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Senior Python Flask Developer Jobs in Billerica, MA

The Hollister Group

AI Developer

Boston, MA · On-site

$70 - $110/hr

Develop and maintain Python-based AI applications and APIs using frameworks like FastAPI, Flask, or ... Collaborate with data engineering teams to ensure smooth ingestion, transformation, and storage of ...

Syntricate Technologies

Senior Data Engineer

Boston, MA · On-site

$115K - $156K/yr

Syntricate Technologies is seeking a Senior Data Engineer to join their Asset Management Quant ... in python web frameworks like Flask, Django is a plus • Fluency in formal language design ...

Helen of Troy

Sr. AI Analytics Engineer

Marlborough, MA · On-site

$108K - $148K/yr

OXO, Hydro Flask, Osprey, Honeywell, PUR, Braun, Vicks, Hot Tools, Drybar, Curlsmith, Revlon, and ... Utilize Python and modern analytics tooling to prototype, validate, and operationalize AI-enabled ...

Klaviyo

Senior AI Engineer

Boston, MA · On-site

$113K - $155K/yr

... Python (FastAPI, Flask, or Django) and TypeScript or JavaScript, with experience in modern frontend frameworks. • Proven experience designing and building CI/CD pipelines for software or ML systems ...

Helenoftroy

Sr. AI Analytics Engineer

Marlborough, MA · Hybrid

OXO,Hydro Flask,Osprey,Honeywell,PUR,Braun,Vicks,Hot Tools,Drybar,Curlsmith,Revlon, andOlive & June ... Utilize Python and modern analytics tooling to prototype, validate, and operationalize AI-enabled ...

Klaviyo

Senior AI Application Engineer

Boston, MA · On-site

... Python (FastAPI, Flask, or Django) and TypeScript or JavaScript, with experience in modern frontend frameworks. • Proven experience designing and building CI/CD pipelines for software or ML systems ...

Veracode

Sr QA Engineer

Burlington, MA · On-site

Python skills for instrumenting tests and creating feature test page * Java knowledge for ... Apache/mod_wsgi, Flask, Postgres * Experience in a cross platform environment * iOS / Android ...

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Senior Python Flask Developer information

See Billerica, MA salary details

$58.4K

$150.8K

$207.1K

How much do senior python flask developer jobs pay per year?

As of Sep 15, 2026, the average yearly pay for senior python flask developer in Billerica, MA is $150,773.00, according to ZipRecruiter salary data. Most workers in this role earn between $129,000.00 and $173,600.00 per year, depending on experience, location, and employer.

What is a senior Python Flask developer?

Senior Python Flask Developers are experienced software engineers who specialize in building web applications using the Python programming language and the Flask web framework. They are responsible for designing, developing, and maintaining scalable backend systems, APIs, and web services. In addition to strong coding skills, they often lead projects, mentor junior developers, and ensure best practices in code quality, security, and performance. Their expertise allows them to solve complex technical challenges and contribute to the overall architecture and success of software projects.

What are the key skills and qualifications needed to thrive as a senior Python Flask developer, and why are they important?

To thrive as a Senior Python Flask Developer, you need advanced proficiency in Python, deep understanding of the Flask framework, and experience designing scalable backend architectures, typically supported by a degree in computer science or related field. Familiarity with RESTful API development, database management systems like PostgreSQL or MySQL, and version control tools such as Git is essential, and certifications in cloud platforms or web development can be beneficial. Strong problem-solving skills, clear communication, and the ability to mentor junior developers are standout soft skills for this role. These abilities ensure efficient delivery of robust, maintainable web applications and foster productive collaboration within development teams.

What are some common challenges faced by senior Python Flask developers when working on large-scale applications?

Senior Python Flask Developers often encounter challenges such as managing complex codebases, ensuring scalability, and maintaining performance as applications grow. Integrating Flask with other technologies (like databases, caching systems, or third-party APIs) can introduce architectural complexities. Additionally, balancing rapid development with writing maintainable, well-tested code is crucial. Collaboration with frontend developers, DevOps, and QA teams is frequent, requiring strong communication and problem-solving skills.

What is the difference between Senior Python Flask Developer vs Python Developer?

AspectSenior Python Flask DeveloperPython Developer
Required CredentialsBachelor's in CS or related, experience with Flask, REST APIsBachelor's in CS or related, basic Python knowledge
Work EnvironmentWeb development teams, startups, tech companiesSoftware development teams, startups, tech companies
Employer & Industry UsageTech firms, SaaS companies, startupsVariety of industries including finance, healthcare, tech
Search & Comparison IntentAdvanced roles, leadership, project scopeEntry to mid-level development, learning

The main difference between a Senior Python Flask Developer and a Python Developer lies in experience and responsibilities. Senior developers typically have more expertise in Flask, lead projects, and mentor junior staff, whereas Python Developers may focus on coding and basic application development. Both roles are essential in web development teams, but senior roles require deeper knowledge and leadership skills.

What are popular job titles related to Senior Python Flask Developer jobs in Billerica, MA?

For Senior Python Flask Developer jobs in Billerica, MA, the most frequently searched job titles are:

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The top searched job categories for Senior Python Flask Developer jobs in Billerica, MA are:

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Cities near Billerica, MA with the most Senior Python Flask Developer job openings:

Senior Python Flask Developer jobs near you
Infographic showing various Senior Python Flask Developer job openings in Billerica, MA as of August 2026, with employment types broken down into 1% Internship, 80% Full Time, 13% Part Time, 1% Temporary, and 5% Contract. Highlights an 76% Physical, 6% Hybrid, and 18% Remote job distribution, with an average salary of $150,773 per year, or $72.5 per hour.

Senior Software Engineer (Python & AWS)

Boston, MA • On-site

Bright Mind Solutions LLC
See more jobs at Bright Mind Solutions LLCexternal

$55 - $57/hr

Contractor

Re-posted 9 days ago

Job description

Senior Software Engineer (Python & AWS)

Boston, MA - Hybrid Role - We are targeting local candidates only that can be in the Boston office 3 days per week.


 

We are targeting a mid or senior level software engineer who has experience in Python, AWS cloud, and has worked for financial services firms.
 

Overview:

The Senior Software Engineer will participate in a high level development capacity on a project building a robust, next gen web apps for an asset management firm in modern technologies. Previous experience in financial services preferred. Experience working with client facing teams, providing automated workflow solutions and data management tools. Experience and/or understanding of the various domains within an asset management firm (investment operations, performance and attribution, trading etc.) is desired.

Requirements:

  • Senior or Technical Lead level development experience
  • Several years of coding experience in Python.
  • Experience working in an AWS Tech Stack (Terraform, CloudFormation, Lambda, ECS, Aurora, etc.)
  • Experience building REST API’s
  • Experience with CI/CD and Test Driven Development
  • Experience building API's and services for data access and integration purposes.
  • Prior experience working with Amazon Web Services is required.
  • Prior UI experience with React or Node is a plus, but not required.
  • Prior experience with the Snowflake Data Platform is a plus, but not required.
If you are interested or have any references please share resume at mukul@brightmindsol.com.