle
720 Seneca Street
98101
+1 (240) 507-5471
United Kingdom, London
61-63 Shaftesbury Ave
W1D 6LD
Israel, Haifa
Street Derech Tzorfat 15, ap. 7
3559604
+97243740403
United States, Los Angeles
5101 Santa Monica Boulevard
90029
Germany, Munich
Meitnerstraße 6
70563
+4927237709999

Major clients

Auchan
Stihl
Zeiss
Vista Research Group
Benzinga