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Junior Python Developer Jobs in Puerto Rico (NOW HIRING)

Sr Data Scientist

Juncos, PR · On-site

$110 - $160/hr

... junior colleagues and collaborating with key stakeholders. SUMMARY The Data Scientist will lead ... Programming experience with Python, R, or SAS and experience with ML libraries like scikitlearn ...

... junior colleagues and collaborating with key stakeholders. SUMMARY The Data Scientist will lead ... Graph 4. Programming experience with Python, R, or SAS and experience with ML libraries like ...

... junior colleagues and collaborating with key stakeholders. SUMMARY The Data Scientist will lead ... Graph 4. Programming experience with Python, R, or SAS and experience with ML libraries like ...

Lead Substation Engineer 1 - Grid

Mayaguez, PR · Hybrid

$102K - $134K/yr

Guide junior and senior-level engineers and designers in protection and controls engineering design ... Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate ...

PR · On-site

$99K - $131K/yr

Guide junior and senior-level engineers and designers in protection and controls engineering design ... Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate ...

Showing results 21-40

Junior Python Developer information

What is a junior Python developer?

A Junior Python Developer is an entry-level software developer who specializes in writing, testing, and maintaining code using the Python programming language. They typically work under the guidance of senior developers and assist in building applications, fixing bugs, and improving performance. Their responsibilities may include writing scripts, working with databases, and integrating third-party services. Strong problem-solving skills, knowledge of Python frameworks like Django or Flask, and familiarity with version control systems like Git are often required. Junior developers are expected to learn quickly and contribute to the development team while gaining hands-on experience.

What are the typical daily responsibilities of a junior Python developer?

As a Junior Python Developer, your daily tasks may include writing and testing code, fixing bugs, and participating in code reviews alongside more experienced developers. You'll often work on modules or features under the guidance of senior team members, attend stand-up meetings, and update project documentation as needed. Collaboration with frontend developers, QA testers, and project managers is common, especially when integrating systems or implementing new features. Over time, you can expect to take on more complex tasks and gradually build your expertise through mentorship and hands-on project work.

What are the key skills and qualifications needed to thrive in the junior Python developer position?

To thrive as a Junior Python Developer, you need a solid foundation in Python programming, an understanding of computer science fundamentals, and often a relevant degree or coursework. Familiarity with version control systems like Git, basic experience with web frameworks such as Flask or Django, and knowledge of databases are commonly expected, while certifications like PCEP can be advantageous. Attention to detail, a willingness to learn, effective problem-solving, and strong communication skills are essential soft skills for this role. These competencies ensure you can contribute efficiently to software development projects, adapt to new challenges, and collaborate well within a development team.

Is there a demand for junior Python developers?

There is strong demand for junior Python developers across various industries, including web development, data analysis, and automation. Companies seek candidates with basic programming skills, knowledge of frameworks like Django or Flask, and familiarity with version control tools such as Git. Entry-level positions are available in both startups and established organizations, reflecting Python's popularity and versatility.

What does a junior Python developer do?

A junior Python developer writes, tests, and maintains Python code for software applications under supervision. They often work on tasks such as debugging, implementing features, and collaborating with team members using tools like version control systems. Basic knowledge of programming concepts and familiarity with frameworks like Django or Flask are typically required.

What are the most commonly searched types of Python Developer jobs in Puerto Rico?

The most popular types of Python Developer jobs in Puerto Rico are:

What are popular job titles related to Junior Python Developer jobs in Puerto Rico?

For Junior Python Developer jobs in Puerto Rico, the most frequently searched job titles are:

What job categories do people searching Junior Python Developer jobs in Puerto Rico look for?

The top searched job categories for Junior Python Developer jobs in Puerto Rico are:

Infographic showing various Junior Python Developer job openings in Puerto Rico as of August 2026, with employment types broken down into 75% Full Time, and 25% Contract. Highlights an 100% In-person job distribution.

Sr Data Scientist

Weil Group, Inc

Juncos, PR • On-site

$110 - $160/hr

Other

This job post has expired today. Applications are no longer accepted.


Job description

We are seeking an experienced Senior Data Scientist to lead advanced analytics and machine learning initiatives that drive measurable business value. You will bridge the gap between complex datasets and strategic business decisions, owning the end-to-end data modeling lifecycle while mentoring junior colleagues and collaborating with key stakeholders.

SUMMARY

The Data Scientist will lead projects and collaborate with business partners including commercial insights teams, manufacturing, supply chain, engineering, data teams, external vendor partners, service owners and IS partners to develop analytical models and insights across the PR Operations Organization to answer/solve specific business problems. This role will lead advanced analytics projects from the front and will be responsible for end to end execution. This role will innovate and create significant business impact through the strategic use of advanced analytics techniques.

FUNCTIONS
  1. Leading, using and developing data science, machine learning, and artificial intelligence capabilities across Client commercial organization
  2. Leading the projects and be part of cross functional teams on projects and/or programs with aims to systematically derive insights that ultimately derive substantial business value for Amgen.
  3. Taking the initiative and work independently with minimal supervision
  4. Identifying business needs, doing SWOT analysis, proposing potential analytical approaches for solutions, obtain approvals and the execute the work end to end.
  5. Building high-performance algorithms, prototypes, predictive models and proof of concepts using Python
  6. Working with SQL and other DB query languages
  7. Leading, collaborating and communicating cross-functionally with stakeholders to develop appropriate methodology to answer specific business questions
  8. Presenting analysis ideas, progress and results to business partners in clear and impactful manner
  9. Creating powerful stories in PowerPoint. Well versed in MS Office suite specifically Excel and PowerPoint
  10. Assuring compliance with regulatory, security, and privacy requirements as it relates to data assets
EDUCATION
  • -Doctorate OR-Masters + 2 years of data science, business, statistics, data mining, applied mathematics, business analytics, engineering, computer science or related field experience OR
  • - Bachelors + 4 years of data science, business, statistics, data mining, applied mathematics, business analytics, engineering, computer science or related field experience OR-Associates + 8 years of data science, business, statistics, data mining, applied mathematics, business analytics, engineering, computer science or related field experience OR-High school/GED + 10 years of data science, business, statistics, data mining, applied mathematics, business analytics, engineering, computer science or related field experience
COMPETENCIES/SKILLS
  • Degree in Data Science, Engineering, Mathematics, Applied Physics, Statistics, or Operations Research
  • Experience leading the projects and in executions of the projects end to end
  • Experience with databases including relational, SQL, and Graph
  • Programming experience with Python, R, or SAS and experience with ML libraries like scikitlearn, MLib, Keras, TensorFlow, Pytorch, etc.
  • Write well-abstracted and reusable code in Python, R, or Scala; you freely navigate in Linux environment;
  • Detail-oriented technical aptitude with strong logical, problem solving, and decision-making skills
  • Excellent organization/planning skills and talent for managing many large and complex datasets
  • Ability to collaborate and influence business partners and other IS resources to drive analytic projects end-to-end
  • Excellent communication skills to communicate analysis in a clear, precise, and actionable manner
  • Experience working with large datasets, experience working with distributed computing tools (Spark, Hive, etc.)
  • Passion for learning and staying on top of current developments in advanced analytics.
  • Biotech / Pharma experience

Weil Group is proud to be an Equal Employment Opportunity Employer.

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