
English:
Upper Intermediate
Argentina
UTC -03:00
America/Argentina/Buenos_Aires
Sr Fullstack Engineer
Angel, a Software Engineer with 7+ years of experience in software development, is known for his self-driven approach in building solutions for startups and fintech. He specializes in Ruby and possesses a deep understanding of its syntax, semantics, and core libraries, enabling him to develop efficient and maintainable software. Additionally, Angel is proficient in other programming languages like JavaScript and SQL and has a wide-ranging experience in web development. He excels at problem-solving, creative and strategic thinking, and effective communication with diverse team members and stakeholders. His primary focus is on producing reliable, scalable, and maintainable code. Angel's enthusiasm for learning and adaptability to new technologies and AI approaches reflects his commitment to contributing to world-class solutions. He is highly interested in state-of-the-art technology and the development of high-impact projects.
Want to hire this engineer?
Check if Angel is availableExpertise
Years of commercial development experience
7 years of experience
Core technologies
Other technologies
Project Highlights
Emprelabs.com
Jun `23 - Present
2 years
Independent Consultant
E-learning platform for entrepreneurs
Responsibilities & achievements
Collaborated with the Product Owner to define features. Worked with the Project Manager to plan deliveries and project timelines. Defined task plans for developers. Provided coaching and guidance to new team members.
Tumejoramigo.com.a
Feb `23 - Jun `23
4 months
Independent Consultant
Tumejoramigo.com.ar - On-demand pet walkers and sitters
Responsibilities & achievements
Collaborated with CTOs and their team to plan tasks for achieving new integrations, scaling solutions, improving security, and enhancing the end-user experience for web applications. Analyzed and improved solution architecture by migrating from a monolithic approach to a service-oriented and event-driven scheme to ensure system scalability, delivering a product implementation roadmap. Implemented security measures, such as integrating two-factor authentication (2FA) via SMS using Twilio, and applied authorization rules to safeguard data and ensure user security using tools like Pundit to provide usability for employees and customers. Enhanced the end-user experience by implementing technologies like HOTWire and Stimulus to dynamically update the interface and provide a seamless experience without page reloads, splitting the views into reusable components. Tech Stack: Ruby, Ruby on Rails, JavaScript, HTML, CSS, SASS, Figma, HOTWire, Stimulus, Rspec, PostgreSQL, Heroku, Jira, Confluence.
Real Estate CRM and Microservices Migration
Dec `21 - Aug `22
8 months
Compass.com (United States)
Compass is a real estate technology company with a powerful end-to-end platform that supports the entire buying and selling workflow. We deliver an incomparable experience to both agents and their clients all in service of the Compass mission: to help everyone find their place in the world. Founded in 2012 by Ori Allon and Robert Reffkin, Compass operates in 22+ regions across the United States including New York, Los Angeles and Orange County, Chicago, San Francisco, Boston, Washington D.C., South Florida, The Hamptons, Santa Barbara & Montecito, San Diego, Seattle & Eastside, Philadelphia, Connecticut, Westchester, Aspen, Boulder, Denver, Atlanta, Austin & Central Texas, Dallas-Fort Worth, Houston, Nashville, and Lake Tahoe.
Responsibilities & achievements
Led the massive service migration from a Legacy CRM monolithic app into new microservices. Developed a bulk messaging service for mass customer contacts in sales campaigns. Modularized and optimized the matching broker function, transitioning it from a monolithic app to a new microservice based on cost factors, rooms, location, and other features. Conducted extensive code removal and refactoring. Implemented new feature flags. Addressed technical debt, optimized database queries, and resolved various bugs. Tech Stack: Ruby, Ruby on Rails, JavaScript, HTML, CSS, React, SASS, Figma, StoryBook, Rspec, Cucumber, Capybara, PostgreSQL, Solr, Docker, AWS, Apache Kafka, DataDog, TeamCity.
Custom Software Development.
