Full Stack Engineer

Open to full-time
Bio

Olanrewaju O. is a Full Stack Engineer with several years of experience in software development, specializing in both front-end and back-end technologies, as well as cloud infrastructure management. Proficient in Python, Django, Angular, Node.js, and AWS services, Olanrewaju builds scalable web applications, APIs, and microservices. He employs Docker and Kubernetes for containerization and utilizes CI/CD practices to enhance deployment efficiency and system reliability. At Campaign-Centric, he designed AWS-based infrastructures and automated CI/CD pipelines, resulting in improved deployment frequency. As CTO at TheInsuremartNG, he led a cloud migration project, reducing infrastructure costs by 25% and decreasing time-to-market for new products by 40%. Olanrewaju holds a Bachelor’s degree in Environmental Health Science from the University of Ibadan. He is best suited for roles that require a dynamic approach to technology adoption and system optimization in fast-paced environments.

Expertise
AngularAWSNode.jsPythonReactSQLWordPressPHPKubernetesFlutterJavaScriptGraphQLMongoDBRelational DatabaseDocument DatabaseDatabase CachingBashWeb ScrapingNext.jsTypeScriptHTMLCSSVue.js
Video Intro
Assessments
APPLICANT AVG · 51%OLANREWAJU · 95%0255075100TopASSESSMENT SCORE (0–100)

General Coding Assessment

(95/100)
  • LRU Cache QuestionMedium
  • Perfect score on Two Algorithm QuestionsMedium
  • Perfect score on SQL QuestionHard
Projects

Travel Log

A great place for travel enthusiasts to connect.

Experience

  1. AWS Infrastructure Engineer,Angular Developer

    Campaign-CentricJan 2025 — Present
    • Designed and managed cloud infrastructure on AWS (EC2, S3, RDS, IAM) to support high-availability deployments.
    • Automated CI/CD pipelines, improving release frequency and reducing manual deployment errors.
    • Developed and optimized Angular components for a multi-step campaign builder, enhancing usability and reducing load times.
    • Implemented monitoring and logging solutions to ensure system reliability and quick incident response.
    AngularNodeAWS EBAWS EC2AWS S3AWS RDSAWS IAMDockerAPI development

  2. Fullstack Engineer

    KloutoNov 2024 — Jan 2025
    • Contributed to the development of a social media platform with a focus on high availability and scalability.
    • Built and optimized fullstack features using React, Node.js, and PostgreSQL, ensuring fast response times and seamless user interactions.
    • Collaborated in designing cutting-edge features that enhanced user experience and platform stickiness.
    DjangoPythonReactNodePostgreSQLAWS EBAWS EC2API developmentProject management

  3. Backend Engineer,Cloud Specialist

    CuriflowAug 2024 — Oct 2024
    • Build, containerize, monitor and deploy microservices using Docker, Kubernetes and top Cloud Service Providers
    • Optimize and build LLM pipelines for applications
    • Lead full-stack development efforts, including backend logic and frontend user interfaces for key business features.
    DjangoPythonReactNodeAWS EBAWS EC2API developmentProject management

  4. Chief Technology Officer (CTO)

    TheInsuremartNGFeb 2023 — May 2024
    • Pioneered the adoption of emerging technologies and formulation of technology strategies
    • Optimized system efficiency leading to a 40% reduction in time-to-market for new insurance products and features
    • Migration of key system functionality to the cloud, resulting in a 25% reduction in infrastructure costs
    • Led the design and implementation of a scalable system architecture to accommodate up to 60% of user traffic
    • Created efficient team structures, fostering collaboration to deliver exceptional technology solutions
    DjangoPythonReactNodeAWS EBAWS EC2API developmentProject management Flutter

  5. Frontend Web developer

    GaritransferFeb 2022 — Jul 2022
    • Analyzed current and past SEO performance and rankings
    • Designed and implemented the infrastructure of 5 subdomains to increase search engine visibility
    • Contributed to a 15% increase in revenue and a 10% improvement in customer satisfaction by providing reports and actionable insights into customers’ behaviour and sales performance
    • Carried out plans to increase website loading time and optimize content leading to an increase of 5% in organic traffic
    SEOLaravelPHPWordPressCloud ServicesVue3

  6. Backend Developer

    StickerCoveOct 2021 — