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Senior Fastapi Developer Jobs in Natick, MA (NOW HIRING)

Senior Software Engineer

Somerville, MA · On-site

$133K - $176K/yr

An impressive mission requires an equally impressive Senior Software Engineer. As a key technical ... Developing RESTful APIs (using frameworks such as FastAPI) secured by OAuth2/Auth * Integrating ...

Sr. Manager, Orchestrate

Boston, MA

$137K - $181K/yr

As the Senior Engineering Manager for Orchestrate, you will lead multiple teams responsible for the ... Django/FastAPI or similar) * Experience with cloud infrastructure (AWS), DevOps practices, and ...

Sr. Manager, Orchestrate

Boston, MA · On-site

$137K - $181K/yr

As the Senior Engineering Manager for Orchestrate, you will lead multiple teams responsible for the ... Django/FastAPI or similar) * Experience with cloud infrastructure (AWS), DevOps practices, and ...

... developer experience. Required skills and qualifications * 5+ years of software engineering or test ... pytest, FastAPI TestClient, Pydantic). * Demonstrated experience designing evaluation or ...

Senior AI Engineer - Customer Agent

Boston, MA · On-site

$113K - $155K/yr

Our team is looking for a Sr. AI Engineer on the Customer Agent team, Klaviyo's AI-native ... Proficient in Python and modern backend frameworks (FastAPI, Django preferred). * Experience ...

Our team is looking for a Sr. AI Engineer on the Customer Agent team, Klaviyo's AI-native ... Proficient in Python and modern backend frameworks (FastAPI, Django preferred). * Experience ...

Senior Backend Software Engineer

Cambridge, MA · On-site

$133K - $176K/yr

As a Senior Backend Engineer, you will develop reliable, secure, and performant APIs that apply ... Python, Flask, FastAPI, Django REST Framework, PostgreSQL, Celery, RabbitMQ, Redis, Kafka, Jsonnet ...

As a Senior Backend Engineer, you will develop reliable, secure, and performant APIs that apply ... Python, Flask, FastAPI, Django REST Framework, PostgreSQL, Celery, RabbitMQ, Redis, Kafka, Jsonnet ...

Senior Backend Software Engineer

Cambridge, MA · On-site

$133K - $176K/yr

As a Senior Backend Engineer, you will develop reliable, secure, and performant APIs that apply ... Python, Flask, FastAPI, Django REST Framework, PostgreSQL, Celery, RabbitMQ, Redis, Kafka, Jsonnet ...

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Senior Fastapi Developer information

See Natick, MA salary details

$15

$63

$90

How much do senior fastapi developer jobs pay per hour?

As of Jul 13, 2026, the average hourly pay for senior fastapi developer in Natick, MA is $63.73, according to ZipRecruiter salary data. Most workers in this role earn between $54.09 and $71.49 per hour, depending on experience, location, and employer.

What does a Senior FastAPI Developer do?

A Senior FastAPI Developer designs, develops, and maintains backend web applications using the FastAPI framework in Python. They are responsible for building scalable APIs, optimizing performance, ensuring security best practices, and integrating with databases and external services. Senior developers also mentor junior team members, contribute to architecture decisions, and collaborate closely with front-end engineers and stakeholders to deliver robust software solutions.

What are some common challenges faced by Senior FastAPI Developers when scaling applications, and how can these be addressed?

Senior FastAPI Developers often encounter challenges related to managing high concurrency, optimizing API performance, and ensuring robust security as applications scale. To address these, it’s important to implement asynchronous programming practices, leverage efficient database queries, and utilize API gateways for better traffic management. Collaboration with DevOps and QA teams is also essential to automate deployments and monitor system health, ensuring smooth scaling and reliable user experiences.

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

To thrive as a Senior FastAPI Developer, you need deep expertise in Python, RESTful API design, and experience building scalable web backends, typically supported by a degree in computer science or related field. Familiarity with FastAPI, Docker, cloud platforms (such as AWS or Azure), and CI/CD tools is highly valued, along with proficiency in testing frameworks. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills enable the delivery of robust, efficient, and maintainable APIs that support business goals and high user demands.
What job categories do people searching Senior Fastapi Developer jobs in Natick, MA look for? The top searched job categories for Senior Fastapi Developer jobs in Natick, MA are:
What cities near Natick, MA are hiring for Senior Fastapi Developer jobs? Cities near Natick, MA with the most Senior Fastapi Developer job openings:
Infographic showing various Senior Fastapi Developer job openings in Natick, MA as of July 2026, with employment types broken down into 77% Full Time, 11% Part Time, 1% Temporary, and 11% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution, with an average salary of $132,557 per year, or $63.7 per hour.
Senior Full Stack Software Developer

Senior Full Stack Software Developer

Nexamp

Boston, MA

Other

Medical, Dental, Vision, Retirement, PTO

Re-posted 11 days ago


Job description

Do you want to be a part of the clean energy movement? Are you passionate about improving our environment for this generation and those to follow? Are you ready to take on new challenges and collaborate with a future-focused team leading the way into new markets? Join Nexamp! 

