Senior Python/FastAPI Fintech Backend Engineer

Posted 4 days ago

Worldwide

Summary

Senior Python/FastAPI Fintech Backend Engineer with payment API integration, webhook handling, Redis idempotency, PostgreSQL transaction storage, and stablecoin/Circle/USDC experience.

  • More than 30 hrs/week
    Hourly
  • 3-6 months
    Duration
  • Expert
    Experience Level
  • $30.00

    -

    $50.00

    Hourly
  • Remote Job
  • Ongoing project
    Project Type
Skills and Expertise
Mandatory skills
Python
API Integration
Activity on this job
  • Proposals:50+
  • Last viewed by client:3 days ago
  • Hires:
    1
  • Interviewing:
    19
  • Invites sent:
    32
  • Unanswered invites:
    7
About the client
Member since Apr 24, 2026
  • United States
    Louisville5:41 AM
  • $59 total spent
    2 hires, 0 active
  • 1 hour

Explore similar jobs on Upwork

Git
WordPress
PHP
MySQL
JavaScript
Back-test and Code Stock StrategiesHourly‐ Posted 4 weeks ago
PHP
Python
Java
JavaScript

How it works

  • Post a job icon
    Create your free profile
    Highlight your skills and experience, show your portfolio, and set your ideal pay rate.
  • Talent comes to you icon
    Work the way you want
    Apply for jobs, create easy-to-by projects, or access exclusive opportunities that come to you.
  • Payment simplified icon
    Get paid securely
    From contract to payment, we help you work safely and get paid securely.
Want to get started? Create a profile

About Upwork

  • Rating is 4.9 out of 5.
    4.9/5
    (Average rating of clients by professionals)
  • G2 2021
    #1 freelance platform
  • 49,000+
    Signed contract every week
  • $2.3B
    Freelancers earned on Upwork in 2020

Find the best freelance jobs

Growing your career is as easy as creating a free profile and finding work like this that fits your skills.

Trusted by

  • Microsoft Logo
  • Airbnb Logo
  • Bissell Logo
  • GoDaddy Logo
Other open jobs by this Client (1)