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Freelance Junior Python Developer Jobs in Boston, MA

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Computer/programming skills with experience in Python and command-line and BIOS environments * Familiarity with system-level debug and failure analysis and driving to root cause, working with ...

Implement automated regression suites (Python/Robot Framework, Jenkins, Ansible, IXIA/Spirent ... Guide junior test engineers, platform SPO test reps, and Government civilians on best practices for ...

... mentoring junior engineers and promoting engineering excellence across the team. * Design and implement scalable, low-latency services in Typescript, Java, Python, powering core advertising ...

Software Engineer

Boston, MA · On-site +1

$110K - $177K/yr

Mentor more junior team members and help expand their skills. * Collaborate with cross-functional ... Python programming; Python packaging; Bash scripting; containerization; GitLab or other CI/CD ...

Proficient in Python, C, C++, or similar interpreted or low-level programming languages ... Demonstrated leadership abilities, including mentoring junior staff and contributing to team ...

... mentoring junior engineers and promoting engineering excellence across the team. * Design and implement scalable, low-latency services in Typescript, Java, Python, powering core advertising ...

Lead Software Engineer

Woburn, MA · On-site

$157K - $224K/yr

Proficient in Python, C, C++, or similar interpreted or low-level programming languages ... Demonstrated leadership abilities, including mentoring junior staff and contributing to team ...

Lead DevOps Engineer

Somerville, MA · On-site

$57.50 - $78.75/hr

... Python, Bash) * Bachelor's degree in Computer Science, Engineering, or equivalent practical ... Mentor and coach junior and mid-level engineers through code reviews, pairing sessions, and regular ...

Sr. DevOps Engineer

Boston, MA · On-site

$183K - $227K/yr

Provide mentorship and training to junior engineers, fostering a culture of continuous learning and ... Proficiency in at least one modern programming language (e.g., Python, Java, Go, or Ruby). * Proven ...

CD PROJEKT RED is looking for a Junior Motion Capture Specialist to join our team in the Boston hub ... Basic scripting skills (e.g., Python, HSL, JavaScript). Additional Information The application ...

CD PROJEKT RED is looking for a Junior Motion Capture Specialist to join our team in the Boston hub ... Basic scripting skills (e.g., Python, HSL, JavaScript). Additional Information The application ...

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Freelance Junior Python Developer information

See Boston, MA salary details

$26.1K

$96.7K

$149.4K

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

As of Jul 13, 2026, the average yearly pay for freelance junior python developer in Boston, MA is $96,663.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,800.00 and $94,500.00 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 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 are the key skills and qualifications needed to thrive as a Freelance Junior Python Developer, and why are they important?

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 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.

Principal Software Engineer, Backend

Principal Software Engineer, Backend

Cambridge Mobile Telematics

Cambridge, MA • On-site

$148K - $199K/yr

Full-time

Re-posted 11 days ago


Job description

Job Summary:
Cambridge Mobile Telematics (CMT) is the world’s largest telematics service provider. As a Principal Software Engineer on the Trip Processing team, you will be responsible for delivering technical solutions, mentoring junior engineers, and maintaining high standards of software quality to meet customer needs.
Responsibilities:
• Participate throughout the planning process, collaborating with product managers, data scientists, and fellow engineers to balance technical feasibility with customer needs
• Implement and enhance solutions for telematics insights enabled by our processing pipelines
• Identify and measure key production performance metrics, ensuring scalability and efficiency
• Design, implement, and maintain automated tests for telematics solutions, ensuring safe delivery of features and fixes
• Ensure high bar for quality within our sphere of influence
• Provide expert guidance on cloud software architecture
• Keep the codebase healthy amidst increasing complexity
• Mentor junior engineers as needed
• Complete any additional tasks as they arise
Qualifications:
Required:
• Bachelor’s degree or equivalent years of experience and/or certification in Computer Science, Engineering, or related field
• 9+ years of relevant professional experience
• Proven experience with development at scale
• Fluency in at least one programming language with ability to learn Python, optionally C++
• Experience with Continuous deployment, and test-driven development (TDD)
• Experience with relational database (RDBMS) schema design
• Comfortable with AWS or similar services
• EC2, S3, Lambda, SNS, SQS, RDS (Postgres), Dynamo
• Terraform, Terragrunt
• Knowledgeable of containerization technologies (specifically Docker)
Company:
Cambridge Mobile Telematics develops DriveWell, a complete telematics and behavioral analytics solution to improve safety. Founded in 2010, the company is headquartered in Cambridge, USA, with a team of 201-500 employees. The company is currently Growth Stage.