Explore 3 python developer internship jobs from 3 hiring companies in South Portland, ME, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Python Developer Internship

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Python Developer Internship Jobs

IDEXX

Loftware

Sprague Energy

Onsite

*THIS INTERNSHIP IS FOR SUMMER 2026 OUT OF OUR PORTSMOUTH, NH OFFICE*
Sprague is passionate about delivering the diverse products and programs that warm, power and move the world. We keep homes warm through Northeastern winters and hospitals cool through summer. We help small businesses focus on serving their communities, and our renewable fuels keep our country’s infrastructure running. From importing wind energy components to deploying leading-edge solar technology to help power terminal facilities, we are committed to continually evolving to meet our customers’ changing energy needs.
Our Culture
Sprague values innovation, safety, integrity, and people. We know that our people are what set us apart from our competition, and we work hard to make sure each employee across our 20+ locations knows how important they are to our organization.  We recently surveyed our employees to ask them their favorite part of the job. Unanimously, they answered, "The people I work with." You are part of a team and a family at Sprague, and everyone works together to ensure both the success of the company and of the individual.
Do you like to get involved where you work?  Is giving back important to you? Sprague has a range of committees to support varying initiatives (Sustainability, Charitable, Scholarship, FunForce, Innovation etc.). Sprague is a place that cares about its employees, its community, and about creating a place where people want to come to work every day.
About the position:
We are looking for a Software Engineer Intern who brings a strong desire to learn, a proactive mindset, and the persistence to work through challenges. This role is best suited for someone with a foundational programming background who is curious, self-motivated, and driven to continuously improve. In this role, you will work on a defined project or set of features with regular guidance and check-ins. You will gain practical experience building software while developing your problem-solving and engineering skills.
Responsibilities:
<ul>
<li>Contribute to the design, development, and testing of software features</li>
<li>Write clean, readable, and maintainable code with guidance</li>
<li>Debug issues and participate in problem-solving efforts</li>
<li>Collaborate with team members through code reviews and discussions</li>
<li>Learn and apply new tools and technologies as needed</li>
<li>Communicate progress, challenges, and questions clearly</li>
<li>Participate in requirement discussions and contribute to basic design decisions</li>
</ul>
Required Qualifications:
<ul>
<li>Pursuing or recently completed a degree, bootcamp, or certificate program in Computer Science or a related field</li>
<li>Positive, proactive attitude with a strong desire to learn and improve</li>
<li>Demonstrated curiosity and willingness to work through problems before escalating</li>
<li>Ability to communicate clearly and collaborate within a team environment</li>
<li>Foundational understanding of at least one programming language (e.g., Python, Java, JavaScript)</li>
<li>Experience using AI-assisted development tools to support coding, debugging, and learning workflows </li>
</ul>
Preferred Qualifications:
<ul>
<li>Familiarity with AI-assisted development tools (e.g., Copilot, Codex, Claude Code)</li>
<li>Exposure to building applications that incorporate AI capabilities (e.g., integrating APIs such as OpenAI)</li>
<li>Familiarity with developer tools such as Git</li>
<li>Exposure to building applications (e.g., user interfaces, APIs, databases)</li>
<li>Basic awareness of development practices (e.g., CI/CD, cloud platforms, Agile)</li>
</ul>
What You’ll Gain
<ul>
<li>Hands-on experience working on a real project</li>
<li>Regular mentorship and feedback</li>
<li>Exposure to team-based software development practices</li>
<li>Opportunity to grow technical and professional skills in a collaborative environment</li>
</ul>
Sprague is an EEO/AA employer.  We strongly encourage minorities, females, Vets and individuals with disabilities to apply.
As a federal contractor we adhere to OFCCP employment regulations. <a href="https://www.dol.gov/ofccp/regs/compliance/posters/pdf/OFCCP_EEO_Supplement_Final_JRF_QA_508c.pdf" target="_blank" rel="noopener">Click here for OFCCP compliance information</a>

Software Engineer Intern

Pursuing or recently completed degree in Computer Science or related field; basic programming knowledge; ability to learn and collaborate; experience with AI-assisted development tools (preferred).

