TestJar ltd

testjar.com

Sofia, Sofia City Province, Bulgaria

1-10 employees

LinkedIn Profile

About TestJar ltd

qa engineer outsourcing, agile test automation, software testing managed services, quality assurance training, software quality, it services & it consulting, testing, quality assurance, it services, continuous integration, software testing, devops, devops practices, testing services, software development, technical training, software quality assurance, devops training, process automation, development training

TestJar ltd's Tech Stack

Decision Makers at TestJar ltd

1 contact

Tsvetan Tsvetkov

Founder

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8 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

React-based front-ends indicate a modern web engineering stack. Developer tools, component libraries, testing frameworks, and design systems are relevant sales angles.

TestJar ltd's Position in the StackWho Database

• TestJar ltd is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 1,023 companies in Sofia City Province are in the StackWho database.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as TestJar ltd).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does TestJar ltd use?

TestJar ltd uses Gmail, Google Apps, Microsoft Office 365, Micro, React Native, Xamarin, and 2 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at TestJar ltd?

StackWho has verified email addresses for 1 decision maker at TestJar ltd. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach TestJar ltd directly for sales, recruiting, or partnerships.

What industry is TestJar ltd in?

TestJar ltd operates in the information technology & services industry, headquartered in Sofia, Sofia City Province, Bulgaria. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export TestJar ltd's contact data?

Yes. StackWho Pro members can export decision maker contact data for TestJar ltd and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.