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Fastapi Developer Jobs in Reston, VA (NOW HIRING)

Unisys

Python Developer

Reston, VA

$52.25 - $72/hr

We are seeking a Senior Python Developer to support the design, development, and scaling of cloud ... Skills: Strong proficiency in Python and backend frameworks such as FastAPI, Flask Proven ...

Base-2 Solutions, LLC

Software Engineer Level 5

Reston, VA · On-site

$163.79K - $192.70K/yr

Demonstrated experience as a backend developer. * Demonstrated experience in data engineering and API development. * Experience building scalable systems with Python and FastAPI. * Experience ...

GRVTY

Full Stack Developer

Mclean, VA

Strong experience with JavaScript (Hono.js) and Python (fastapi) * Strong experience with TypeScript/JavaScript (Vue.js) and Tailwindcss * Experience with DevOps (CDKTF/terraform) * Experience with ...

KMM Technologies, Inc

Sr. Python Developer

Rockville, MD

$123.80K - $166.70K/yr

Position: Sr. Python Developer Location: Rockville, MD / Tysons, VA #HYBRID Duration: 12 months ... Expert-level proficiency in Python frameworks including Django, Flask, and FastAPI * Strong ...

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How much do fastapi developer jobs pay per hour?

As of May 30, 2026, the average hourly pay for fastapi developer in Reston, VA is $54.97, according to ZipRecruiter salary data. Most workers in this role earn between $42.02 and $67.26 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 Reston, VA? The most popular types of Fastapi Developer jobs in Reston, VA are:
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What job categories do people searching Fastapi Developer jobs in Reston, VA look for? The top searched job categories for Fastapi Developer jobs in Reston, VA are:
What cities near Reston, VA are hiring for Fastapi Developer jobs? Cities near Reston, VA with the most Fastapi Developer job openings:
Fastapi Developer jobs near you
Infographic showing various Fastapi Developer job openings in Reston, VA as of May 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, and 50% Remote job distribution, with an average salary of $114,340 per year, or $55 per hour.
Python Developer

Python Developer

Unisys

Reston, VA

$52.25 - $72/hr

Other

Posted yesterday

Unisys rating

5.4

Company rating: 5.4 out of 10

Based on 20 frontline employees who took The Breakroom Quiz

189th of 203 rated it services

Job description

We are seeking a Senior Python Developer to support the design, development, and scaling of cloud-native applications. The ideal candidate should have experience in end-to-end development, delivering production-grade solutions, and contributing to system architecture, performance optimization, and reliability. The resource will collaborate with cross-functional teams to ensure high-quality, scalable, and maintainable implementations. We are looking for candidates with scalable system design, and cloud-native development, along with experience working with LLM models and integrating AI-driven capabilities into applications.

Skills:

Strong proficiency in Python and backend frameworks such as FastAPI, Flask
Proven experience developing and deploying production-grade applications
Experience working with LLM models and integrating AI-driven capabilities into applications
Experience building full-stack applications using modern frontend frameworks (e.g., React, Angular, or Vue.js)
Solid understanding of RESTful APIs, microservices architecture, and distributed systems
Hands-on experience with databases (SQL and NoSQL) such as PostgreSQL, DynamoDB
Strong experience with AWS services, including EC2, ECS, Lambda, RDS, S3, API Gateway, DynamoDB, ALB, Batch, and EFS
Experience with cloud-native architectures, containerization (Docker), and orchestration (Kubernetes)
Experience with CI/CD pipelines, Git, and platforms such as GitLab
Proficiency in Software Development Lifecycle (SDLC) best practices
Experience with infrastructure as code using tools like Terraform
Strong understanding of software design principles, data structures, and algorithms
Experience with automated testing, including unit and integration testing, and maintaining high code quality through code reviews
Ability to design and optimize systems for performance, scalability, and reliability
Experience processing large-scale data in formats such as JSON, XML, and Parquet
Experience using AI-assisted coding tools (e.g., GitHub Copilot or similar)

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