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Junior Fastapi Developer Jobs in California (NOW HIRING)

Lead AI Engineer

Palo Alto, CA · On-site

$120.50K - $158.70K/yr

Provide thoughtful code reviews, share patterns and examples, and help mid-level and junior ... Proficient in Python and modern backend frameworks (FastAPI, Django or similar), with experience ...

Lead AI Engineer

Palo Alto, CA · On-site

$120.60K - $158.90K/yr

Provide thoughtful code reviews, share patterns and examples, and help mid-level and junior ... FastAPI, Django or similar), with experience using big data tools such as Spark/Hadoop and ORMs ...

Software engineer, generative AI

San Francisco, CA · On-site

$111.70K - $304.10K/yr

... FastAPI, Asyncio, and database systems like PostgreSQL * A "Connect" mindset, thriving in collaborative settings where you actively engage with cross-functional teams and mentor junior engineers to ...

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Junior Fastapi Developer information

What are the key skills and qualifications needed to thrive as a Junior FastAPI Developer, and why are they important?

To thrive as a Junior FastAPI Developer, you need foundational knowledge of Python programming, RESTful API concepts, and experience working with FastAPI frameworks, supported by a relevant degree or coding bootcamp. Familiarity with Git for version control, SQL or NoSQL databases, and containerization tools like Docker is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication make candidates stand out in collaborative development environments. These competencies ensure efficient, high-quality API development and seamless teamwork in agile software projects.

What are some typical challenges a Junior FastAPI Developer may face when joining a new team?

As a Junior FastAPI Developer, you may encounter challenges such as adapting to established codebases, understanding the team's API design patterns, and ensuring your code aligns with both FastAPI best practices and your organization's standards. Collaborating closely with senior developers and participating in code reviews can help accelerate your learning process. Additionally, you may need to quickly familiarize yourself with related tools such as Docker, Git, and testing frameworks, as well as the team's workflow for deploying and maintaining APIs in production environments.

What are Junior FastAPI Developers?

Junior FastAPI Developers are entry-level software engineers who specialize in building web applications and APIs using FastAPI, a modern Python web framework. They are responsible for writing, testing, and maintaining backend code, often under the guidance of more experienced developers. Their tasks typically include developing RESTful APIs, integrating databases, and ensuring application performance and security. Junior FastAPI Developers usually have a basic understanding of Python, web technologies, and REST principles. They play an important role in supporting projects, learning best practices, and growing their technical skills.

What is the difference between Junior Fastapi Developer vs Junior Python Developer?

AspectJunior Fastapi DeveloperJunior Python Developer
Required CredentialsBasic Python knowledge, familiarity with FastapiBasic Python knowledge, possibly some frameworks
Work EnvironmentWeb backend development, API creationGeneral software development, scripting
Employer & Industry UsageTech companies, startups, web servicesBroad industry, including data analysis, automation
Common Search & ComparisonYesYes

The main difference is that a Junior Fastapi Developer specializes in building APIs using Fastapi, while a Junior Python Developer has broader Python programming skills without specific focus on web APIs. Fastapi developers typically work in web backend environments, whereas Python developers may work across various domains.

What are the most commonly searched types of Fastapi Developer jobs in California? The most popular types of Fastapi Developer jobs in California are:
What cities in California are hiring for Junior Fastapi Developer jobs? Cities in California with the most Junior Fastapi Developer job openings:
Infographic showing various Junior Fastapi Developer job openings in California as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.
Senior Data Engineer

