Posted 8 days ago

Senior Software Engineer (Full Stack | Node.js & React | AI Focus)

São PauloRemoteFull-time

AI Summary

Senior Software Engineer focused on full-stack development (TypeScript/Node.js/React) with an emphasis on AI-enabled workflows, owning features end-to-end and collaborating with product teams to deliver scalable solutions in the mental healthcare space.

About this role

Join Our Team

Oowlish, one of Latin America's rapidly expanding software development companies, is seeking experienced technology professionals to enhance our diverse and vibrant team.

As a valued member of Oowlish, you will collaborate with premier clients from the United States and Europe, contributing to pioneering digital solutions. Our commitment to creating a nurturing work environment is recognized by our certification as a Great Place to Work, where you will have opportunities for professional development, growth, and a chance to make a significant international impact.

We offer the convenience of remote work, allowing you to craft a work-life balance that suits your personal and professional needs. We're looking for candidates who are passionate about technology, proficient in English, and excited to engage in remote collaboration for a worldwide presence.

About the Role

We are looking for a Senior Software Engineer to join a product-focused engineering team building impactful solutions in the mental healthcare space.

This is a hands-on role where you will contribute directly to the development of a modern platform, working across the full stack and collaborating closely with Product and cross-functional teams. You will take ownership of features from concept to production, helping shape both the technical direction and the user experience.

We are looking for engineers who not only write high-quality code, but also think in terms of product impact, scalability, and real-world outcomes. Experience working with AI tools as part of your daily workflow is a key component of this role.

Key Responsibilities:

Build and maintain full-stack applications using TypeScript, Node.js, and React

Design and develop scalable backend services and APIs

Work with PostgreSQL for data modeling and query optimization

Develop and deploy cloud-based solutions using AWS (ECS preferred)

Own features end-to-end (design → development → production)

Collaborate with Product and cross-functional teams to deliver impactful solutions

Improve system performance, reliability, and developer experience

Use AI tools to accelerate development and enhance workflows

Must have:

5+ years of experience in full-stack software engineering

Strong experience with TypeScript, Node.js, and React

Experience building and shipping complex features in production systems

Proven track record of owning and delivering technical initiatives end-to-end

Experience contributing to 0 → 1 product development

Experience working with PostgreSQL or similar relational databases

Hands-on experience with cloud environments (AWS preferred, ECS is a plus)

Proficiency using AI tools in daily development workflows

Strong communication skills and ability to collaborate cross-functionally

Passion or interest in improving mental healthcare outcomes

Nice to Have:

Experience in HIPAA-regulated healthcare or fintech environments

Experience integrating AI/ML solutions in production

Skills

AI ToolingAPIsBackend ServicesCloud (AWS)Data ModelingDesign → Development → ProductionDevOps BasicsECSFrontend DevelopmentFull-stackNode.jsPostgreSQLProduction-grade FeaturesQuery OptimizationReactTypeScript

Senior Software Engineer (Full Stack | Node.js & React | AI Focus)

About this role

About the Role

Key Responsibilities:

Must have:

Nice to Have:

Skills

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