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 LATAM In the IoT & Industrial Domain, we are actively seeking a Senior Backend Engineer with strong expertise in Node.js, TypeScript, and AWS Serverless. In this role, you will design, build, and operate critical backend services focused on high-frequency IoT telemetry processing, time-series data management, robust APIs, and production operability.
This is you
- Solid experience in backend development with Node.js/TypeScript and designing REST APIs and event-driven architectures.
- Proven hands-on experience in AWS Serverless architecture: Lambda, IAM, VPC, CloudWatch, and integration services (API Gateway, SQS/SNS, EventBridge, Kinesis, or Step Functions).
- Strong expertise in PostgreSQL and Amazon Aurora PostgreSQL: data modeling, indexing,



query performance, transactions, and troubleshooting.
- Demonstrated experience handling high-frequency time-series data: ingestion, time-window queries, aggregations, and retention policies.
- Strong proficiency with Git and GitHub workflows: PRs, code reviews, branching strategies, and CI/CD automation.
- Deep commitment to testing best practices (unit/integration), end-to-end observability, and security (OWASP, secrets management, authn/authz).
- Professional technical English level to write code, review PRs, and read documentation seamlessly.
- Strong technical leadership skills: ownership mindset, ability to mentor engineers, drive architectural decisions (ADRs), and elevate code quality standards.

Nice-to-have skills:
- Eperience with AWS IoT Core (MQTT), Device Shadows, Rules Engine, and Greengrass edge devices.
- Experience operating TimescaleDB in production (hypertables, query optimizati

📌 Senior Backend Engineer (Argentina)
🏢 avenga
📍 Argentina