This is where you can learn from industry leaders and become one yourself. It's fast-paced, mission-based work that challenges the status quo. Be on the team that's changing the world. 

What we're looking for: 

We're looking for a Senior Full Stack Software Developer to help us build and optimize tech solutions to accelerate our sustainable energy future. At Nexamp, you'll be part of an engineering squad focused on multiplying the efficiency of how we raise and deploy billions of dollars of capital into low-downtime solar power plants. You'll be the front-end lead on the squad and will drive impact by writing quality code, steering projects from conception to completion, helping refine our processes, and guiding more junior team members. This role will behybrid, based out of our Boston office, and you will report to your squad's Tech Lead.

What you'll do:  

  • Internalize our objectives and deliver measurable change for Nexamp and our customers. 
  • Design, implement, and deploy reliable and efficient production software in our React/Django/Azure stack. 
  • Actively collaborate in sprint planning, execution, code reviews, demos, and retrospectives. 
  • Own design decisions across our React applications and establish and execute scalable patterns, standards, and best practices for the squad.
  • Guide and inspire more junior developers across the organization through mentorship and collaboration.
  • Continually seek ways to level-up your own skills and make a bigger impact throughout the company.

What you'll bring:

  • 7+ years of full stack software development experience at companies with 10 or more developers.
  • Experience architecting, building, and deploying consumer-facing frontend applications in React and Typescript.
  • Experience developing and optimizing web-based solutions in modern Python, ideally using Django, FastAPI, or similar frameworks.
  • Robust understanding of web standards, infrastructure (databases, storage, caching, content delivery, etc.), and cloud platform offerings.
  • Effectively communicate and collaborate with users and business stakeholders, facilitating software and process requirements.
  • Experience leveraging debugging expertise and a proven track record of independently solving problems.
  • Solid understanding of SQL and relational databases.
  • Familiarity with version control systems like Git, CI/CD pipelines for automated testing & deployment, and infrastructure tools like Terraform.
  • Understanding of cutting edge AI tools and a commitment to leveraging them to rapidly deliver high quality software.
  • Ownership mentality and initiative to make improvements to code, processes, and user experiences across the organization.
  • Can-do attitude toward architecting right-sized solutions to real-world business problems.
  • Commitment to Nexamp's mission and have a passion for solving tomorrow's climate crisis today.
  • Demonstrated experience in effectively communicating information, ideas, and perspectives with people inside and beyond your organization.   
  • Experience in showcasing initiative to make improvements to current work, processes, products, and services across the organization. We value accountability and an ownership mentality. 
  • Ability to ask appropriate questions, analyze data, identify the root causes of problems, and present creative solutions. 
  • Expertise in building strong internal and external relationships with customers and stakeholders, instilling trust and loyalty across the industry. 
  • Eagerness to develop a fundamental understanding of how Nexamp operates and then apply that knowledge effectively to inform business decisions.

If you don't meet 100% of the above qualifications, but see yourself contributing, please apply.

At Nexamp, our mission is to build the future of energy so it is clean, simple, and accessible for all. We are committed to providing a work environment free from discrimination. We are proud to be an equal opportunity employer. We do not discriminate against applicants on the basis of race, ethnicity, religion, sex, gender, sexual orientation, gender identity, disability status, veteran status, or any other basis protected by law. By encouraging a culture where ideas and decisions come from all people, we believe it will help us grow, innovate, and be a part of environmental and social change.

You'll love working here because:  

Not only will you get to take part in meaningful work and have the chance to change the world alongside innovative, dedicated, and motivated peers, but you will also have access to all the benefits that Nexamp offers! This includes our competitive compensation package; a 401(k) employer-match; health, dental, and vision insurance starting day one; flexible paid time off and holiday PTO; commuter benefits, and cell phone reimbursement. We have headquarters in Boston, MA and Chicago, IL, in addition to growing offices nationwide. We provide healthy snacks, coffee, service days and other volunteer opportunities, company outings, and more!  

Compensation: 

The reasonably estimated salary for this role at Nexamp ranges from $170,000 - $190,000. In addition to base salary, the competitive compensation package may include, depending on the role, participation in an incentive program linked to performance (for example, annual bonus programs based on individual and company performance, non-annual sales incentive plans, or other non-annual incentive plans). Additionally, you may be eligible to participate in the Company's stock option plan. Actual base salary may vary based upon, but is not limited to, skills and qualifications, internal equity, performance, and geographic location. 

Nexamp's People team manages all aspects of recruitment and hiring within our organization. We want to inform third-party recruiters, staffing firms, and related agencies that Nexamp does not accept unsolicited resumes. Resumes will only be considered from these entities if a signed agreement is in place and the People team explicitly authorizes external recruiting assistance for a specific position. Any unsolicited resumes received will be deemed the property of Nexamp. We want to emphasize that Nexamp is not liable for any fees associated with unsolicited resumes.Â