Senior Backend Engineer: Real-Time Scalable Microservices

Cervin; Madrid; Presencial; EUR 60.000 - 90.000; Jornada completa

Descripción de la vacante

AiFi is seeking a Backend Software Engineer to optimize highly concurrent systems and scale our store operating systems from small to large venues. You will shape core backend microservices and collaborate with app developers and product managers to address real-world use cases and bottlenecks.

Join a platform that enables real-time analytics and scalable e-commerce efficiency, with a strong emphasis on Docker, Kubernetes, and modern backend tech, including NestJS and RESTful APIs.

Formación

• BS/MS in computer science or related field required.
• 3+ years of experience as a Software Engineer (Backend).
• 2+ years of experience using TypeScript.
• 2+ years of experience working in node.js for web applications backend.
• Highly skilled in unit testing, experience with Jest testing framework.
• Highly skilled in RESTful API design and REST API usage.
• Proficiency with data modeling, static typing, and SQL.
• Proficiency in using Docker.
• Experience with event driven or real-time systems.
• Experience with TypeScript / JavaScript backend frameworks (e.g. NestJS).
• Experience with Python, GoLang, or C#.
• Experience with Kubernetes.
• Experience with Postgres.
• Experience with Frontend Development (React, React Native) is a plus.
• Experience with Domain Driven Design, Event Sourcing and CQRS is a plus.

Responsabilidades

• Lead on optimizing our highly concurrent systems.
• Scale the store operating systems from small stores to gigantic venues.
• Make design decisions in the process of developing our core backend microservices.
• Work closely with app developers and product managers to understand the use cases and bottlenecks.
• Work with deployment engineers to ensure rapid deployment to clients.

Conocimientos

TypeScript

Node.js

RESTful API design

SQL

Docker

Kubernetes

Event driven / real-time systems

Python / Go / C#

NestJS

Frontend basics (React)

Educación

BS/MS in computer science or related field

MS or PhD in Computer Science / Computer Engineering or related field

Herramientas

Docker

Kubernetes

Postgres

MongoDB

gRPC

Descripción del empleo

AiFi is seeking a Backend Software Engineer to optimize highly concurrent systems and scale our store operating systems from small to large venues. You will shape core backend microservices and collaborate with app developers and product managers to address real-world use cases and bottlenecks.

Join a platform that enables real-time analytics and scalable e-commerce efficiency, with a strong emphasis on Docker, Kubernetes, and modern backend tech, including NestJS and RESTful APIs.