Michael Seymour

Backend Engineer

London, England, United Kingdom10 yrs 11 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

10+ years of experience in software engineering.
Expert in backend development and data streaming.
Proven track record in leading cross-functional teams.

Stackforce AI infers this person is a Backend and Full-Stack Engineer with expertise in Food Delivery and Finance industries.

Contact

Skills

Core Skills

Backend DevelopmentData StreamingFull-stack Development

Other Skills

.NetA/B TestingAWSAndroidAndroid DevelopmentCC++CSSCassandraControl EngineeringDatadogDockerDynamoDBECSElectronics

About

I am a software engineer with 10+ years professional experience and a passion for building tech-based products & services. I care about reliability, scalability and maintainability of the products I work on as much as caring about the day-to-day happiness, effectiveness and productivity of the team I work with.

Experience

10 yrs 11 mos

Total Experience

3 yrs 7 mos

Average Tenure

5 yrs

Current Experience

Deliveroo

Senior Backend Engineer

Jun 2021 – Present · 5 yrs · London, England, United Kingdom · Remote

In the Infrastructure Messaging Team I maintained our Kafka clusters and led the development of tooling and libraries related to data streaming, in addition to providing support to engineers.
In the Loyalty Team Led, I led the development of Deliveroo Plus (subscription program) in a cross-functional team with multiple stakeholders to launch a new subscription tier (Plus Diamond) with new subscription benefits (e.g. On-Time Promise).
In the UGC, I led the development of various product features such as restaurant stories (video content) in the app, the review collection process and systems to honour GDPR erasure requests.
Built realtime data aggregation pipelines (1k+ events/sec).
Performed database upgrades, migrations and manual failovers for both cost saving and scaling purposes.
Built high-throughput, low-latency internal gRPC servers using DynamoDB, Postgres and Redis.
Coordinated efforts to improve service reliability (creating monitors, playbooks, drills, load testing, SLOs, adding redundancy etc.)
Conducted interviews, onboarding trainings, knowledge-sharing presentations and mentored colleagues
Worked primarily with Go, DynamoDB, Postgres (Aurora), Kafka, Redis, SQS, Snowflake, ECS, Terraform, Datadog, GraphQL, gRPC/protobuf.

GoDynamoDBPostgresKafkaRedisSQS+8

Booking.com

Backend Engineer

Jan 2019 – May 2021 · 2 yrs 4 mos · Amsterdam Area, Netherlands · On-site

Built high-performance, large scale services for sending both transactional and marketing messages (emails, push notifications etc.).
Gained experience in Java web frameworks, multi-threaded programming, RESTful API's, integration + unit testing, A/B testing, monitoring + event logging, system design.
Worked primarily with Java, MySQL, Cassandra, Kafka, Kubernetes, Docker.

JavaMySQLCassandraKafkaKubernetesDocker+1

Tripco

2 roles

Senior Full-Stack Engineer

Promoted

Apr 2017 – Dec 2018 · 1 yr 8 mos · Cape Town Area, South Africa · On-site

Redesigned and built the internal financial record keeping system which allowed many of the accounting processes (e.g. debt collection, customer refunds, cancellations and fraud detection) to be automated and operate more efficiently.
Added support for multiple users to share the same booking (via invitations), allowing the invited user to see and perform certain actions on the booking.
Conducted technical interviews for potential new hires, reporting to the directors.
Provided training to new hires on products and on core technologies used.
Worked primarily with PHP, Python, c++, MySQL, AWS, JQuery and Vue.js.

PHPPythonc++MySQLAWSJQuery+2

Full-Stack Engineer

Apr 2015 – Mar 2017 · 1 yr 11 mos · Cape Town Area, South Africa · On-site

Built in-house email platform used to send 4 million marketing emails (newsletters) per month (at 200k/min rate).
Used one of Google's RESTful API's to integrate our 20000+ hotels with Google Hotel Ads (making them searchable on Google Maps) - the first company in Africa to do so.
Created an internal tool for managers to record the work schedule of customer support agents (so they are not assigned tickets while on leave/lunch break etc.).
Used the provided SOAP API's from eRes (external property management system) to integrate hotels with our website.
Created Chrome extension to display customer info (e.g. upcoming bookings) on call center screens when receiving a call.
Worked primarily with PHP, Python, c++, MySQL, AWS, JQuery and Vue.js.

PHPPythonc++MySQLAWSJQuery+2

Altech isis

2 roles

Junior Engineer

Jan 2015 – Mar 2015 · 2 mos · Cape Town Area, South Africa · On-site

Used Java and .Net to add features and fix bugs in Vodacom's (mobile network operator) subscriber platform.
Debugged C applications used to report on the status of the Vodacom system, and reduced report generation times by 50% (via caching & DB denormalization).
Converted paper forms into digital forms on the Capitec Android app.
Various smaller projects in Java, .Net and C.

Java.NetC

Engineering Intern

Jun 2014 – Jul 2014 · 1 mo · Cape Town, South Africa · On-site

Improved the company’s internal QA Java tool by making the automated tests shareable on the local network. The task required careful planning, development and documentation. I worked in a team of 2, using both Java and SQL. After release, the new GUI increased efficiency amongst the Altech developers. Also worked at Altech from Nov-Dec 2013 and in July 2013.

JavaSQL