Senior Python Developer

Ethereum Technologies; Orlando (FL); On-site; USD 120,000 - 160,000; Full time

Job summary

Ethereum Technologies is seeking an experienced Senior Python Developer to design, develop, and maintain scalable, high-performance applications. You will work on backend systems, REST APIs, and microservices using Django, Flask, or FastAPI, ensuring code quality and maintainability.

You will collaborate across disciplines, optimize databases (SQL/NoSQL), and implement authentication, security, and testing.

Qualifications

• 5+ years of hands-on experience in Python development.
• Strong experience with Django, Flask, or FastAPI.
• Excellent knowledge of REST API development.
• Strong understanding of SQL and database optimization.
• Experience in developing scalable backend applications.
• Good understanding of OOP concepts and software design principles.
• Experience with Git and agile development methodologies.
• Strong debugging and problem-solving skills.

Responsibilities

• Design, develop, and maintain scalable backend applications using Python.
• Build and implement RESTful APIs and microservices.
• Develop backend services using frameworks such as Django, Flask, or FastAPI.
• Write clean, reusable, efficient, and maintainable code.
• Design and optimize database schemas, queries, and stored procedures.
• Work with relational and NoSQL databases.
• Integrate third-party APIs and external services.
• Implement authentication, authorization, and security best practices.
• Optimize application performance, scalability, and reliability.
• Perform code reviews and mentor junior developers.
• Troubleshoot, debug, and resolve production issues.
• Collaborate with frontend developers, DevOps engineers, QA, and product teams.
• Participate in architecture discussions and technical decision-making.
• Implement unit testing, integration testing, and automated testing.

Skills

Strong Python programming

REST APIs

Django

Flask

FastAPI

SQL

NoSQL

MongoDB

Redis

Git

CI/CD

PyTest

Education

Bachelor's or Master's degree in Computer Science/Information Technology

Tools

Git

GitHub

GitLab

Jenkins

Docker

Kubernetes

Celery

RabbitMQ

Kafka

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

We are looking for an experienced Senior Python Developer to design, develop, and maintain scalable, high-performance applications. The ideal candidate should have strong expertise in Python programming, backend development, REST APIs, database management, and cloud technologies.

The candidate will work closely with cross-functional teams to build robust software solutions, improve application performance, and ensure code quality and maintainability.

Key Responsibilities

Design, develop, and maintain scalable backend applications using Python.

Build and implement RESTful APIs and microservices.

Develop backend services using frameworks such as Django, Flask, or FastAPI.

Write clean, reusable, efficient, and maintainable code.

Design and optimize database schemas, queries, and stored procedures.

Work with relational and NoSQL databases.

Integrate third-party APIs and external services.

Implement authentication, authorization, and security best practices.

Optimize application performance, scalability, and reliability.

Perform code reviews and mentor junior developers.

Troubleshoot, debug, and resolve production issues.

Collaborate with frontend developers, DevOps engineers, QA, and product teams.

Participate in architecture discussions and technical decision-making.

Implement unit testing, integration testing, and automated testing.

Required Technical Skills

Skill

Requirements

Programming

Strong Python programming

Frameworks

Django, Flask, FastAPI

API Development

REST APIs, Microservices

Databases

NoSQL

MongoDB, Redis

ORM

Cloud

Version Control

Git, GitHub, GitLab

Containers

CI/CD

Jenkins, GitHub Actions

Testing

PyTest, Unit Testing

Microservices, OOP, Design Patterns

Mandatory Skills

5+ years of hands-on experience in Python development.

Strong experience with Django, Flask, or FastAPI.

Excellent knowledge of REST API development.

Strong understanding of SQL and database optimization.

Experience in developing scalable backend applications.

Good understanding of OOP concepts and software design principles.

Experience with Git and agile development methodologies.

Strong debugging and problem-solving skills.

Good to Have Skills

Experience with AWS services such as EC2, S3, Lambda, and RDS.

Knowledge of Kubernetes and Docker.

Experience with Celery, RabbitMQ, or Kafka.

Familiarity with React, Angular, or other frontend technologies.

Knowledge of AI/ML integration and LLM-based applications.

Experience with Elasticsearch and distributed systems.

Understanding of application security and performance tuning.

Educational Qualifications

Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.

Relevant professional experience in Python backend development.

Soft Skills

Strong analytical and problem-solving abilities.

Excellent communication and collaboration skills.

Ability to lead technical discussions.

Good team management and mentoring skills.

Ability to work independently and manage multiple priorities.

Key Performance Indicators (KPIs)

Quality and maintainability of delivered code.

API performance and application scalability.

Timely delivery of development tasks.

Effective code reviews and technical mentoring.

Successful implementation of technical solutions.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.