CodeSubmit - Make Better Hiring Decisions Real-World Technical Interviews
OfferZen - Offerzen is a job portal connecting employers and programmers.
Takehome - Effective and humane coding challenges for candidates
CodeGuild - CodeGuild serves as a network of professionals and specializes in recruitment within software engineering market.
Qualified.io - Developer-friendly coding assessments
Zlott - Zlott analyses open source contributions of developers and helps companies connect with right matches for their engineering team