Postúlate en Kit Empleo: kitempleo.com.ar/empleo/qb22e

This is the job
In Buenos Aires or Cordoba, within the banking sector, we are actively seeking a Middle Backend Developer (NodeJs and TypeScript) to design, develop, and maintain scalable, secure, and highly available backend applications using these technologies.
This is the team
In this role, you will be a key member of a highly qualified team of professionals.
Your primary responsibility will be to participate in the design of distributed architectures based on microservices and event-driven systems.
You will have the opportunity to make a significant contribution to general technological progress while developing your skills and career.
This is you
+4 years as a backend developer with Node.js and TypeScript.
Extensive experience in REST API design and development.
Knowledge of microservices architecture and distributed systems.
Experience with AWS (Lambda, SQS, SNS, DynamoDB, API Gateway, etc.).
Experience working with CI/CD pipelines and deployment best practices.
Experience with relational and/or NoSQL databases.
Knowledge of testing (unit and integration).
Nice-to-have skills:
Experience in financial systems (payments, procurement, credit, risk).
Knowledge of event-driven architectures.
Experience with high-concurrency or mission-critical systems.
Knowledge of security best practices (OWASP).
This is your role
Design, develop, and maintain scalable, secure,



and highly available backend applications using Node.js and TypeScript.
Participate in the design of distributed architectures based on microservices and event-driven systems.
Create and evolve critical REST APIs and services for financial products.
Work on high-volume, low-latency systems, ensuring performance, resilience, and traceability (e.g., payment processing or clearing).
Collaborate with product, architecture, and business teams to translate requirements into technical solutions.
Contribute to technical design decisions and propose improvements and best practices.
Implement cloud-native solutions using AWS.
Ensure quality through testing, monitoring, and observability.
Equal Employment Opportunity
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.
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Postúlate en Kit Empleo: kitempleo.com.ar/empleo/qb22e

📌 Middle Node.Js Engineer (Buenos Aires)
🏢 avenga
📍 Buenos Aires