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Fastapi Developer Jobs in Bethesda, MD (NOW HIRING)

Altumint

Junior Python Engineer

Lanham, MD

$80K - $90K/yr

... DevOps, and security. Preferred Qualifications: · Experience developing applications with FastAPI or Flask. · Familiarity with SQL and relational databases such as PostgreSQL or SQLite. · ...

Cornerstone Defense

Python Developer

Chantilly, VA · On-site

$51.50 - $71/hr

Job #3456 Python Developer: w orks as part of a team to implement functionality as part of multiple ... Experience with API development in Python using Python libraries such as FastAPI * Experience with ...

Interon IT Solutions

AI/ML Engineer

Reston, VA · On-site

AI/ML Engineer (Python, AWS, GenAI) Location: Reston, VA (In-person interviews required) Candidate ... Develop scalable, high-performance Python microservices using FastAPI/Flask for data pipelines ...

CACI bv

Cybersecurity Software Developer

Chantilly, VA · On-site

... FastAPI, Flask or similar technologies • Experience developing Python SDKs, client libraries or other developer-consumable integrations • Experience with JavaScript-based web applications or ...

Mindlance

Senior AI Developer

Washington, DC

$61.75 - $81.50/hr

Developer Premium II - AI Developer Duration: 6 Months - Long Term Location: Washington, DC 20433 ... Build APIs, automation services, and backend components using Python (FastAPI, Flask, etc.

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How much do fastapi developer jobs pay per hour?

As of May 31, 2026, the average hourly pay for fastapi developer in Bethesda, MD is $56.55, according to ZipRecruiter salary data. Most workers in this role earn between $43.22 and $69.23 per hour, depending on experience, location, and employer.

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

To thrive as a FastAPI Developer, you need strong proficiency in Python programming, RESTful API design, and experience with FastAPI, often supported by a background in computer science or related fields. Familiarity with tools like SQL/NoSQL databases, Docker, and cloud platforms, as well as knowledge of asynchronous programming and API documentation tools like Swagger, is typically required. Excellent problem-solving skills, attention to detail, and effective communication set outstanding FastAPI developers apart. These skills are crucial for building reliable, high-performance APIs that meet modern application demands and facilitate seamless team collaboration.

What are some common challenges FastAPI Developers face when integrating third-party services or APIs?

FastAPI Developers often encounter challenges when integrating third-party services, such as handling authentication protocols (like OAuth2), ensuring compatibility between JSON schemas, and managing asynchronous calls to avoid performance bottlenecks. It’s also common to troubleshoot and adapt to inconsistencies in external API documentation or rate limits. Collaborating closely with frontend teams and DevOps professionals helps streamline these integrations, ensuring robust, scalable API solutions.

What is a FastAPI Developer?

A FastAPI Developer is a software engineer who specializes in building web applications and APIs using the FastAPI framework, which is a modern, fast (high-performance) web framework for Python. FastAPI Developers are responsible for designing, developing, and maintaining backend services and APIs that are efficient, robust, and scalable. They often work with databases, authentication, and deployment processes, and ensure that the API endpoints adhere to best practices for security and performance. Their work is crucial for enabling smooth communication between front-end applications and backend systems.

What is the difference between Fastapi Developer vs Backend Developer?

AspectFastapi DeveloperBackend Developer
Required SkillsPython, Fastapi, REST APIs, async programmingMultiple languages (Python, Java, Node.js), REST/SOAP APIs, databases
Work EnvironmentWeb development, API-focused projects, microservicesBroader software development, server-side logic, database management
Industry UsageTech startups, SaaS, API-driven servicesEnterprise, e-commerce, finance, various industries

Fastapi Developers specialize in building high-performance APIs using Python and Fastapi, often within microservices architectures. Backend Developers have a broader scope, working with multiple languages and technologies to develop server-side applications across various industries. While Fastapi Developers focus on API efficiency, Backend Developers handle comprehensive backend systems.

