eFellows is an engineering firm with a broad range of advanced, architectural and vendor agnostic expertise within both cloud-native and legacy/on-prem environments. Founded in 2004 with an HQ in Sofia,Bulgaria and holding proven track record of successful projects across 4 continents – Europe, Africa, Asia and North America. eFellows is distinguished for serious technical expertise and profound erudition in cutting-edge and innovative technologies. The company has been rated high by its clients and partners for its flawless performance and professional qualities of the engineering team in the design, build and operate complex architectures.
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eFellows Questions
The eFellows annual revenue was $5.3 million in 2026.
Rostislav Rusev is the COO and CCO of eFellows.
43 people are employed at eFellows.
eFellows is based in Sofia, Sofia-Capital.
The NAICS codes for eFellows are [518, 51].
The SIC codes for eFellows are [737, 73].
Top eFellows Employees
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Rostislav Rusev
COO and CCO at eFellows
Sofia, BG35+ -
Borislav Lazarov
CTO at eFellows
Bulgaria12 -
21
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Ivan Pavlov
Owner at eFellows
Bulgaria35+ -
Ivan Popov
Software Engineer at eFellows
Sofia, BG1
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