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Freelance Python Jobs in Union, NJ (NOW HIRING)

Navigate AI

Fullstack Engineer

Manhattan, NY · On-site

$100 - $130/hr

Work across the stack [React, Typescript, Python, Augmented Reality and of course, AI] * Prototype ... Have some product management, founder, or freelance experience * Enjoy debating architecture ...

New

Publicis Groupe Holdings B.V

Senior Consultant

Manhattan, NY · On-site

$110K - $173K/yr

Highly proficient in statistical computing, like R, Python, and SAS * Highly proficient in data and ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...

Alice

Freelancer - AI CBRN Experts

New York, NY · On-site +1

Description Alice.io (formerly known as ActiveFence) is a leading trust, safety, and security company. Just like 'Alice' herself, we go down the rabbit hole into the emerging world of AI and focus on ...

Publicis Groupe Holdings B.V

Senior Consultant

Manhattan, NY · Hybrid

$110K - $173K/yr

Highly proficient in statistical computing, like R, Python, and SAS * Highly proficient in data and ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...

Alice

Freelancer - AI CBRN Experts

New York, NY · Remote

Alice.io (formerly known as ActiveFence) is a leading trust, safety, and security company. Just like 'Alice' herself, we go down the rabbit hole into the emerging world of AI and focus on ...

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Freelance Python information

See Union, NJ salary details

$13

$59

$87

How much do freelance python jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for freelance python in Union, NJ is $59.74, according to ZipRecruiter salary data. Most workers in this role earn between $49.23 and $67.84 per hour, depending on experience, location, and employer.

What is a freelance Python?

A Freelance Python job involves working independently on projects that require Python programming skills. Freelancers typically handle tasks such as web development, data analysis, automation, machine learning, and scripting for clients. They may find work through freelance platforms, direct client outreach, or networking. This type of role offers flexibility in terms of workload and schedule, but also requires strong self-management and marketing skills to secure projects.

What types of projects do freelance Python developers typically work on?

Freelance Python developers often tackle a wide range of projects, from building web applications and automation scripts to developing data analysis tools or working on machine learning models. Depending on your skills and interests, you may work with startups, established businesses, or individuals on short-term tasks or longer, ongoing projects. Typical responsibilities include writing clean, maintainable code, troubleshooting bugs, integrating APIs, and sometimes collaborating remotely with other developers, designers, or project managers. This variety allows you to continually expand your expertise and choose assignments that align with your career goals or preferred industries.

What are the key skills and qualifications needed to thrive in the freelance Python position, and why are they important?

To thrive as a Freelance Python developer, you should have strong proficiency in Python programming, expertise in frameworks relevant to your focus area (such as Django, Flask, or data science libraries), and a solid understanding of software development practices. Familiarity with version control tools like Git, cloud platforms such as AWS or Azure, and optional certifications like the PCEP or PCAP can enhance your credibility. Excellent communication, time management, and self-motivation are vital soft skills to succeed independently and deliver client satisfaction. These abilities ensure you can manage diverse projects, meet deadlines, and build a reliable professional reputation in the competitive freelance market.

What are the most commonly searched types of Python jobs in Union, NJ?

The most popular types of Python jobs in Union, NJ are:

What are popular job titles related to Freelance Python jobs in Union, NJ?

For Freelance Python jobs in Union, NJ, the most frequently searched job titles are:

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The top searched job categories for Freelance Python jobs in Union, NJ are:

What cities near Union, NJ are hiring for Freelance Python jobs?

Cities near Union, NJ with the most Freelance Python job openings:

Freelance Python jobs near you
Infographic showing various Freelance Python job openings in Union, NJ as of June 2026, with employment types broken down into 86% Full Time, 8% Part Time, 5% Contract, and 1% Nights. Highlights an 84% Physical, 5% Hybrid, and 11% Remote job distribution, with an average salary of $124,254 per year, or $59.7 per hour.

Competitive Programming Expert - Freelance AI Trainer

Mindrift

New York, NY

$90/hr

Part-time

Posted 6 days ago

Job description

Please submit your CV in English and indicate your level of English proficiency. 

Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.

What this opportunity involves

We're building competitive-programming problems and their automatic graders (test cases + checkers) used to train advanced AI coding models. You'll create problems, write both correct and deliberately-wrong solutions, and design the tough test cases that catch subtly-broken code. Your work is what makes the training signal trustworthy.

To apply, share: your competitive-programming handle(s) + current/peak rating, any problem-setting experience, and IOI/ICPC/olympiad history.

What you'll do

  • Write original algorithmic problems - clear statement, sound constraints, an intended solution;
  • Write correct solutions in C++ and Python;
  • Write realistic wrong solutions (common mistakes) to test against;
  • Build and harden test cases: generators, edge cases, stress and "hacking" tests;
  • Write checkers/interactors (testlib) for problems with more than one valid answer;
  • Confirm the quality bar: correct solutions pass, wrong ones fail, within time limits.

What we look for

  • Strong competitive programming background, shown by a public profile - a Codeforces rating (see levels below), OR an IOI / ICPC / national-olympiad record;
  • Fluent contest C++ (STL, complexity); comfortable writing Python;
  • Can explain why a solution is wrong and build an input that breaks it;
  • Strong written English (C1+).

Levels (by Codeforces rating, or equivalent olympiad achievement):

  • Associate - 1700-2100 (Expert / Candidate Master): easier problems;
  • Expert - 2200-2600 (Master / Grandmaster): harder problems
  • Senior / Reviewer - 2600+ (Int'l Grandmaster) or IOI/ICPC medalist: hardest problems + quality review.

Nice to have

  • IOI / ICPC alumni and top competitive programmers especially encouraged to apply;
  • Experience setting or testing problems for real contests (Codeforces rounds, ICPC, national olympiads, online judges);
  • Testlib experience (checkers, validators, generators);
  • Experience creating data for LLM code benchmarks or similar RL / evaluation datasets.

How it works 

Apply Pass qualification(s) Join a project Complete tasks Get paid

Project time expectations 

For this project, tasks are estimated to require around 10-20 hours per week during active phases, based on project requirements. This is an estimate, not a guaranteed workload, and applies only while the project is active. Tasks must be submitted by the deadline and meet the listed acceptance criteria to be accepted. 

Compensation

Paid per accepted task. Your rate depends on the qualification tier you reach and how efficiently you complete tasks - up to the equivalent of $90/hr. Because payment is per task, a faster pace raises your effective hourly rate.

Apply