Middle NodeJs Engineer

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.

This is the job In Argentina within the Fintech industry, we are actively seeking a professional to strengthen our team dedicated to scaling and evolving our high-availability backend platforms. In this position, during your first six months, your primary objective will be to enable and scale our existing systems to support multi-region AWS infrastructures. Following this initial high-impact phase, you will have the opportunity to rotate into and contribute your talent to another core team within the company.

This is the team In your role, you'll become a vital member of a skilled, multi-technology team working alongside Product Owners, Web, and Mobile engineers under the Scrum framework. Your primary responsibility will involve technically leading the adaptation of existing systems into multi-region architectures and maintaining resilient event-driven workflows. Here you will have the opportunity to make a meaningful contribution to global technological progress while at the same time advancing your own skills and career.

This is you

• 4 years of proven experience in Backend Software Development.

• Advanced proficiency in Node.js and TypeScript.

• Strong hands-on experience in AWS cloud development, specifically with containerization and orchestration using EKS (Elastic Kubernetes Service).

• Advanced knowledge of Kafka and Event-Driven Architectures (required).

• Solid experience working with relational databases, preferably MySQL or PostgreSQL.

• Practical and demonstrable application of Clean Architecture principles and design patterns.

• Proven experience designing or implementing multi-region cloud deployments.

• Active adopter of Artificial Intelligence tools used daily to support software development and solve technical challenges.

• Strong self-management, proactivity, and ownership, with excellent communication skills to articulate technical solutions to cross-platform teams and business stakeholders.

Nice-to-have skills:

• Previous experience in the Fintech or high-throughput transactional industry.

• Familiarity with micro-frontend or multi-platform integrations (Web/Mobile).

This is your role

• Technically lead the adaptation and deployment of existing backend systems to multi-region AWS architectures, ensuring low latency and high availability.

• Design, build, and maintain Event-Driven Architectures to guarantee scalability, resilience, and asynchronous service processing.

• Collaborate closely with cross-functional teams (Web, Mobile, and Product Owners) using Scrum agile methodologies.

• Ensure high standards of code quality and maintainability by applying Clean Architecture principles and best software practices.

• Drive engineering productivity by leveraging AI tools to solve technical bottlenecks and optimize delivery.

At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.