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Sr. Python/React Web developer

Alignity Solutions
Full-time
On-site
Nyc, New York, United States
Do you love a career where you Experience, Grow & Contribute at the same time, while earning at least 10% above the market? If so, we are excited to have bumped onto you.

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If you are a Sr. Python/React Web developer Platforms looking for excitement, challenge and stability in your work, then you would be glad to come across this page.

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Requirements

Role:Sr. Python/React Web developer

Location:NYC, NY.
Exp: 7-10+Years 


Requirements

We are seeking a Senior Python/React Web Developer with 7–10 years of experience to join our Jefferies Internal Data Marketplace team. The ideal candidate will have strong expertise in back-end development using Python and front-end development with React.js. This role demands solid architectural skills, problem-solving abilities, and the ability to work collaboratively within an Agile/Scrum environment.

Key Responsibilities:

  • Design, develop, and maintain scalable web applications using Python (3.7+), Django, or Flask.

  • Build robust front-end interfaces using React.js (preferably v14+), HTML5, CSS3, and JavaScript.

  • Integrate web applications with both SQL (PostgreSQL/MySQL) and NoSQL databases (Snowflake preferred).

  • Develop and maintain reusable, testable code with OOP principles and data handling libraries like Pandas.

  • Implement concurrency/multithreading and custom Python modules to optimize performance.

  • Work with ORM frameworks such as SQLAlchemy for seamless DB operations.

  • Deploy Python-based applications to AWS Cloud, using Docker/Kubernetes and CI/CD pipelines.

  • Collaborate closely with cross-functional teams following Agile methodologies using tools like JIRA.

  • Optionally integrate in-memory caching mechanisms and handle data processing using DuckDB and Apache Arrow (nice to have).

  • Perform unit testing and code reviews to ensure high code quality.

Must-Have Skills:

  • Strong experience with Python 3.7+, Django/Flask, SQLAlchemy, Pandas

  • Solid understanding of React.js (v14+), JavaScript, HTML, CSS

  • Experience with PostgreSQL/MySQL and preferably Snowflake

  • Knowledge of multi-threading/concurrency in Python

  • Hands-on deployment experience on AWS (EC2, S3, Lambda, etc.)

  • Familiarity with Docker, Kubernetes, CI/CD tools, Git/Bitbucket

  • Excellent communication, problem-solving, and documentation skills

Nice-to-Have:

  • Experience with DuckDB and Apache Arrow

  • Experience with application-level caching (e.g., Redis, Memcached)

  • Familiarity with Python development tools like Anaconda or VS Code

  • Exposure to Agile/SCRUM practices and JIRA



Benefits

Visit us at http://alignity.io/careers. Alignity Solutions is an Equal Opportunity Employer, M/F/V/D.


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