You will join the Diagnostic Assay Instrument Integration Development System purpose of this internship is to expand and scale assay menu capabilities on a diagnostic assay development system, comprised of robotics and instrumentation. The intern will support integration of new assay sequences into the system and develop backend data processing and visualization tools to improve workflow efficiency, data visibility, and scalability.Timeframe: June 1 to August 7, full time (40 hrs/week) or full time, with possible longer-term opportunities. This role is in-person in Westbrook, Maine. To qualify for our program, you must be actively enrolled as a student beyond the summer program.Goals to accomplish:<ul><li>Coordinate with cross-functional engineers to understand assay requirements and translate them into executable machine sequences</li><li>Program and validate new assay workflows on the development system using Inductive Automation’s Ignition HMI</li><li>Develop automated backend data processing pipelines using Python</li><li>Create data visualization tools to improve insight into assay performance and reagent lot-to-lot variation using Python and/or JMP statistical methods</li><li>Improve or extend the Ignition HMI to support new workflows</li><li>Document processes and train assay/operations teams on new tools and workflows</li></ul>Desired Skills: Applicants will ideally have:<ul><li>Experience in instrument control or robotics with a focus on embedded systems</li><li>Experience using version control tools (e.g., Git/GitHub)</li><li>Proficiency in Python</li><li>Strong technical documentation and communication skills</li><li>Experience working with laboratory instrumentation, automation systems, or data acquisition workflows</li><li>Experience with statistical data analysis (JMP)</li><li>Familiarity with Ignition (SCADA / UI development)</li></ul>Things you will learn:<ul><li>Systems-level approach to assay development and characterization</li><li>Translating assay requirements into automated machine workflows</li><li>Backend data automation and visualization tool development</li><li>Working within a cross-functional engineering environment</li><li>Fundamentals of assay characterization and slide-based analyzer systems</li><li>Practical application of software development in a regulated laboratory environment</li></ul>What you can expect from us:  <ul><li>Salary is $25.00/hr</li><li>Start contributing to a 401k </li></ul>Why IDEXX:We’re proud of the work we do because our work matters. An innovation leader in every industry we serve, we follow our Purpose and Guiding Principles to help pet owners worldwide keep their companion animals healthy and happy, to ensure safe drinking water for billions, and to help farmers protect livestock and poultry from disease. We have customers in over 175 countries and a global workforce of over 10,000 talented people.So, what does that mean for you? We enrich the livelihoods of our employees with a positive and respectful work culture that embraces challenges and encourages learning and discovery. At IDEXX, you will be supported by competitive compensation, incentives, and benefits while enjoying purposeful work that drives improvement.Let’s pursue what matters together.IDEXX values a diverse workforce and workplace and strongly encourages women, people of color, LGBTQ&#43; individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.IDEXX is an equal opportunity employer. Applicants will not be discriminated against because of race, color, creed, sex, sexual orientation, gender identity or expression, age, religion, national origin, citizenship status, disability, ancestry, marital status, veteran status, medical condition, or any protected category prohibited by local, state, or federal laws.While we appreciate our staffing partners, we are unable to accept unsolicited agency resumes.#LI-CAG

Diagnostic Assay Instrument Integration Development System Intern

Internship in diagnostic assay instrument integration; strong Python, version control, and data visualization skills; experience with laboratory instrumentation or robotics a plus.

Loftware enables our customers to provide authentic, compliant, and traceable products through a connected supply chain. With a focus on addressing complex challenges across industries such as manufacturing, pharmaceuticals, and consumer goods, Loftware empowers organizations to create, manage, and optimize the identification and packaging of products in a streamlined and compliant manner. Through its innovative mission-critical software platform, Loftware enables businesses to enhance supply chain efficiency, ensure regulatory compliance, and deliver consistent and accurate identification that supports brand integrity and customer satisfaction. We make the supply chain work.
About the position: As a Development Intern, you will assist our Development department in creating, testing, and maintaining our solutions.. You will gain practical experience in the software development process and its tools, AI, and how to work in and with a larger software organization. Responsibilities: • Assist in the development and testing of software applications using Python, Java and object-oriented design principles, likely with a bent towards Artificial Intelligence.. • Support integration with external systems, devices, and networking components. • Contribute to unit testing using JUnit or similar frameworks to ensure software quality. • Collaborate with the team to document technical specifications and development processes. • Research and explore new technologies, including machine learning and image processing techniques. • Participate in troubleshooting and problem-solving activities alongside senior engineers.
Requirements: • Currently pursuing a degree in Information Technology, Computer Science, or a related field. • Strong attention to details. • Ability to think critically and solve technical problems efficiently. • Experience with modern AI concepts, especially agentive AI is a plus • Eagerness to learn and adapt to new technologies. • Excellent documentation skills. • A working knowledge of Java. • Knowledge of object-oriented design and development. • Experience with Apache Tomcat, J2EE Application Servers and transactional databases is a plus. • Unit test experience with JUnit or equivalent. • Integration with external devices, networking and/or controls is a strong plus. • Understanding of Image Processing (Theory, algorithms, etc). • Knowledge of or interest in machine learning algorithms. • Ability to work well in a team environment.
Benefits: • Hands-on experience in a professional IT environment. • Mentorship and guidance from experienced IT professionals. • Opportunity to work on real-world IT projects. • Networking opportunities within the industry. • Potential for future employment opportunities.

Development Intern - Engineering

Development Intern

Pursuing a degree in Information Technology or Computer Science with strong attention to detail and teamwork; familiar with Python and Java; knowledge of AI concepts and image processing a plus.

Python Developer Internship Jobs in South Portland, ME, US | HiringCafe: every job on earth

Python Developer Internship Jobs in South Portland, ME, US

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