# Software Engineer (Level 2 & 3)

**Company:** [Workana](http://jobs.workable.com/companies/wSyiKiaa7abTa8N4S2cpd7.md)
**Location:** Buenos Aires, Argentina
**Workplace:** hybrid
**Employment type:** Full-time
**Department:** Workana B2B LATAM

[Apply for this job](http://jobs.workable.com/view/8a13daea-0f94-4a56-8932-985e9dddf9b3)

## Description

We are looking for a **Software Engineer II/III (Backend Focus)** to join our client’s Social Engineering team, responsible for designing, building, and scaling high-load backend systems that process **billions of transactions per day**.

This is a direct-hire role within a global engineering organization of **900+ people**, collaborating with teams in the **US, Israel, and the UK**. You will work on end-to-end development, modern architectures, microservices, cloud environments, and large-scale performance challenges.

The Social team works primarily with **Python and its modern ecosystem**, building mission-critical systems across Innovid’s global ad-tech platform.

### **Responsibilities**

-   Design and develop **critical backend services**, infrastructure components, APIs, and core modules.
-   Build and maintain **microservices on AWS**, ensuring scalability, resiliency, and high availability.
-   Develop systems capable of supporting **billions of daily transactions** in distributed environments.
-   Ensure production readiness, including **performance, observability, stability, and incident ownership**.
-   Lead software design efforts and contribute to architectural decisions.
-   Participate in **end-to-end development**: design, coding, testing, deployment, and monitoring.
-   Collaborate closely with Product, Engineering Managers, and cross-functional R&D teams.
-   Influence engineering standards, best practices, and overall technical excellence.
-   Mentor teammates and contribute to a developer-centric culture of quality and ownership.

## Requirements

### **Education & Language**

-   Estudiantes avanzados/as o graduados/as en **Ingeniería en Sistemas, Computación, Electrónica o Informática / Licenciatura en computación. (Excluyente)**
-   **Advanced English** — fluent communication with global teams (mandatory).

### **Technical Experience**

-   **2+ years** of software development experience for level II, or **4–5+ years** for level III.
-   Experience building **SaaS, cloud-based products**.
-   Strong experience with **microservices and distributed architectures**.
-   Hands-on experience with **Linux/Mac terminal** in production environments.
-   Strong command of **Git** and modern development workflows.
-   Experience with at least one modern backend language:  
    **Python, Java, Scala, Kotlin, PHP, JavaScript/Node.js, or React**.
-   Excellent analytical skills and ability to solve complex engineering problems.
-   Strong communication skills in multidisciplinary teams.

### **Nice to Have**

-   Experience with **Flask, FastAPI, Celery, SQLAlchemy**, or Boto3.
-   Experience with **AWS, Docker, Kubernetes**.
-   Background in full-stack development with **React**.
-   Open-source contributions.

### **Tech Stack**

**Backend:** Python, Flask, FastAPI, Celery  
**Infra:** AWS, Docker, Kubernetes  
**ORM / DB:** SQLAlchemy, Boto3, relational databases  
**Frontend (optional):** React  
**Methodology:** CI/CD, developer-centric workflows, continuous deployment

### **Company Industry**

**AdTech / Video / Connected TV (CTV)**

Innovid enables global brands to create, deliver, measure, and optimize interactive and dynamic video experiences across CTV, mobile apps, web, and social platforms.

## Benefits

-   Monthly Inflation updates (according to PC)
-   Lunch Credit
-   OSDE 410 as medical assurance
-   English lessons
-   Gym coverage (SportClub 90% discount)
-   Internet coverage (+35k)
-   1 extra paid month for primary & secondary birthing caregivers
-   Learning & Development - Tools and Training 
-   Hybrid & flexible working model - nice offices in CABA with endless snacks & beverages
-   High visibility roles with a tremendous amount of growth potential 
-   Global team and cross-company collaboration, unlike anywhere else

**Esta posición es híbrida en Parque Chas (Excluyente)**