Find the Best Back-End Developers Jobs
Check out a sample of the 1,180 Back-End Developers jobs posted on Upwork
Chief of Staff - Strong EA - Ops Manager (AI Native - Right hand to CEO)
Hourly ‐ Renewed 1 day agoHours needed
Duration
Experience level
AI-Native Executive Assistant / Chief of Staff to Founder This role is ideal for an exceptional Executive Assistant with Chief of Staf…
Website build, research org — non-technical owner, need scope advice
Fixed-price ‐ Posted 1 day agoFixed-price
Experience level
I'm building the website for an independent research and publishing organisation. I'm the only person running it — no developer on reta…
Experienced Full-Stack Developer to Build Competition Management SaaS App
Hourly ‐ Posted 1 day agoHours needed
Duration
Experience level
We are looking for an experienced full-stack developer to build a modern competition management platform dance/sporting competitions.…
Card Game Illustration + Graphic Design for a Satirical Party Card Game (Animal Cast)
Hourly ‐ Posted 1 day agoHours needed
Duration
Experience level
I'm developing a satirical party card game planned for a Kickstarter launch in late 2027, published by my company, CatNap, LLC. I'm gat…
Laravel Backend Engineer Needed for Stand‑Alone API (Multi‑Domain, Stripe, MySQL)
Hourly ‐ Posted 1 day agoHours needed
Duration
Experience level
Laravel Required — Phase 2 Development Similar to Uber and Lyft except: Rider posts they need a ride Driver responds to the rides they…
Wix Studio E-commerce Designer & CRO Specialist
Hourly ‐ Posted 1 day agoHours needed
Duration
Experience level
# Wix Studio E-commerce Designer & CRO Specialist — Premium Hair/Beauty Brand **Project-based | Remote | Potential Ongoing Work** ##…
Senior Full-Stack SaaS Developer for Existing TypeScript POS System
Fixed-price ‐ Posted 1 day agoFixed-price
Experience level
I own an existing Point of Sale (POS) system built mainly with TypeScript and JavaScript, using a Prisma database. The source code is s…
Financial Controller for Real Estate Company
Hourly ‐ Renewed 1 day agoHours needed
Duration
Experience level
Full Time Work From Home Position Job Description: Controller CBS Holdings LLC Position Summary The Controller is the senior account…
QA Testing
Hourly ‐ Posted 1 day agoHours needed
Duration
Experience level
Senior QA Engineer / QA Automation Engineer We are currently building the platform and are looking for an experienced **Senior QA Engi…
Account Executive, Full-Cycle B2B SaaS Closer (US, Phone-Heavy)
Hourly ‐ Posted 1 day agoHours needed
Duration
Experience level
This is a closing role. Cold calls, live demos, signed contracts. Please read the "Who should not apply" section before you apply. WHA…
Your next job starts right here
Set up a free profile to showcase your skills, experience and desired pay rate to clients. You choose the payment method that's best for you to easily get paid for your work.
Find workGives you security and peace of mind