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Freelance Junior Python Developer Jobs in Columbus, OH

JPMorganChase

Lead Software Engineer

Columbus, OH · On-site

... junior engineers, and promote best practices in software engineering. • Ensure compliance with ... Java, Python; able to jump between Java and Python projects as needed. • Proficiency building ...

Huntington Bank

SAS Viya Developer/Admin

Columbus, OH · On-site

$100 - $125/hr

Provide technical guidance and training to junior resources* Perform other duties as assigned ... including SAS, SQL, Python, Java, Spring Boot and ETL tools.**Preferred Qualifications:

JPMorgan Chase & Co.

Quant Analytics Manager

Columbus, OH · On-site

$150 - $200/hr

... junior team members Required Qualifications, Capabilities, and Skills: * 5+ years of experience planning and executing user research studies * Strong programming skills in SQL and/or Python ...

Huntington

SAS Viya Developer/Admin

Columbus, OH · On-site

$70K - $140K/yr

Provide technical guidance and training to junior resources * Perform other duties as assigned ... including SAS, SQL, Python, Java, Spring Boot and ETL tools. Preferred Qualifications:

Huntington

SAS Viya Developer/Admin

Columbus, OH

$70K - $140K/yr

Provide technical guidance and training to junior resources * Perform other duties as assigned ... including SAS, SQL, Python, Java, Spring Boot and ETL tools. Preferred Qualifications:

J.P. Morgan

Lead Software Engineer

Columbus, OH · On-site

Lead code reviews, mentor junior engineers, and promote best practices in software engineering ... Java, Python; able to jump between Java and Python projects as needed. * Proficiency building ...

J.P. Morgan

Lead Software Engineer

Columbus, OH · On-site

Lead code reviews, mentor junior engineers, and promote best practices in software engineering ... Java, Python; able to jump between Java and Python projects as needed. * Proficiency building ...

J.P. Morgan

Lead Software Engineer

Columbus, OH · On-site

Lead code reviews, mentor junior engineers, and promote best practices in software engineering ... Java, Python; able to jump between Java and Python projects as needed. * Proficiency building ...

Vaco LLC

SR Software Engineer

Gahanna, OH · On-site

$115K - $152K/yr

Mentor junior engineers through technical guidance, design feedback, code reviews, and ... Experience with Go, Python, shell scripting, or related automation tools. Experience supporting ...

Aep

Solution Engineer, Real Time OT Systems

New Albany, OH · On-site

$98K - $128K/yr

Lead troubleshooting efforts, mentor junior engineers, and coordinate vendor support for EMS and ... Develop repeatable scripts (PowerShell, Batch, Python) for deploying configuration changes and ...

Mimecast

Machine Learning Engineer II

Columbus, OH · On-site

$94K - $128K/yr

Mentor and guide junior team members, establish and champion best practices, and foster a culture ... Demonstrate advanced programming proficiency in Python, C++, Java, or Kotlin, and possess hands-on ...

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Freelance Junior Python Developer information

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How much do freelance junior python developer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for freelance junior python developer in Columbus, OH is $85,941.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,700.00 and $84,000.00 per year, depending on experience, location, and employer.

What does a freelance junior Python developer do?

A Freelance Junior Python Developer is an entry-level programmer who works independently or through contracts to build, test, and maintain software using the Python programming language. They often assist with coding small features, fixing bugs, and supporting more senior developers on projects. Their tasks may include writing simple scripts, working on websites or applications, and learning best practices in software development. Because they are freelancers, they typically work for multiple clients rather than a single employer.

What are the key skills and qualifications needed to thrive as a freelance junior Python developer?

To thrive as a Freelance Junior Python Developer, you need a solid understanding of Python programming, basic software development principles, and familiarity with version control systems, typically supported by a relevant degree or coding bootcamp certification. Competence with tools like Git, basic web frameworks (e.g., Flask or Django), and cloud platforms (such as AWS or Heroku) is often required. Strong communication, time management, and problem-solving abilities help you collaborate with clients and deliver projects on schedule. These skills enable you to produce reliable code, respond effectively to client needs, and build a reputation for professionalism in the competitive freelance market.

What are some common challenges faced by freelance junior Python developers, and how can they be addressed?

Freelance Junior Python Developers often encounter challenges such as managing multiple projects simultaneously, communicating effectively with clients who may have limited technical knowledge, and keeping up with rapidly evolving technologies. To address these challenges, it's important to develop strong organizational skills, set clear expectations with clients, and continuously invest time in learning new libraries and frameworks. Joining online communities and seeking mentorship can also provide valuable support and opportunities for growth.

What is the difference between Freelance Junior Python Developer vs Freelance Data Analyst?

