Senior Full Stack Engineer ID89122

AgileEngine, LLC.; Ciudad de Mendoza; Hybrid; ARS 181,906,000 - 272,860,000; Full time

Benefits offered by this job

Professional growth

Competitive compensation

Exciting projects

Flextime

Job summary

AgileEngine, LLC is seeking a Senior Full Stack Engineer to build web apps that connect back-end data to front-end interfaces and automate business workflows. You will design scalable APIs (Java or Python) and frontend experiences with React and TypeScript.

As the first core engineer, you’ll set coding standards, lead code reviews, and mentor teammates. The role involves AWS, relational and document databases (MySQL, PostgreSQL, MongoDB) and modern data orchestration, with a hybrid work setup in

Qualifications

• 5+ years of hands-on software engineering experience.
• 5+ years in Java or Python.
• 5+ years backend API development.
• 5+ years with MySQL, PostgreSQL, or MongoDB.
• 4+ years building production frontend apps with React/TypeScript.
• Strong knowledge of REST or GraphQL, RPC, and JSON.
• Experience with AWS.
• Experience leading code reviews.
• Architectural maturity to guide and upskill peers.

Responsibilities

• Architect and build full-stack software solutions for backend and frontend.
• Develop custom web apps for operational workflows and self-serve interfaces.
• Integrate data stacks with API services, microservices, and orchestration engines.
• Create automated workflows and cross-platform data syncing.
• Evolve data analytics into automated operational execution.

Skills

Senior-level software engineering

Java

Python

Backend API development

MySQL

PostgreSQL

MongoDB

React

TypeScript

REST/GraphQL/RPC/JSON

AWS

Code reviews

Architectural maturity

Education

BS in Computer Science or Engineering

Job description

MENDOZA, Argentina | Posted on 10/06/2026

WHY JOIN US

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE

We are looking for a Senior Full Stack Engineer to build web applications that connect back-end data to front-end interfaces and automate business workflows.

MUST HAVES

• Senior-level (5+ years) of hands-on software engineering experience; as the first core software engineer on the team, must possess the architectural maturity to design and implement solutions, set foundational coding standards, and guide and upskill peers.
• 5+ years of programming experience in at least one of the following languages: Java or Python.
• 5+ years of experience developing backend APIs in a data-driven environment.
• 5+ years of experience with datastores such as MySQL, PostgreSQL, MongoDB, or similar long-term stores.
• 4+ years of experience building production frontend applications using React and TypeScript.
• Strong knowledge of REST or GraphQL, RPC, and JSON.
• Working knowledge of a cloud-based environment, with a focus on AWS.
• Experience conducting and leading code reviews.
• Experience impacting a product or project in a tangible, positive manner.
• BS in Computer Science, Engineering, or another technical-related degree.

NICE TO HAVES

• Experience creating solutions for billing.
• Working knowledge of service-oriented and event-driven system architectures.
• Experience consuming GraphQL APIs from the frontend (Apollo Client or similar).
• Demonstrated use of Kafka, SQS, RabbitMQ, or other messaging frameworks.
• Familiarity with a component-based design system.
• Experience writing frontend tests using Jest and React Testing Library.
• Working knowledge of frontend build tooling (Webpack, Vite, or similar).
• Understanding of web accessibility standards (WCAG) and accessible UI development.
• Strong problem-solving skills and a passion for debugging complex issues and maturing code.
• Significant experience with large-scale, high-performance systems, including an understanding of the tradeoffs between consistency and scalability and common patterns for scaling reliable systems through data replication and redundancy.

WHAT YOU WILL DO

• Architect and build full-stack software solutions that power business operations, spanning both backend API development and frontend application building.
• Develop custom web applications that give stakeholders an operational front-end interface to review, monitor, and execute complex business logic in a self-serve manner.
• Merge the modern data stack with software engineering capabilities, including API services, microservices, and workflow orchestration engines.
• Build automated workflows and triggers that instantly sync cross-platform systems.
• Transform static and traditional data/analytics solutions into automated operational workflows, closing the loop between data ingestion, analytical insights, and automated operational execution.

PERKS AND BENEFITS

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.