Sebastian is available for hire

Sebastian Nogara

Verified Expert in Engineering

Software Developer

Location

Punta del Este, Maldonado Department, Uruguay

Toptal Member Since

June 20, 2019

Sebastian is a seasoned software developer. He architected the "follow" feature of Influenster.com, which allows over five million users to follow each other in one of America's most extensive product review sites. He has worked on application development in a variety of industries and strives for speed and accuracy.

Python Django ChatGPT SQL Git Object-oriented Programming (OOP)CSS PostgreSQL Redis JavaScript Java OAuth C Facebook API Cassandra Solr

Portfolio

GLOBA, Inc. - Maikoya

Amazon Web Services (AWS), MySQL

Denizen Cloud, Inc.

Node.js, Python 3, Django, JavaScript, Amazon Web Services (AWS), PostGIS

Audience Boost, Inc.

Amazon Web Services (AWS), Celery, Stripe, Django, Python 3

Experience

SQL - 8 years Django - 6 years Python - 6 years Redis - 3 years SCSS - 3 years Gremlin - 1 year Erlang - 1 year Docker - 1 year

Availability

Part-time

Preferred Environment

Arch Linux, Git, Vim Text Editor

The most amazing...

...proposal I implemented was a CI-based QA and release pipeline that allowed the team to launch new features confidently and with no bureaucracy quickly.

Work Experience

Technical Advisor

2024 - PRESENT

GLOBA, Inc. - Maikoya

Provided guidance for performance troubleshooting of database queries and application logic.
Set up continuous integration and continuous deployment for the existing site.
Developed integration mechanisms such as data extraction from 3rd-party websites.

Technologies: Amazon Web Services (AWS), MySQL

Technical Advisor

2022 - PRESENT

Denizen Cloud, Inc.

Set up a GIS (Geographic Information System) that centralizes data integrations with US counties and municipalities.
Assumed responsibility for the deployments and monitoring of the production environment.
Implemented continuous integration, infrastructure health checks, as well as the initial automated test suite.

Technologies: Node.js, Python 3, Django, JavaScript, Amazon Web Services (AWS), PostGIS

Technical Advisor

2020 - 2023

Audience Boost, Inc.

Fast-tracked the implementation of core MVP features for a new business venture.
Set up infrastructure and CI deployments for the new web application.
Created a scripting environment for Facebook campaign automation.

Technologies: Amazon Web Services (AWS), Celery, Stripe, Django, Python 3

Technical Advisor

2019 - 2020

Virtual Medicine, LLC.

Conducted data research for building Medicare price estimators.
Created a database model supporting the business case and identified third-party integration points.
Defined architecture and technical approach for the implementation of a mobile app and back-end services.
Estimated development effort and software infrastructure costs.
Collaborated with a senior project manager and a senior designer to create a software product proposal.

Technologies: Amazon Web Services (AWS), Kubernetes, Python

Technical Advisor (2018-2020), Senior Software Engineer (2017-2018), Software Engineer (2016-2017)

2016 - 2020

Influenster, Inc.

Architected and implemented the "follow" feature, with push notifications currently serving over five million users.
Re-implemented the user selection tool for product sampling campaigns, and reduced query latency from minutes to seconds.
Drove to completion a graph database model to power fine-grained recommendations across the site.
Built an in-house survey tool for product sampling market research campaigns.
Implemented content algorithms such as trending and related products.

Technologies: Amazon Web Services (AWS), Twitter API, Google API, Instagram API, Facebook API, Amazon Simple Notification Service (Amazon SNS), AWS Lambda, Neptune, Amazon DynamoDB, Celery, RabbitMQ, Redis, PostgreSQL, Django REST Framework, Django, Python

Lead Software Engineer

2018 - 2019

Textual Relations AB

Re-engineered and re-implemented a legacy Python codebase for fast iteration.
Re-implemented lexicon database search for real-time lookups.
Created a release process and implemented a fully automated CI pipeline for QA and deployments.
Managed two remote developers, including onboarding.
Assisted hiring decisions for software development positions.

Technologies: Celery, RabbitMQ, Jenkins, Google Cloud, Kubernetes, Docker, MySQL, REST, Django, Python

Software Developer

2015 - 2016

Bokio AB

Built a C# to TypeScript data model class transpiler.
Added currency conversion to the invoicing solution using the API of the Swedish central bank.
Implemented integration with Toggl time tracking for the invoicing solution offered by the company.
Developed an email delivery and tracking solution for invoices using the Mailgun API.
Worked as a full-stack developer on new features as specified by product management.

Technologies: Microsoft SQL Server, C#

Software Developer

2013 - 2015

Sophilabs

Built a player with graphics overlay for public advertising screens using SDL, libVLC, and Chromium Embedded Framework.
Developed a server monitoring analytics solution using Apache Cassandra for time series storage.
Shipped the first ever Android application delivered by the agency.
Implemented multiple integrations with social media APIs for social listening and analytics.
Built a customizable survey system using the Django web framework for a market research company.

Technologies: SDL, RabbitMQ, Redis, Apache Cassandra, PostgreSQL, Django, Python

Experience

Droidcast

https://github.com/snogaraleal/droidcast

Droidcast is an Android library implementing a service for OGG Vorbis streaming. Although the Android media player does support OGG Vorbis, it doesn't provide live metadata from Vorbis comments. Droidcast uses the pure Java OGG Vorbis decoder JOrbis to play OGG streams, allowing you to listen to meta-data changes.

Adjax

https://github.com/snogaraleal/adjax

Adjax lets you call Python functions from JavaScript. Adjax is a simple AJAX-based RPC mechanism for Django that provides argument type validation and an extensible JSON serializer that allows you to plug in custom serialization types.

WBI Indicator Explorer

https://github.com/snogaraleal/wbi

WBI is a tool for visualizing indicators from the World Bank Open Data API. Implemented in Play Framework and Google Web Toolkit. This project includes a rudimentary RPC via REST solution, as both back- and front-end are implemented in Java.

Skills

Languages

Python, HTML, SCSS, CSS, JavaScript, Java, SQL, Python 3, C, C#, Gremlin, Erlang, Erlang (OTP)

Frameworks

Django, Django REST Framework, GWT, AngularJS, Ant Design

Tools

Git, Vim Text Editor, RabbitMQ, Celery, Amazon Simple Notification Service (Amazon SNS), Solr, Jenkins

Paradigms

Object-oriented Programming (OOP), REST, Functional Programming, Testing

Platforms

Shopify, Arch Linux, AWS Lambda, Amazon Web Services (AWS), Android, Mailgun, Kubernetes, Amazon EC2, Docker

Storage

PostgreSQL, Redis, Microsoft SQL Server, MySQL, Memcached, Cassandra, Google Cloud, Amazon S3 (AWS S3), Amazon DynamoDB, Redshift, Relational Databases, PostGIS

Other

ChatGPT, Apache Cassandra, OAuth, Neptune, Concurrency, Business Processes, Research, Software Architecture, HTTP, APIs

Libraries/APIs

Instagram API, Google API, Stripe, SDL, libVLC, Facebook API, Twitter API, React, Node.js

Education

2015 - 2018

Coursework Toward a Degree (150 ECTS) in Software Engineering and Management

Chalmers University of Technology, University of Gothenburg - Gothenburg, Sweden

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