Expert Institute is a legal services firm that recruits expert witnesses who can opine intelligently about everything from accounting to anesthesia to help lawyers in civil and criminal trials.

Expected pay: You set it

Husl$core: $$$$$

Fiverr allows you to advertise your services for just about anything –write, edit, design logos, do voice-over work, provide digital marketing, animation, advice.

Expected pay: You set it

Husl$core: $$$$$

Robert Half connects workers with contract, temporary and permanent jobs in finance and accounting; tech; marketing & sales; health care; law; and administration. 

Expected pay: varies by position

Husl$core: $$$$$

Notarize allows licensed notaries to work online on their own schedules, earning between $20 and $40 per hour.

Expected pay: $20 to $40 per hour

Husl$core: $$$$

Maven links clients needing professional advice with independent experts who have relevant expertise.

Expected pay: You set it

Husl$core: $$$$

Zintro is a recruiting company that plays matchmaker between consultants and companies needing relevant expertise.

Expected pay: $100+ per hour

Husl$core: $$$$

Glassdoor is a national job board where you can find work in almost any industry

Expected pay: Varies by position

Husl$core: $$$$

Gerson Lehrman Group (GLG) is an international consulting firm that enlists freelancers to provide paid advice on a wide array of topics, from finance to marketing

Expected pay: you set it

Husl$core: $$$$

Round Table Group enlists expert witnesses for legal consulting gigs

Expected pay: You set it

Husl$core: $$$$

Catalant, formerly HourlyNerd, connects skilled freelancers with companies needing help with anything from logistics to marketing.

Expected pay: $100+ per hour

Husl$core: $$$$

FlexProfessionals is an employment service that finds flexible, part-time jobs for seasoned professionals in a wide array of fields.

Expected pay: Varies by position

Husl$core: $$$$

SignUpDirect enlists individuals to participate in mock trials and online legal surveys

Expected pay: $12 – $20 per hour

Husl $core: $$$

GoLance connects clients with freelance tech specialists, virtual assistants, writers, marketers, customer support representatives, translators, and others

Expected pay: set by you

Husl$core: $$$

JustAnswer pays experts in everything from engineering to medicine for answering consumer questions

Expected pay: $2 – $20 per question

Husl$core: $$$

JurisPro encourages individuals to list themselves on the site’s expert witness directory. But it charges a substantial annual fee to do so.

Expected pay: speculative

Husl$core: $$

Bark offers to connect service providers of all kinds with potential customers. But you pay for leads that are sometimes worthless.

Expected pay:You set it yourself

Husl$core: $$

Job.com is a recruiting site that uses computer algorithms to match the qualifications on your resume to positions companies are recruiting to fill.

Expected pay: varies

Husl$core: $

Indeed is a broad-based job board that can help you find a job in virtually any industry

Expected pay: Varies by position

Husl$core: $$$$$

FairyGodBoss is job-search site that specializes in helping women find work in a wide array of industries; site also ranks companies based on women-friendly policies

Expected pay: varies

Husl$core: $$$$