Demo

Sr. Full Stack Engineer - Python & React

Perficient, Inc.
Saint Louis, MO Full Time
POSTED ON 10/13/2026
AVAILABLE BEFORE 11/11/2026

 

We currently have a career opportunity for a Senior Full Stack React Python Engineer to join our remote team.

 

As a Senior Engineer you will participate in all aspects of the software development lifecycle which includes estimating, technical design, implementation, documentation, testing, deployment and support of application developed for our clients. As a member working in a team environment you will take direction from solution architects and Leads on development activities.

 

Perficient is always looking for the best and brightest talent and we need you! We're a quickly-growing, global digital consulting leader, and we're transforming the world's largest enterprises and biggest brands. You'll work with the latest technologies, expand your skills, and become a part of our global community of talented, diverse, and knowledgeable colleagues.

 

 

Perficient is the global AI and technology consulting firm disrupting the traditional consulting model. Powered by our 7,000 advisors, engineers, and designers, Perficient implements AI-first solutions that break conventions and deliver outcomes that matter. Proudly serving clients that represent the world's most innovative brands, and in collaboration with our powerful technology partner ecosystem, we bring deep industry expertise and data-driven design to redefine how businesses run and succeed. Perficient is different. For real. Learn more at perficient.com.

 

  • Strong consulting and communication skills. Ability to work effectively with various organizations in pursuit of problem solutions.
  • 8 years of professional software engineering experience with a strong record of delivering enterprise applications.

  • Experience working with RAG and LLM required

  • Experience with AI agents and workflow automation, AI Orchestrators such as Claude Cowork to accelerate SDLC required.

  • Experience with Prompt Engineering 

  • Deep expertise in ReactJS, TypeScript/JavaScript and HTML5/CSS3

  • Modern frontend architecture and design patterns

  • Experience developing backend services using Python, RESTful APIs and Microservices architecture

  • Experience integrating applications with cloud platforms such as Azure, AWS, or Google Cloud.

  • Knowledge of CI/CD, Git, automated testing, and Agile development practices.

  • Strong understanding of performance optimization, and security best practices.

  • Strong debugging, problem solving and investigative skills. Ability to assimilate disparate information (log files, error messages etc.) and pursue leads to find root cause problems

  • Ability to work independently in a fast-paced, product-oriented environment.

  • Strong consulting and communication skills. Ability to work effectively with various organizations in pursuit of problem solutions

  •  Experience with GCP Platform, GraphQL, FastAPI, Docker and Kubernetes would be considered a plus

     

 

WHAT WE BELIEVE

At Perficient, we promise to challenge, champion, and celebrate our people. You will experience a unique and collaborative culture that values every voice. Join our team, and you'll become part of something truly special.

 

We believe in developing a workforce that is as diverse and inclusive as the clients we work with. We're committed to actively listening, learning, and acting to further advance our organization, our communities, and our future leaders... and we're not done yet.

 

Perficient, Inc. proudly provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a protected veteran in accordance with applicable federal, state and local laws. Perficient, Inc. complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. Perficient, Inc. expressly prohibits any form of unlawful employee harassment based on race, color, religion, gender, sexual orientation, national origin, age, genetic information, disability, or covered veterans. Improper interference with the ability of Perficient, Inc. employees to perform their expected job duties is absolutely not tolerated.

 

Disability Accommodations:

 

Perficient is committed to providing a barrier-free employment process with reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or accommodation due to a disability, please contact us.

 

Applications will be accepted until the position is filled or the posting is removed.

 

The salary range for this position takes into consideration a variety of factors, including but not limited to skill sets, level of experience, applicable office location, training, licensure and certifications, and other business and organizational needs. The new hire salary range displays the minimum and maximum salary targets for this position across all US locations, and the range has not been adjusted for any specific state differentials. It is not typical for a candidate to be hired at or near the top of the range for their role, and compensation decisions are dependent on the unique facts and circumstances regarding each candidate. A reasonable estimate of the current salary range for this position is $92,700 to $120,500. Please note that the salary range posted reflects the base salary only and does not include benefits or any potential variable compensation programs. Information regarding the benefits available for this position are in our benefits overview

 

Disclaimer:  The above statements are not intended to be a complete statement of job content, rather to act as a guide to the essential functions performed by the employee assigned to this classification.  Management retains the discretion to add or change the duties of the position at any time. 

