Mid-Senior Full-Stack Engineer (Java /Python + React, TypeScript, AWS) -LATAM

Athenaworks; Municipio de Esquel; On-site; ARS 90,692,000 - 181,384,000; Full time

Benefits offered by this job

Payment in USD

Flexible work schedule

Non-Working Pay Days Policy

Learning Budget

Industry-change opportunity

Job summary

Athenaworks is seeking a Mid-Senior Full-Stack Engineer to join a fast-moving startup. You will design, develop, and own backend services and RESTful APIs, collaborate on feature design, and implement across the full stack with a strong emphasis on quality and scalability.

Ideal candidates have 4+ years of experience with Java or Python, React/TypeScript, and AWS. You will work in a remote-friendly environment with flexible schedules and opportunities to apply AI tools throughout the development

Qualifications

• 4+ years of professional full-stack development experience.
• Backend development with Java or Python.
• Frontend with React and TypeScript.
• Excellent English communication skills.
• Experience with AWS services (SQS, SNS, Lambda, CloudWatch, API Gateway, DynamoDB).
• Familiarity with AI-assisted development tools.

Responsibilities

• Design, develop, and maintain scalable backend services and RESTful APIs.
• Collaborate to design features based on requirements.
• Own features from conception to deployment including DB schema, logic, API, and frontend changes.
• Implement unit/integration/functional tests across the stack.
• Participate in code reviews for frontend and backend.
• Identify performance bottlenecks and resolve issues across the stack.
• Troubleshoot user-reported issues across the system.
• Leverage AI tools to boost development efficiency, testing, and CI/CD optimization.

Skills

English proficiency

Ownership

Collaborative

Curious

Results-driven

Tools

AWS

React

TypeScript

Java

Python

PostgreSQL

MySQL

Docker

Kubernetes

AWS CDK

CI/CD

Cursor

ClaudeCode

Codex

Jest

Cypress

Job description

Job Description

Join Us to Shape the Digital World. We’re passionate about delivering cutting-edge technology to some of the world’s top startups and companies, powered by diverse and empowered teams of technologists eager to drive change.

Mid-Senior Full-Stack Engineer

We are committed to creating a safe space where everyone, regardless of their background, is treated with respect and equity.

We value people with strong technical skills who are collaborative, curious, results‑driven, and take ownership. We embrace people who want to be themselves, enjoy daily flexibility, and are eager to grow, learn, and make a difference wherever the opportunity arises.

• Advanced English language proficiency is required for the role.

Responsibilities

• Design, develop, and maintain scalable and reliable backend services and RESTful APIs.


• Collaborate with team members to create technical design recommendations for the development and integration of new features based on requirements.


• Take full ownership of features from conception to deployment, including database schema design, backend logic, API development, and frontend implementation.


• Implement unit, integration, and functional tests across the full stack, ensuring quality, focusing on edge cases, and driving usability.


• Participate in code reviews for both frontend and backend code, ensuring clean, efficient, and best practices compliant code.


• Identify and resolve performance bottlenecks across the stack, from database queries to UI rendering.


• Troubleshoot and resolve issues reported by users, working across the system as needed.


• Use artificial intelligence (AI) tools across the entire software development lifecycle to boost efficiency, automate tasks, and catch issues early. This involves using AI for code assistance, advanced testing/debugging, and CI/CD optimization.

Technical Skills (Must-haves)

• 4+ years of professional software development experience, with proven full stack experience


• Professional expertise in developing backend services using Java or Python.


• Solid understanding of relational databases (e.g., PostgreSQL, MySQL), including schema design and query optimization.


• Deep, practical knowledge of the AWS ecosystem, including services such as SQS, SNS, Lambda, CloudWatch, API Gateway, and DynamoDB.


• Experience building dynamic and responsive web applications using React and TypeScript.


• Good understanding of frontend testing methodologies, using tools like Jest or Cypress.


• Demonstrated effectiveness in leveraging AI tools (such as Cursor, ClaudeCode, and Codex) for enhanced software development.


• Advanced English proficiency (with strong verbal and written communication skills.


• Team player, motivated by a fast-moving startup environment and a desire to take ownership of the product.

Technical Skills (nice To Have)

• Experience with Spring for Java backend development.


• Experience with containerization technologies (Docker, K8S).


• Experience with Infrastructure as Code tools (AWS CDK).

Soft Skills

• Excellent communication skills (both verbal and written).


• Strong problem-solving and analytical skills.


• Comfortable contributing to architecture discussions and technical decision-making.


• Collaborative, responsible, and proactive team player with strong ownership.


• Ability to work in a fast-paced Agile environment and adapt to evolving requirements.


• Passionate about best practices in software engineering.

Benefits

• Payment in USD


• A truly flexible work schedule


• A Non-Working Pay Days Policy


• Learning Budget


• An opportunity for you to help create change in the industry


• And more!

Athenaworks is an inclusive and safe organization that values your technical skills, work experience, collaboration abilities, and potential to grow in your career. We proudly welcome self-taught individuals, as we focus solely on your ability to deliver exceptional work. We will never consider any irrelevant personal or professional aspects of your life.