Nicolás Battaglia

Javascript Engineer with +10 years of experience

Mar del Plata, Argentina

About me

I like Javascript but lately exploring and learning Go & Rust. I love working on small pieces of code improving performance. I have worked in different environments: from start-ups to multinational companies. I live in Mar del Plata, Argentina.

Experience

Modo

Backend Developer

February 2025 - Present

Transports team, which allows public transport users in Argentina to pay for their trips through a single simple & standardized solution using an interoperable QR code system. I was responsible for the design and development of key components of the platform, including the trip flow, used by ~200k users per day, the deny list system, the payment module, the QR code generation logic that enables the trips, and the debt management for unpaid journeys. I also contributed to the overall architecture design to ensure scalability and reliability of the solution. Additionally, I handled production on-call duties, monitoring and alerting through Datadog, and managed Kubernetes pods and deployments to ensure system stability and rapid incident response.
Denode

Fullstack Developer

September 2022 - February 2025

During my period at Denode as a Fullstack Developer, I played a key role in developing and enhancing innovative applications. My work included building and maintaining complex systems using Node.js and React, which significantly improved user experience and operational efficiency. I contributed to high-impact projects, such as a background removal app and a commercial gaming platform, demonstrating my ability to deliver robust solutions and manage full project lifecycles from conception to deployment.
Security Scorecard

Backend Developer

November 2021 - September 2022

At SecurityScorecard, I served as a Senior Platform Backend Engineer for 1 year and 5 months. During my tenure, I developed a comprehensive rate limit solution that was implemented organization-wide, effectively tracking the use of various endpoints and functions across different repositories. This solution enabled us to segment access based on user type, enhancing security and efficiency. Additionally, I worked on the Cyber Risk Quantification (CRQ) product, which helps customers understand cyber risk in financial terms.
Mural

Senior Core Platform Developer

November 2020 - October 2021

During my one-year tenure at MURAL, I contributed as both a Core Platform Developer and a Workflows Developer. In the Core Platform team, I focused on enhancing MURAL's extensibility and integrations, making it more capable and integral to the workflow of various teams.
Spark Digital

Senior Software Engineer

August 2018 - November 2020

I led backend implementations, using node.js mainly. I co-founded the Ray Initiative, an internal project incubator aimed at fostering employee professional development through collaborative projects.
Globant

.Net Developer

February 2015 - August 2018

Work for several clients such as Deloitte, using .Net technology.

Education

Universidad Fasta

2008 - 2017

Systems Engineer