AspectFreelance Junior Python DeveloperFreelance Data Analyst
Required SkillsPython, basic programming, problem-solvingData analysis, SQL, Excel, Python (optional)
Work EnvironmentProject-based, remote or freelance platformsProject-based, remote or freelance platforms
Common IndustriesTech, startups, software developmentFinance, marketing, healthcare
CertificationsNone mandatory, some may have Python coursesData analysis certifications (e.g., Google Data Analytics)

Freelance Junior Python Developers focus on coding and software tasks, while Freelance Data Analysts analyze data sets to provide insights. Both roles often operate remotely and require some technical skills, but their core responsibilities differ significantly.

What freelance jobs can I do with a freelance junior python developer?

A freelance junior Python developer can take on tasks such as building and maintaining web applications, automating workflows, data analysis, and scripting projects. These roles often involve working with frameworks like Django or Flask, and require basic programming skills, problem-solving, and familiarity with version control tools like Git.

What are the most commonly searched types of Junior Python Developer jobs in Columbus, OH?

The most popular types of Junior Python Developer jobs in Columbus, OH are:

What are popular job titles related to Freelance Junior Python Developer jobs in Columbus, OH?

For Freelance Junior Python Developer jobs in Columbus, OH, the most frequently searched job titles are:

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The top searched job categories for Freelance Junior Python Developer jobs in Columbus, OH are:

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Cities near Columbus, OH with the most Freelance Junior Python Developer job openings:

Freelance Junior Python Developer jobs near you

Lead Software Engineer

Columbus, OH • On-site

JPMorganChase
See more jobs at JPMorganChaseexternal

Full-time

Re-posted 21 days ago

Job description

Job Summary:
JPMorgan Chase is a leading financial services firm, helping nearly half of America’s households and small businesses achieve their financial goals. As a Lead Software Engineer in the Consumer & Community Banking division, you will design and build critical technology solutions across various Chase AI components, while collaborating with cross-functional teams to deliver end-to-end solutions.
Responsibilities:
• Execute software solutions, design, development, and technical troubleshooting, thinking beyond routine approaches to solve complex problems.
• Create secure, high-quality production code and maintain algorithms that run synchronously with appropriate systems.
• Produce architecture and design artifacts for complex applications, ensuring design constraints are met by software code development.
• Gather, analyze, synthesize, and develop visualizations and reporting from large, diverse data sets to drive continuous improvement of software applications and systems.
• Proactively identify hidden problems and patterns in data, using insights to drive improvements in coding hygiene and system architecture.
• Contribute to software engineering communities of practice and events that explore new and emerging technologies.
• Adopt and learn new technologies that positively impact agentic solutions.
• Collaborate with cross-functional teams, including product, design, and operations, to deliver end-to-end solutions.
• Lead code reviews, mentor junior engineers, and promote best practices in software engineering.
• Ensure compliance with security, privacy, and regulatory requirements in all software solutions.
Qualifications:
Required:
• 5+ years of software engineering experience, with 2+ years building complex scalable applications or agentic systems.
• Hands-on experience building agentic systems using LLMs/SLMs
• Experience setting up and maintaining MCP servers and building MCP-compatible tools/adapters
• Proficient in coding in one or more languages: Java, Python; able to jump between Java and Python projects as needed.
• Proficiency building production services with either Spring AI and the Spring ecosystem (Spring Boot, Spring Security, Spring Cloud), or Python (FastAPI/Flask), with typed contracts, testing, and packaging.
• Solid AWS background with working knowledge of ECS or EKS, containerization (Docker), and CI/CD (GitHub Actions/Jenkins/CodeBuild).
• Strong API design skills (REST/OpenAPI; gRPC and familiarity with observability stacks (e.g., Splunk, CloudWatch, Prometheus/Grafana, OpenTelemetry).
• Practical understanding of LLM patterns: function calling/tools, RAG, prompt management, context windows, token budgeting, and safety guardrails.
• Strong testing culture: unit/integration tests, load tests, and evaluation datasets for agents.
• Excellent communication and cross-functional collaboration skills.
• Experience with agile methodologies and working in fast-paced, iterative development environments.
Preferred:
• Expertise with distributed orchestration patterns for LLM applications (graph-based flows, retries, fallbacks, guardrails) and secure integration with enterprise tools and data.
• Experience with safe rollout strategies (shadowing, A/B testing, progressive exposure), human-in-the-loop review, and continuous evaluation for quality and safety, including canary rollouts.
• Knowledge of API gateways, service mesh, and multi-region high availability and disaster recovery for mission-critical services.
• Familiarity with data privacy, security best practices, and regulatory compliance in financial services.
• Experience with performance optimization, scalability, and reliability engineering for large-scale systems.
• Ability to evaluate and integrate third-party tools, libraries, and frameworks to accelerate development.
• Demonstrated leadership in technical communities, open source contributions, or industry forums.
Company:
With a history tracing its roots to 1799 in New York City, JPMorganChase is one of the world's oldest, largest, and best-known financial institutions—carrying forth the innovative spirit of our heritage firms in global operations across 100 markets. Founded in 2000, the company is headquartered in New York, USA, with a team of 10001+ employees. The company is currently Late Stage.

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