Polifuncional Part-Time: Ventas & Atención Al Cliente

Southbay; Rosario; On-site; ARS 1,800,000 - 3,000,000; Full time

Job summary

Southbay in Rosario, Argentina seeks a Backend Developer with strong Python experience to build scalable backend systems and APIs. You will work with NoSQL and relational databases, and integrate with REST/GraphQL services to support MVP delivery.

Ideal candidates have 4+ years of Python, experience with MongoDB/DynamoDB, PostgreSQL/MySQL, and English communication for cross-team collaboration. AWS familiarity and AI-powered coding tools are a plus, supporting rapid, robust development.

Qualifications

• 4+ years of Python development experience.
• Experience with NoSQL databases (MongoDB, DynamoDB).
• Proficiency in relational databases (PostgreSQL, MySQL).
• Experience with API integrations using REST and/or GraphQL.
• Strong English communication for cross-team collaboration.

Responsibilities

• Develop and maintain backend services and APIs for core application.
• Integrate third-party services using REST and/or GraphQL.
• Work with NoSQL and relational databases, ensuring data modeling and performance.
• Collaborate with team on deploying services to AWS (Lambda, API Gateway).
• Experiment with AI-powered tooling to speed development and MVP creation.
• Contribute ideas to enhance backend architecture and pipelines.

Skills

Python development

NoSQL databases

Relational databases

API integrations REST/GraphQL

English communication

Tools

MongoDB

DynamoDB

PostgreSQL

MySQL

REST/GraphQL tooling

Job description

We are seeking a dynamic, street-smart Backend Developer with strong Python experience and a passion for problem-solving using modern AI tools and approaches. This role is ideal for someone who can think critically, move fast, and contribute to building scalable backend systems, while also suggesting innovative and efficient solutions to help us achieve MVPs quickly.

Responsibilities

• Develop and maintain backend services and APIs for our core application.
• Integrate third-party services using REST and/or GraphQL.
• Work with NoSQL and relational databases, ensuring efficient data modeling and query performance.
• Collaborate with the team on deploying services to AWS (Lambda, API Gateway, etc.).
• Suggest and experiment with AI-based tooling for rapid development and smart code generation.
• Bring fresh ideas and pragmatic solutions to enhance the backend architecture and development pipeline.

Technical Requirements

Must Have

• More than 4 years of experience in Python development.
• Experience with NoSQL databases (e.g., MongoDB, DynamoDB).
• Proficiency in Relational Databases (e.g., PostgreSQL, MySQL).
• Experience with API integrations using REST and/or GraphQL.
• Strong communication skills in English (Advanced/Bilingual).

Nice to Have

• Experience with Node.js and/or Java.
• Familiarity with AWS services, especially Lambda and API Gateway.
• Awareness or hands-on experience with Machine Learning, Agentic AI, or similar emerging technologies.
• Experience using AI-powered code generation tools to enhance development speed and MVP creation.