{"$schema":"https://raw.githubusercontent.com/jsonresume/resume-schema/v1.0.0/schema.json","basics":{"name":"Erons A.","label":"Founding Software Engineer","image":"https://saywise-production-profilepicturestoragebucket-kbfooccc.s3.amazonaws.com/profile-pictures/5c909bf1-79ee-4660-b5cd-3367ac81c535/linkedin-1791284175280.jpg","summary":"Software engineer and founder who has built products end to end three times: founding engineer at a fintech platform, founder of a viral social app scaled to 115,000+ monthly active users, and founder of an API-first AI-inference platform serving around 50 paying organizations.","location":{"city":"London, UK"},"profiles":[{"network":"LinkedIn","username":"eronmmer","url":"https://linkedin.com/in/eronmmer"},{"network":"GitHub","username":"Eronmmer","url":"https://github.com/Eronmmer"}]},"meta":{"canonical":"https://saywise.com/erons","version":"v1.0.0","lastModified":"2026-10-06T11:36:13.237Z"},"x_saywise":{"handle":"erons","pronouns":null,"availability":null,"oneLiner":"Software engineer and founder who has built products end to end three times: founding engineer at a fintech platform, founder of a viral social app scaled to 115,000+ monthly active users, and founder of an API-first AI-inference platform serving around 50 paying organizations.","profileUrl":"https://saywise.com/erons","markdownUrl":"https://saywise.com/erons/profile.md","pdfUrl":"https://saywise.com/erons/resume.pdf","archetype":{"code":"HS-MG","name":"Launchpad Trailblazer","url":"https://saywise.com/sca/4bdbe6b0fdb0","rarity":"One of the first Launchpad Trailblazers on Saywise"}},"work":[{"name":"UltraPay","position":"Founding Software Engineer","location":"London, UK","url":"https://ultrapay.finance","startDate":"2025-12-01","summary":"Led engineering across a fintech multi-asset spending platform issuing cards, owning technical direction from design through production. Built the async backbone with claim-lease processing, bounded retries, and idempotent webhook reconciliation handling duplicated and out-of-order provider messages. Implemented a double-entry ledger with event sourcing and activation gates validating contract invariants before card spend. Led incident response to a ledger-corruption issue caused by duplicated webhooks, traced the root cause to the ingestion boundary, and rebuilt it idempotent with race-condition tests."},{"name":"Tick","position":"Founder and Software Engineer","url":"https://tickhq.com","startDate":"2024-09-01","summary":"Tick is an independent product studio building enterprise and open-source tools that teams and individuals actually need"},{"name":"Ultra App","position":"CTO and Co-Founder","url":"https://myultraapp.com","startDate":"2023-09-01"},{"name":"Luxor Technology","position":"Software Engineer","location":"Seattle, Washington, United States","url":"https://luxor.tech","startDate":"2021-09-01","endDate":"2024-12-01","summary":"Built on-demand compute provisioning reaching 99.9% reliability using Temporal for stateful workflow orchestration. Led public APIs, embeddable widgets, and a React data-visualization library handling market-driven traffic spikes. Built SSO, RBAC and permissions in Go, cutting authentication support tickets 60% and eliminating 80% of common user errors. Implemented order matching and real-time book updates for financial contract trading."},{"name":"eSoft Response","position":"Software Engineer","location":"London, UK","url":"https://esoftresponse.com","startDate":"2021-04-01","endDate":"2021-09-01","summary":"Architected and deployed an analytics dashboard improving management efficiency 35% across a UK franchise network. Built a documented, accessible React UI component library and mentored engineers on best practices through training and joint testing."},{"name":"Druz","position":"Founder and Software Engineer","location":"Remote","startDate":"2020-04-01","endDate":"2021-04-01","summary":"Founded and scaled a viral social app to 115,000+ monthly active users. Sharded the database across a distributed cluster to sustain 99.9% uptime and 40% lower latency under viral traffic spikes, with 80% test coverage through automation."}],"education":[{"institution":"University of Hertfordshire","studyType":"Master of Science - MS in Computer Science","startDate":"2025-01-01","endDate":"2026-05-01"},{"institution":"University of Abuja","url":"https://uniabuja.edu.ng","studyType":"Bachelor of Science - BS in Computer Science","startDate":"2018-01-01","endDate":"2022-02-01"}],"projects":[{"name":"CostIQ","description":"Founded and built an AI-inference platform from the ground up with per-key governance including model access, rate, token and concurrency limits, spend policy. Implemented per-caller usage telemetry, isolated per-organization data planes and an owner console for operators."},{"name":"BloomFilter","description":"Explored credential-boundary and abuse-prevention patterns for autonomous agents. The API allows agents to register and manage domains and run email operations. Listed on Glama.ai."},{"name":"microsandbox","description":"Built a microVM runtime for running untrusted, agent-generated code in isolated, local-first sandboxes, enabling safe execution of agent-generated code with minimal infrastructure overhead."},{"name":"Druz","description":"Personal project turned viral app that lets influencers receive anonymous messages from friends, fans, and followers. I designed, developed, and scaled the platform, growing it to over 115K monthly active users few weeks after launch"},{"name":"Valibot-Fast-Check","description":"Open-source TypeScript library that simplifies property-based testing by connecting a testing framework with a validation library. It helps generate arbitraries for fast-check from schemas defined using Valibot"},{"name":"clean-url","description":"An open source TypeScript library that strips tracking parameters and clutter from URLs. Feed it a nasty Spotify or Amazon link full of utm_source, fbclid, and tracking junk, and it gives you back the clean version. Supports custom rules, AMP handling, redirect params, and reports back what it removed. Published on npm as @tickhq/clean-url."}],"skills":[{"name":"TypeScript"},{"name":"JavaScript"},{"name":"Node.js"},{"name":"Python"},{"name":"Rust"},{"name":"Java"},{"name":"Next.js"},{"name":"React Native"},{"name":"REST APIs"},{"name":"event sourcing"},{"name":"outbox pattern"},{"name":"idempotency"},{"name":"claim-lease processing"},{"name":"bounded retries"},{"name":"circuit breakers"},{"name":"Temporal"},{"name":"gRPC"},{"name":"webhooks"},{"name":"PostgreSQL"},{"name":"database sharding"},{"name":"reconciliation pipelines"},{"name":"SSO"},{"name":"RBAC"},{"name":"sanctions and compliance"},{"name":"isolated data planes"},{"name":"audit logging"},{"name":"Docker"},{"name":"GCP"},{"name":"Cloudflare"},{"name":"Kubernetes"},{"name":"component library design"},{"name":"real-time data visualization"},{"name":"accessible UI"},{"name":"founding-team product building"},{"name":"full-stack delivery"},{"name":"reliability engineering"},{"name":"AI platform tooling"},{"name":"Algorithms"},{"name":"Data Warehousing"},{"name":"Open Source"},{"name":"npm"},{"name":"Distributed Systems"},{"name":"Go (Programming Language)"},{"name":"React.js"},{"name":"Open-Source Development"},{"name":"Testing"},{"name":"Unit Testing"},{"name":"Software Development"},{"name":"Web Development"},{"name":"Strategic Planning"}]}