ZipRecruiter

Log In

1

Fastapi Developer Jobs in Boston, MA (NOW HIRING)

Lila Sciences

Senior Software Engineer, App

Cambridge, MA · On-site

$133K - $176K/yr

Leverage AWS services, Kubernetes and modern DevOps practices to build and deploy production-grade ... Experience with and web services for CRUD services (SQLModel, FastAPI, Django). * Orchestration ...

jobr.pro

Senior Software Engineer, App

Cambridge, MA · On-site

$150 - $200/hr

Leverage AWS services, Kubernetes and modern DevOps practices to build and deploy production-grade ... Experience with and web services for CRUD services (SQLModel, FastAPI, Django). * Orchestration ...

Paperless Parts

Senior Software Engineer

Boston, MA · On-site

$133K - $175K/yr

We work across a modern stack - Python (Django and FastAPI), TypeScript and React, PostgreSQL, and ... Champion Engineering Excellence: Advance our practices - testing, observability, code review, and ...

Paperless Parts

Senior Software Engineer

Boston, MA · On-site

$142K - $192K/yr

We work across a modern stack - Python (Django and FastAPI), TypeScript and React, PostgreSQL, and ... Champion Engineering Excellence: Advance our practices - testing, observability, code review, and ...

twenty80.io

Founding Full Stack Engineer

Boston, MA · On-site +1

$150K - $190K/yr

Set up deployment pipelines, monitoring, and basic DevOps workflows * Help hire and mentor future ... React, TypeScript, Next.js * Backend: Node.js (Express/NestJS) or Python (Django/FastAPI)

twenty80.io

Senior Full Stack Software Engineer

Boston, MA · On-site +1

$160K - $210K/yr

Backend: Node.js (Express or NestJS) and/or Python (Django or FastAPI) * Databases: PostgreSQL ... engineering experience * Strong full stack experience with modern JavaScript/TypeScript * Proven ...

IBM

Entry Level Software Developer 2027

Boston, MA · On-site

$125 - $150/hr

Exposure to back-end or front-end frameworks (e.g., React, FastAPI, Flask, Spring Boot). * Understanding of cloud-native technologies, CI/CD processes, or DevOps practices. * Familiarity with NoSQL ...

Klaviyo

Senior AI Engineer

Boston, MA · On-site

$113K - $155K/yr

As a Senior AI Engineer, you will design and build scalable backend systems and user experiences ... FastAPI, Django preferred). • Experience creating human and automated evals to ensure high AI ...

Klaviyo

Senior AI Engineer

Boston, MA · On-site

$113K - $155K/yr

As a Senior AI Engineer, you will design and build scalable backend systems and user experiences ... FastAPI, Django preferred). • Experience creating human and automated evals to ensure high AI ...

Catalyst Labs

ML Engineer

Boston, MA · On-site

They are seeking an ML Engineer to design, build, and deploy production-grade ML systems, while ... Preferred : • Familiarity with FastAPI, OpenAI APIs, Baseten, LiteLLM, LiveKit, PostgreSQL, Redis ...

previous pagenext page

Showing results 21-40

All JobsFastapi Developer JobsFastapi Developer Jobs in Boston, MA

Fastapi Developer information

See Boston, MA salary details

$18

$57

$88

How much do fastapi developer jobs pay per hour?

As of Sep 8, 2026, the average hourly pay for fastapi developer in Boston, MA is $57.40, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $70.24 per hour, depending on experience, location, and employer.

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 are the key skills and qualifications needed to thrive as a FastAPI developer?

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 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 Boston, MA?

The most popular types of Fastapi Developer jobs in Boston, MA are:

What are popular job titles related to Fastapi Developer jobs in Boston, MA?

For Fastapi Developer jobs in Boston, MA, the most frequently searched job titles are:

What job categories do people searching Fastapi Developer jobs in Boston, MA look for?

The top searched job categories for Fastapi Developer jobs in Boston, MA are:

What cities near Boston, MA are hiring for Fastapi Developer jobs?

Cities near Boston, MA with the most Fastapi Developer job openings:

Fastapi Developer jobs near you
Infographic showing various Fastapi Developer job openings in Boston, MA as of August 2026, with employment types broken down into 80% Full Time, 5% Part Time, and 15% Contract. Highlights an 82% Physical, 6% Hybrid, and 12% Remote job distribution, with an average salary of $119,394 per year, or $57.4 per hour.

Data Science Intern/Fresher | Bengaluru, India

Openstream Inc.

Bridgewater, MA • On-site

$250/hr

Other

Posted 20 days ago

Job description

We are seeking a motivated Data Science Intern/Fresher with strong coding skills and a passion for building AI‑driven applications. This role offers hands‑on experience in developing, deploying, and experimenting with cutting‑edge AI tools, large language models (LLMs), and modern frameworks for interactive user interfaces and backend services.

Who is Openstream.ai?

Openstream.ai enables enterprises to engage in meaningful and fluid conversations with their audiences across modalities, channels, and languages with its visionary multimodal, plan‑based Conversational AI, Eva (Enterprise Virtual Assistant). The platform is finely tuned by world‑class AI experts to orchestrate the latest AI approaches and tools to deliver the best solutions possible for their end‑users and businesses. The company is headquartered in Bridgewater, NJ, and offers its solutions and expertise to visionary enterprises worldwide.

Key Responsibilities

Develop and maintain data‑driven applications using Python.

Work with LLMs and frameworks such as LangChain, LangGraph, and LlamaIndex to build intelligent workflows.

Experiment with AI productivity tools (e.g., Cursor) to accelerate development.

Design and deploy interactive UIs using Gradio and Streamlit.

Build and manage backend services and APIs using FastAPI.

Collaborate with senior data scientists and engineers to prototype and optimiseAI solutions.

Assist in integrating multimodal data pipelines and APIs into production‑ready systems.

Document workflows, experiments, and results for reproducibility and knowledge sharing.

EXPERIENCE

Prompt engineering and generating AI workflows: structuring, designing, and optimising input prompts to guide generative AI models—like Large Language Models (LLMs)—to produce accurate, relevant, and high‑quality outputs.

Proficiency in Python programming

Familiarity with AI tools (Cursor or similar)

Understanding of LLMs and frameworks like LangChain, LangGraph, and LlamaIndex.

Experience in building UIs with Gradio and Streamlit.

Experience in backend/API development with FastAPI.

Strong knowledge of version control systems such as GitHub or Bitbucket.

Strong problem‑solving skillsand eagerness to learn new technologies.

Ability to work collaboratively in a fast‑paced environment.

PREFERRED QUALIFICATIONS

Software Engineering Degree / Final year students from Data Science

Exposure to machine learning concepts and data preprocessing.

Knowledge of cloud platforms (Azure, AWS, or GCP) is a plus.

Good communication skills for presenting technical ideas clearly.

job Location

Openstream.ai is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

#J-18808-Ljbffr

Apply