Will Fleming Email & Phone Number

Olivebridge, Ny, Us

San Carlos, California, Us

Backend engineer at food/recipe company with over 30 million users.Led development of backend services using Clojure. Reduced RAM usage by 60% and startup time by 70%, significantly lowering operational costs.Collaborated with data engineers creating microservice APIs written in Python.Deployed on AWS using both Kubernetes and ECS via CloudFormation.Consumed event streams from other teams using Apache Kafka.Transitioned a monolith to a service-oriented architecture.Worked with REST and GraphQL APIs to serve a home feed for the mobile app and website.Created libraries to standardize use of OpenTelemetry and Datadog observability/monitoring.Modernized legacy applications, introduced code standards, linting and formatters.Interviewed engineering candidates, mentored junior developers.

Using Clojure to build tools to help others build distributed systems

Boston, Ma, Us

Blues is a VC backed company in the cellular IoT space, founded by Ray Ozzie.Created and maintained backend services/APIs for the company’s NoteHub product using technologies including PostgreSQL and Elasticsearch.Built, deployed, maintained, and monitored AWS infrastructure with Terraform. Built data pipelines integrating multiple systems, allowing the company to run business intelligence queries in Redshift.

Rearchitected data ingestion pipeline using AWS Kinesis and AWS Lambda using Scala. Handled over 20k events per seconds. Significantly increased reliability and cut operating costs by 60%.Built system to monitor, detect, and fix common errors in production traffic. Implemented in Elixir and deployed to Kubernetes.Wrote workflows in Apache Spark using Scala to process internal and third party data sources. Ran recurring calculations and enriched data from over 600 million device ids.Used Apache Airflow to orchestrate Spark, AWS Redshift, and AWS Athena workflows.Utilized ScyllaDB as a datastore to provide real time lookups of user data for ad serving.

Venture capital funded seed stage startup building a platform that connects business owners to a curated network of freelance website developers and designers.Backend development lead at Lorem Technologies (www.asklorem.com), building an online marketplace for freelancers in TypeScript/Apollo/GraphQL/Redis/Node.jsLed migration of an existing ES5 JavaScript codebase to TypeScript and GraphQL.Practiced continuous integration/deployment to servers hosted on AWS.

Early stage startup (fewer than 10 employees) focused on location discovery and travel startup. Started by Garrett Camp (Co-founder Uber, founder StumbleUpon) and part of the Expa portfolio of companies.Practiced test driven development and continuous deployment in a predominantly JavaScript (Node.js) environment on Amazon Web Services (AWS).Led development of a data pipeline/warehouse using Amazon Kinesis and Redshift. Integrated tools like Metabase which allowed non-technical employees to easily run and visualize arbitrary queries.Wrote a web crawler and many scrapers which assisted in venue creation and lead generation for the spot.com product.Developed a image quality pipeline which identified and removed hundreds of thousands of poor quality images, and drastically improving image quality through the app.Researched and integrated with numerous external APIs including Google Cloud, Google Maps, Instagram, Foursquare, Yelp, and Factual.

Pasadena, Ca, Us

A venture capital backed company currently focused on the mobile advertising. It has raised over $30M from Accel Partners (Facebook, Dropbox, Etsy, etc.) and other top tier investors.Using a combination of Clojure, Scala, Scalding, Pig, Hive, and Cascalog built data pipeline and analytics and systems for the UberAds product on top of Hadoop and Amazon’s Elastic MapReduce (system ingests over a petabyte of data annually). Allows running ad hoc queries on massive datasets stored in Amazon S3).Built a Scala based event consumer and archiver for UberAds. Connected to RabbitMQ and bridges to S3, processing peaks of 40,000 events per second.Wrote mobile device push notification backend on Amazon EC2. Maintains a persistent connection to the Twitter Site Streams API to iPhone and Android cell phone push notifications. Currently handles over 100 million events daily. Technologies used include Scala, Akka, RabbitMQ, and MongoDB.

Monrovia, Ca, Us

Short lived social photo sharing startup with a $6 million series A.Full stack engineer largely working primarily with Ruby on Rails in a mixed Ruby and Erlang environment.Test driven environment using tools such as rspec, capybara, jasmine.Analyzed logs for onboarding funnel conversion, anomalies, and fraud using custom scripts written in clojure.Proposed/Implemented/Analyzed results of A/B tests designed to increase user engagement and retention.Integrated platform with the Facebook API (Open Graph, OAuth, etc).

Pasadena, Ca, Us

On initial team of 3 engineers that built a java backend for a bidded search marketplace. Interacted with PostgreSQL and Apache Solr.Developed REST APIs in java (Jersey / JAX-RS) to support a ruby based frontend.Worked in exploratory machine learning group - content classification and recommendations using Vowpal Wabbit and Apache Mahout.Built internal analytics service using Amazon Web Services (EC2), Hadoop (Elastic MapReduce), S3, MySQL using java and python.

Pasadena, Ca, Us

Engineer in the New Ventures Group. Worked on a projects involved in incubating new technology companies, one of which was UberMedia.