Joshua Fleck
Technical Lead at Cleo
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolJoshua Fleck is a Technical Lead based in London with 11 years of experience building cloud-native, customer-focused products and teams across startups and scale-ups. He combines hands-on development (Ruby/Rails, Postgres, AWS, Terraform) with leadership in hiring, coaching, DevOps and InfoSec to deliver measurable business outcomes. At Quorso and Simply Business he helped mature engineering practices, enabled support for FTSE 250 clients, and led migrations to resilient cloud architectures. Comfortable both shipping features and setting architecture, he champions lean startup practices to balance discovery, enhancement and maintenance. Colleagues describe him as a pragmatic technologist who prioritises happy teams and continuous learning while keeping a sharp eye on security and operational maturity.
11 years of coding experience
13 years of employment as a software developer
BS Computer Science, BS Computer Science at University of Minnesota
Github Skills (43)
hex10
twilio10
elixir9
twilio-api9
userid9
persistent6
snowplow6
data-migration6
ngrok6
postgresql6
localhost6
librato5
testing5
asynchronous4
rails4
Programming languages (8)
Github contributions (5)
meetcleo/svelte
Apr 2021 - Jul 2025
Dynamic Ruby API Client from Swagger JSON Spec
Contributions:5 PRs, 3 pushes, 5 branches in 4 years 3 months
api-clientapirubyspecruby-api
meetcleo/avro_turf
Oct 2022 - Nov 2024
A library that makes it easier to use the Avro serialization format from Ruby.
Contributions:3 reviews, 16 PRs, 15 pushes in 2 years 1 month
avroavro-serializationserialization-formatserializationruby
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