Full-stack Architect (Node.js + React.js)

We are seeking a highly skilled Full-Stack Architect to join our team.

In this role, you will be responsible for designing and driving the architecture of scalable web applications for a US-based client in the consulting and financial domains. The projects focus on optimizing business processes, improving system efficiency, and enabling seamless user experiences.

You will work closely with development teams and stakeholders to define technical strategy, ensure high-quality system design, and guide implementation across both frontend and backend layers.

Requirements

• At least 3 years of experience in a Software Architect or Technical Lead role.

• Prior hands-on experience as a Full-Stack Developer (Node.js + React).

• Strong expertise in JavaScript/TypeScript, Node.js, and React.

• Proven experience designing scalable, high-performance web applications.

• Strong understanding of RESTful APIs, microservices, and system integration patterns.

• Hands-on experience with PostgreSQL or other relational databases.

• Experience with AWS cloud infrastructure and architecture design

• Deep understanding of frontend and backend architecture principles.

• Proficiency with Git and modern development workflows.

• Strong problem-solving and decision-making skills.

• Upper-Intermediate or higher level of English.

Core Responsibilities

• Design and define end-to-end architecture for full-stack applications using Node.js and React.

• Establish and enforce best practices in system design, code quality, and development workflows.

• Make key decisions on application architecture, scalability, and performance optimization.

• Architect and oversee backend services, APIs, and integrations.

• Guide frontend architecture, including component structure, state management, and performance.

• Design and optimize database solutions using PostgreSQL and related technologies.

• Define and implement cloud architecture using AWS services (EC2, S3, Lambda, RDS, etc.).

• Collaborate with cross-functional teams to align technical solutions with business goals.

• Provide technical leadership and mentorship to developers.

• Participate in code reviews and ensure adherence to architectural standards.

• Continuously evaluate and introduce improvements to system performance, reliability, and maintainability.

• Stay up-to-date with modern technologies and drive innovation within the team.

What we offer

• Continuous learning and career growth opportunities

• Professional training and English/Spanish language classes

• Comprehensive medical insurance

• Mental health support

• Specialized benefits program with compensation for fitness activities, hobbies, pet care, and more

• Flexible working hours

• Inclusive and supportive culture

About Us

Established in 2011, Trinetix is a dynamic tech service provider supporting enterprise clients around the world.

Headquartered in Nashville, Tennessee, we have a global team of over 1,000 professionals and delivery centers across Europe, the United States, and Argentina. We partner with leading global brands, delivering innovative digital solutions across Fintech, Professional Services, Logistics, Healthcare, and Agriculture.

Our operations are driven by a strong business vision, a people-first culture, and a commitment to responsible growth. We actively give back to the community through various CSR activities and adhere to international principles for sustainable development and business ethics.

To learn more about how we collect, process, and store your personal data, please review our Privacy Notice: https://www.trinetix.com/corporate-policies/privacy-notice