Senior Data Engineer

Green Street Advisors, LLC

Newport Beach, CA • On-site

$145K - $155K/yr

Full-time

Posted 3 days ago


Job description

Position Overview
Interested in working at a fast-paced growing FinTech company? Have a desire to work with the latest technologies including Python, Amazon Web Services (AWS), and custom-built API's? If so, we are excited to have you join the Green Street technology team. We are a group of innovative technologists working together to fuel the growth of one of the fastest growing technology companies in the Commercial Real Estate (CRE) Space.
We are looking to hire a talented, hands-on data engineer, who is interested in working on our cloud-based solutions for pipelining public and private data from multiple sources throughout our systems. You will be working on an Agile team dedicated to parsing and processing, aggregating, and enriching the latest CRE data used by our clients and an internal team of researchers to provide the most comprehensive view of the Commercial Real Estate in the world.
What's it like working with our team of dedicated technologists? We are passionate about great Agile teams, engineering excellence through paired programming, automated testing, close collaboration with each other, and a highly transparent tech organization. You'll have multiple opportunities to work on interesting projects, move around teams, and engage with some of the brightest engineering minds anywhere.
We love great engineers, and we are excited to get to know you better. Please share your resume today!
Job Responsibilities
  • Architect and build database schema, data ingestion models, ETLs, and testing to uphold data integrity and availability
  • Develop, maintain, and optimize current data architecture and pipelines, while maintaining documentation
  • Provide leadership and mentorship to junior team members through training, pair programming, and code reviews
  • Collaborate with product, research, operations, and front-end teams to build innovative solutions to achieve business goals
  • Perform analysis on large aggregated (e.g. demographic, geographic, GIS / spatial) datasets

Candidate Profile
  • Excellent Python Programming knowledge
  • Excellent scripting skills and an extensive knowledge of SQL with ability to write advanced queries to manipulate datasets
  • Knowledge of and passion for database design, optimization techniques, and warehousing
  • Strong leadership and interpersonal skills
  • Ability to quickly learn, internalize complex pipelines, and efficiently troubleshoot bugs
  • Experience with AWS infrastructure and CI / CD, and interest in front end technologies is a plus
  • Prior experience developing scalable APIs (REST and GraphQL) is a plus

Requirements
  • A Bachelor's degree in Computer Science / Engineering or comparable experience
  • Excellent programming skills with minimum 5 years of experience in Python (e.g. Pandas, SQLAlchemy, Flask, FastAPI, etc.)
  • Extensive database skills with minimum 5 years of experience in either MySQL, SQL, or PostgreSQL
  • Proficiency with Git is required; previous experience with the Atlassian product family (Confluence and Jira) is a plus
  • Must enjoy collaborative problem solving, have excellent communication skills, and demonstrate attention to detail
  • Prepared to work independently in a fast-paced, agile environment with the ability to multitask
  • Track record of keeping up with new cloud technologies, languages, standards, and practices
  • Prior knowledge of finance, real estate data, or mathematics is a plus

Compensation, Benefits and Work Authorization
In addition to the posted base salary range, this position is eligible for a performance bonus and benefits (subject to eligibility requirements) listed here. Total compensation is based on several factors including, but not limited to, type of position, location, education level, work experience, and certifications. This information is applicable for all full-time positions.
Green Street will not sponsor or transfer employment work visas for this position. Applicants must be currently authorized to work in the United States without the need for visa sponsorship now or in the future.
Company Overview and EEOC/Diversity
Green Street is a forward-thinking real assets company at the forefront of transforming the commercial real estate market with cutting-edge predictive analytics, data-driven insights, and actionable intelligence. With over 40 years of expertise, Green Street empowers investors, lenders, banks, and industry stakeholders across the U.S., Canada, Europe and Asia to make optimized investment and strategic decisions. To learn more, please visit www.greenstreet.com.
The success of Green Street is directly attributable to the strength of our people. A diverse and inclusive work environment where top talent can thrive, think freely and offer different perspectives makes our insights even stronger. We're building a company culture where differences are celebrated and valued.
Green Street is an Equal Opportunity Employer
Green Street does not discriminate on the basis of race, sex, color, religion, age, national origin, marital status, disability, veteran status, genetic information, sexual orientation, gender identity or any other reason prohibited by law in provision of employment opportunities and benefits.
Pay Range
USD $145,000.00 - USD $155,000.00 /Yr.
Incentive Performance Bonus
+ Incentive Performance Bonus