Sayo O. profile photo

Sayo O.

Building something new... shhh 🤫

Finland
500+ connections
Sayo O. on LinkedIn

Updated 8 months ago

16+

Years Experience

14

Roles

36

Skills

1

Education

About

Product-focused generalist software engineer with experience across startups, scale-ups and big tech.

Experience (14 roles)

Stealth Startup · Full-time

Co-Founder, CTO

Current

Stealth Startup · Full-time

Jul 2025 - Present · 1 mo·Helsinki, Finland · On-site
Full-time · 2 yrs 10 mos

2 roles · Oct 2022 - Jul 2025

Engineering Team Lead

May 2024 - Jul 2025 · 1 yr 3 mos·Helsinki, Finland

Building developer and team-focused product areas such as Surveys, Signals, DORA insights, CI Visibility, Working Agreements, Search, Notifications and Swarmia Reviewed, among others. Skills: Technical Leadership · Engineering Management · Full-Stack Development · PostgreSQL · TypeScript · Node.js ·...

Software Engineer

Oct 2022 - May 2024 · 1 yr 8 mos·Helsinki, Finland

Skills: Node.js · PostgreSQL · GraphQL · React

Speechify · Full-time

Platform Software Engineer

Speechify · Full-time

Mar 2022 - Sep 2022 · 7 mos·United States · Remote

Built cross-device hand-off and resume as well as highlighting experience across Speechify apps through a multi-platform SDK. Coordinated the multi-platform SDK deployment on Android and iOS, and personally drove the web deployment. Skills: Firebase · Kotlin · React.js · TypeScript

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Education (1)

Obafemi Awolowo University

Obafemi Awolowo University

Activities and societies: IEEE, NSE, NACOSS, ANUNSA.

Skills (36)

Backend

GraphQLSpring Boot

Database

PostgreSQL

Engineering Management

Engineering Management

Frontend

Vue.js

Mobile

FirebaseFlow

Other

KotlinNode.jsGraphQLGoogle CloudAWSVue.jsFlowLeading Development TeamsGoogle App EngineProduct DevelopmentJUnitHighchartsGoogle Cloud Platform (GCP)Online AdvertisingWeb ComponentsJavaData VisualizationSeleniumJavaScriptReactPostgreSQLTypeScriptFirebaseSoftware EngineeringHackProtocol BuffersTechnical LeadershipSelenium TestingApp Engine
Certifications (5)

Oracle Certified Master Java SE 6 Developer

Oracle

Vaadin 14 Developer

Vaadin

Oracle Certified Professional Java SE 6 Programmer

Oracle

Certificate of Academic Excellence (MTN Foundation Sci. & Tech 2011/2012)

MTN Nigeria

Certificate of Academic Excellence (MTN Foundation Sci. & Tech 2010/2011)

MTN Nigeria

Languages (2)
English(Native or bilingual proficiency)Yoruba(Native or bilingual proficiency)
Volunteer Experience (1)

IEEE Xtreme QA

IEEE

Jun 2014 - Oct 2014 · 5 mos

Frequently Asked Questions

What is Sayo O.'s current role?
Sayo O. is currently working as Co-Founder, CTO at Stealth Startup · Full-time.
Where did Sayo O. study?
Sayo O. studied Bsc, Computer Engineering at Obafemi Awolowo University.
What skills does Sayo O. have?
Sayo O.'s top skills include Kotlin, Node.js, GraphQL, Google Cloud, AWS. They have 36 skills listed on their profile.
Where is Sayo O. based?
Sayo O. is based in Finland.

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