What are the most commonly searched types of Fastapi Developer jobs in Bethesda, MD? The most popular types of Fastapi Developer jobs in Bethesda, MD are:
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Fastapi Developer jobs near you
Infographic showing various Fastapi Developer job openings in Bethesda, MD as of May 2026, with employment types broken down into 100% Full Time. Highlights an 60% In-person, and 40% Remote job distribution, with an average salary of $117,627 per year, or $56.6 per hour.

Junior Python Engineer

Altumint

Lanham, MD

$80K - $90K/yr

Full-time

Posted 23 days ago

Job description

Job Description:

Job Title: Junior Python Engineer

Location: Lanham, MD

Reports To: Senior Software Engineer Team Lead

FLSA Status: Exempt


Position Summary

The Junior Python Engineer will play a hands-on role in supporting and evolving the software ecosystem behind Altumint’s device fleet and operational platforms. The position is heavily centered in Python development and offers broad exposure across backend engineering, DevOps, embedded Linux environments, infrastructure tooling, device management, and operational support.

A key initiative for this role will involve modernizing legacy internal management tools into a centralized, web-based operations portal using FastAPI and related technologies. The engineer will also support field operations by troubleshooting device-related issues, assisting with deployments, and contributing to tooling that improves reliability, scalability, and operational visibility.

This position offers a strong growth opportunity within a collaborative engineering environment. New team members will receive structured onboarding and mentorship, beginning with issue resolution and operational support before expanding into feature development and platform enhancement initiatives.


Responsibilities


Software Engineering & Platform Development

·       Assist in the migration of legacy Python scripts and desktop utilities into modern web-based operational tools and dashboards.

·       Contribute to backend application development using Python and FastAPI.

·       Develop and maintain tools used for device provisioning, diagnostics, monitoring, and fleet management.

·       Write clean, maintainable, and well-documented code within a large existing codebase.

Fleet Operations & Technical Support

·       Investigate and resolve software and device-related issues impacting field operations.

·       Support software deployments, system updates, and operational monitoring across distributed device fleets.

·       Troubleshoot production issues and collaborate with engineering and operations teams to implement sustainable solutions.

DevOps, Infrastructure & Security

·       Support CI/CD pipeline improvements, automated deployment processes, and build tooling initiatives.

·       Assist with Linux-based infrastructure tasks, provisioning automation, and device hardening activities.

·       Participate in operational security and compliance-related initiatives as needed.

Quality & Collaboration

·       Write and maintain unit and integration tests for new and existing functionality.

·       Collaborate cross-functionally with QA, operations, implementation, and engineering teams to ensure solutions align with operational and customer requirements.

·       Contribute to continuous improvement efforts across engineering processes, tooling, and system reliability.

 

Qualifications

Required:

 

·       Bachelor’s degree in Computer Science, Software Engineering, or a related technical discipline — or equivalent practical experience.

·       Proficiency in Python with the ability to write organized, readable, and maintainable code.

·       Foundational understanding of web application development, REST APIs, and HTTP concepts.

·       Exposure to Python web frameworks such as FastAPI, Flask, or Django.

·       Familiarity with Linux operating systems and command-line environments.

·       Experience using Git version control in a collaborative development environment.

·       Strong analytical and problem-solving abilities with attention to detail.

·       Effective communication and collaboration skills.

·       Demonstrated willingness to learn across multiple technical domains, including software development, infrastructure, DevOps, and security.


Preferred Qualifications:

·       Experience developing applications with FastAPI or Flask.

·       Familiarity with SQL and relational databases such as PostgreSQL or SQLite.

·       Exposure to CI/CD tools and workflows including GitHub Actions, GitLab CI, or Jenkins.

·       Experience with Linux system administration concepts such as systemd, package management, and shell scripting.

·       Familiarity with Docker or containerized development environments.

·       Exposure to cloud platforms such as AWS, Azure, or GCP.

·       Interest or experience in IoT, edge computing, machine learning, computer vision, or intelligent transportation technologies.

·       Experience supporting solutions in industries such as smart infrastructure, traffic enforcement, public safety technology, or connected devices.