#LI-RS1

 

  • Participate in technical planning & requirements gathering phases including Design, code, test, troubleshoot, and document engineering software applications.
  •  Ensuring that technical software development process is followed on the project, familiar with industry best practices for software development.
  • Design, develop, and maintain modern web applications using ReactJS, TypeScript, and contemporary frontend frameworks.

  • Collaborate with Product Managers, UX designers, Architects, and Engineering teams to deliver high-quality digital experiences.

  • Develop and integrate backend services and APIs using technologies such as Python, FastAPI, Flask, or similar frameworks.

  • Build AI-enabled user experiences and workflows by integrating Generative AI, LLMs, copilots, intelligent search, and automation capabilities into business applications.

  • Apply an AI-first engineering mindset to identify opportunities for productivity improvement, intelligent process automation, and enhanced customer experiences.

  • Create reusable components, design patterns, and engineering standards that improve development efficiency and maintainability.

  • Collaborate with Data & Analytics teams to integrate insights, machine learning models, and data-driven decision-making capabilities into applications.

  • Ensure application performance, scalability, accessibility, security, and reliability.

  • Support CI/CD pipelines and DevOps practices to streamline deployments and improve engineering productivity.

  • Participate in technical discussions, code reviews, and architectural recommendations.

  • Mentor junior engineers and contribute to a culture of continuous learning and innovation.

  • Evaluate emerging technologies, AI tools, and engineering practices to recommend improvements and drive innovation.

 

Salary : $92,700 - $120,500

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Sr. Full Stack Engineer - Python & React?

Sign up to receive alerts about other jobs on the Sr. Full Stack Engineer - Python & React career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$131,745 - $167,716
Income Estimation: 
$150,756 - $194,140
Income Estimation: 
$172,191 - $221,861
Income Estimation: 
$114,549 - $164,025
Income Estimation: 
$153,752 - $200,235
Income Estimation: 
$123,508 - $158,121
Income Estimation: 
$132,730 - $173,376
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Perficient, Inc.

  • Perficient, Inc. Washington, DC
  • Pega CSSA WASHINGTON, DC, United States Job Description As a Senior Technical Consultant you will participate in all aspects of the software development li... more
  • 10 Days Ago

  • Perficient, Inc. Somerville, MA
  • Job Description We currently have a career opportunity for a Senior Director / Senior Manager – Product Ownership & Program Management to join our team loc... more
  • 13 Days Ago

  • Perficient, Inc. Cleveland, OH
  • We currently have a career opportunity for an Account Executive - Retail and Consumer Goods to join our team located in Detroit, MI, Columbus or Cleveland,... more
  • 14 Days Ago

  • Perficient, Inc. Pittsburgh, PA
  • We currently have a career opportunity for an Account Executive - Retail and Consumer Goods to join our team located in Detroit, MI, Columbus or Cleveland,... more
  • 14 Days Ago


Not the job you're looking for? Here are some other Sr. Full Stack Engineer - Python & React jobs in the Saint Louis, MO area that may be a better fit.

  • Kforce Technology Staffing Maryland Heights, MO
  • RESPONSIBILITIES: Kforce has a client in Maryland Heights, MO seeking a Full Stack Developer (Python/React) to help produce and expand a custom enterprise ... more
  • 4 Days Ago

  • Hire Tech Services St. Louis, MO
  • Job Title: Full Stack Engineer Location: Onsite Duration: Long-Term Contract Job Type: Contract Job Description We are looking for an experienced Full Stac... more
  • 4 Days Ago

AI Assistant is available now!

Feel free to start your new journey!