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Hello, I'm Opeoluwa Siyanbola. I'm a Full Stack Developer with 5 years of experience designing, developing, testing, and maintaining web and mobile applications My focus is Typescript, Node.Js, React.Js, React Native.

About me

I am experienced in web and mobile technologies with over 5 years building standalone applications to enterprise scale applications. I am Proficient in NodeJS, React and also providing technical/non-technical solutions.

I am very Passionate about scalable product development, writing clean, well-tested code and documented code and also following best practices during development.

Works

Sigma

An AI-Driven Financial Excellence for fraud detection, credit risk assessment, and financial analysis.

React
Node.js
Next.js
MongoDB
Tailwind
AWS
Redux Toolkit

SwiftMoney

A versatile digital wallet offering seamless money transfers, access to interest-free credit up to N10M, and the opportunity to build credit scores in one convenient app.

React
Node.js
Next.js
MongoDB
Tailwind
AWS

Spoxio

A social media platform for athletes that connects sport talents with scouts and managers in a social and secure way.

React Native
Node.js
MongoDB

SABI - BOOKKEEPING & RECEIPTS

Streamlined digital bookkeeping for small businesses, offering easy transaction monitoring, customer management, and cost-effective insights through a smartphone interface.

React
Node.js
Next.js
MongoDB
Tailwind
AWS

My skills

Typescript
React.Js
Node.Js
React Native
MongoDB
AWS
Express.Js
Tailwind CSS
Framer Motion
Jest
React Testing Library
Git

My experience

Full Stack Developer

DataServe AI. Inc. (Remote)

United States

Design, develop and maintain a highly scalable, high-performing, and highly available production system. Write readable, efficient, and maintainable code including serverless functions.Create and maintain database schemas, and create effective Mongo database queries. Work together to find solutions to business issues with product managers and technologists. Ensures that all documentation and knowledge bases are kept up to date in order to foster good communication inside and outside of our organization. Build scalable products using Nodejs and Typescript stack and deploy them on the AWS ecosystem which includes services – ElasticBeanStalk, CloudWatch, Docker and MongoDB.

2023

Mobile Developer (React Native)

Spoxio

United Kingdom

I worked on a cross-platform mobile application using react-native. Building re-usable custom components and hooks, Conversion and estimations of business requirements into technical refinements for development. Collaborated with the backend development to define data objects needed for rendering UI on the client Deployment of application on the apple store and play store

2021-2023

Full Stack Developer

Johnson n Johnson Pharmarcy

Signapore . Remote

I had the opportunity to work remotely and collaborate closely with different teams, UX teams, DevOps and security teams, and the Business team. My role involved building web applications and ensuring seamless integration between the frontend and backend systems. Here are some key accomplishments from my experience: • Built responsive and scalable web applications using React, Next.js, and Typescript (leveraging Antd framework). These applications delivered enhanced user experiences while maintaining high performance and scalability. • Ensured code quality and reliability by writing comprehensive unit tests using Jest and react-testing-library. These tests helped identify and fix issues early in the development cycle, resulting in robust and bug-free applications. • Developed, maintained, and utilized backend services in Express applications.

2022 - 2023

Interview Question Curator

Toggl Hire (Contract)

Estonia . Remote

I work closely with a team of experts in creating high-quality and effective interview questions that accurately assess candidates' skills and qualifications. Collaborate with a team of experts to develop comprehensive interview question sets for different roles and positions. Conduct thorough research and stay updated on industry trends and best practices in interview assessments. Analyze job descriptions and requirements to understand the key competencies and qualifications needed for each position.

2023

Full Stack Developer

Startupia LLC

Lagos, Nigeria

Design and maintain applications using React.js, Redux and Typescript. Design and maintain mobile applications using React Native. Develop backend services using Express and Node.js. Perform code reviews on applications

2018 - 2021

Contact me

Please contact me directly at opesiyanbola8991@gmail.com or through this form.