Senior Full Stack Engineer

About the Company

mediasmart is part of the Affle group, a global adtech company. Our mission is to allow advertisers to effectively reach audiences across their digital journeys in real time, maximizing engagement and incremental value. We operate a proprietary technology stack including a DSP, DMP, and Ad-Server.

Responsibilities

• Deliver new features in short development cycles
• Polish a web-based platform including both frontend and backend for a global user base
• Proactively propose and improve projects to enhance product effectiveness and usability
• Interact with cross-functional teams to build new features and solve technical issues
• Manage the product lifecycle from initial concept through to DevOps and deployment

Requirements

• 4-5 years of experience as a full-stack developer
• Strong knowledge of JavaScript and ES6
• Wide experience with Node.js and REST APIs
• Experience with MongoDB
• Familiarity with cache databases and data structures
• GNU/Linux administration skills
• Exposure to cloud platforms such as AWS, GCP, or Azure
• Native-level proficiency in Spanish
• Fluent English for stakeholder interaction and documentation

Preferred Qualifications

• Experience working in a distributed team
• AWS expertise (EC2, S3, Route53, Elastic Transcoder, Load Balancing, CloudFront)
• Experience with relational databases, specifically GCP BigQuery