● Developed and maintained the flexible rent web application and related back -end microservices and APIs using AWS

CloudFormation with Serverless Framework, Lambdas, API Gateway, step functions, SQS, Event Bus.

● Implemented stale accounts syncretization pipeline that automatically identified and closed accounts with 15% delinquency

rate for both and incoming and historical accounts (AWS schedule worker, p-queue, Node, JavaScript).

● Delivered an end-to-end re-evaluation pipeline by implementing frontend updates and a new backend service to run the

cash flow–based decisioning model, leading to a 50% increase in applicant approval rates |(Python, Vue).

● Built the notification microservice to support multi-entity messaging, for users with HubSpot and Internal SMS gateway

with 100% test coverage.

● Initiated and Implemented a critical preventative solution that addressed Lambda timeout problem related to scalability.

● Implemented custom 2FA solution to handle change of address and partners for the users. (AWS IAM, Node, Vue).

● Designed and implemented a data pipeline to automatically generate, store and present customer's monthly statement. (AWS

step functions, Dynamo DB, S3).

● Mentored and onboarded new engineers to the team.

● Built key components of the Mapbox Static Image API, a highly available web service that serves dynamically generated

map preview images at low latency.

● Built the Static API Playground, a frontend tool enabling customers to visualize API requests and reducing related support

ticket volume 70%. Technical work evolved; user research, wire framing, UI built. (Figma, React, JavaScript, Mapbox GLJS).

● Built live SQL dashboards for tracking operational metrics and service availability. Investigated availability and

performance incidents.

● Responded to developers questions for all Mapbox products and became a subject -matter expert for Mapbox Maps API by

working closely with product managers and engineers.

● Developed technical examples, expand customer facing documentation, and created prototypes for users.

● Lead the support team in deprecation of the Mapbox Classic Styles API

● Guided and API migration for 50,000+ customers to migrate to the new Static APIs by changing their implementations.

Languages: Python, JavaScript (AJAX), HTML, CSS, SQL

Frameworks & Libraries: Flask, React, jQuery, Bootstrap, Jinja2

Tools: PostgreSQL, SQLAlchemy, Git, Github,

OS: Linux, Windows