May `20 - Sep `21
1 year
SOUTHWORKS
OUTHWORKS Development on Demand model turns up the heat on software engineering projects, taking clients from stuck to scaled one week at a time. Booked weekly, with transparent, up-front pricing, SOUTHWORKS dedicated Fireteams of world-class, battle-tested engineers accelerate and grow clients’ businesses. And with SOUTHWORKS nearshore operations and time zone affinity, clients are always in the know
Responsibilities & achievements
Planned, designed, and developed 2+ software projects from scratch to deployment, utilizing Lean methodologies. Conducted a workshop on chatbot technology for a commercial and technical audience of 10 Microsoft attendees. Assumed leadership roles, overseeing dashboards, task assignments, sprint planning, and facilitating deliverables. Tech Stack: Go/Gorilla-Mux, gRPC, JavaScript, HTML, CSS, React, SASS, Figma, StoryBook, NodeJS, Serverless Framework, AWS, Pulumi, Apache Kafka, QnA, LUIS, ChatBot.
Cross-Border payment solutions for PayPal users in Argentina.
Sep `19 - May `20
8 months
Nubi
Nubi is an Argentine fintech founded in 2017, with a focus on developing digital solutions to transform the financial ecosystem. Through our technology and innovation teams, we design creative solutions that add value and enhance the financial experience for companies and individuals.
Responsibilities & achievements
Proposed and implemented the auditory async service through the whole transaction remittance processing. Redesigned the flow of fee calculations according to Argentina's tax regulations, reducing reporting issues by 70%. Implemented wallet-found payment through TransferWise 3rd party. Migrated user contact data to Finnegan's service. Tech Stack: Ruby, Ruby on Rails, RSpec, React, JavaScript, NodeJS, Docker, PostgreSQL, Jenkins, AWS, Lambda, Jira, BitBucket, Postman, Swagger.
Cross-Border, Remittances, Payments, and Trading solutions for the financial B2B and retails.
Dec `17 - May `19
1 year
Bitex
Bitex is a financial service provider looking to empower the commerce of SME´s in Latin America. We help our customer by giving them a lean service for cross border payments, payroll, charging clients abroad at a minimum cost, time and effort. Apart from this we provide a bitcoin exchange and a bitcoin payment gateway. Contact [email protected] to get a quote for your international payments, pay through your local bank account and reach more than 50 countries in one hour.
Responsibilities & achievements
Provided liquidity for the broker order-book exchange to the local market implementing automated short trading strategies scaling the market to work with 4 assets like Bitcoin, BTC Cash, USD, and ARS. Created the Bitex Ruby SDK that allows the management of more than 21 resources of the Bitex API services. Improved asset buy/sell order flow management with Command Query Responsibility Segregation pattern and RabbitMQ broker Tech Stack: Ruby on Rails, RSpec, JavaScript, HTML, CSS, Docker, PostgreSQL, Redis, Capistrano, AWS, GitHub, CircleCI, Trezor.
Investment Marketplace and Billing System
Mar `17 - Dec `17
9 months
SeSocio
Investment Marketplace and Billing System
Responsibilities & achievements
Implemented an automatic billing system for each buy/sell operation, resulting in a 100% reduction in billing costs. Previously, it cost 1 dollar for every 4 invoices from an external service. Created a one-click checkout process, which included KYC verification in the signup process for the first trade. Enhanced the user interface with Material Design for customer web components. Refactored the monolithic web application applying SOLID principles and Ruby best practices reducing rendering times by 60%. Integrated sign up validation of credit risk (VERAZ), person validation from national people records (ANSES) and account owner by SMS allowing clients to operate assets on single check-in click. Tech Stack: Ruby, Ruby on Rails, RSpec, JavaScript, HTML, CSS, Bootstrap, Material UI, PostgreSQL, MetaBase, Heroku, BitBucket, Elasticsearch.
Work on several projects
Sep `13 - May `15
2 years
CeSPI
The Higher Center for Information Processing (CeSPI) is the computing center of the National University of La Plata. CeSPI performs tasks related to various systems that provide services to the National University of La Plata. These systems include payroll processing for university employees, curriculum management for students in the respective academic units, and the essential activities supporting these tasks: the administration and technical support of the university's network, internet services, and the infrastructure of the center itself.
Responsibilities & achievements
Projects: Student Logbooks Meran (Metasearch engine – Libraries Systems) Paycheks Tech Stack: Sinatra, Ruby On Rails, ActiveRecord, Rspec, Factory Girl, several gems.
Education
Higher education in Computer Science
Agency
10-50
GMT-3
Uruguay
Core Expertise
Industries
Logistics & Transportation, E-Commerce & Retail, Banking & Finance, Arts & Culture, Branding, design, web development, Augmented reality, SaaS
Want to hire this engineer?
Check if Angel is available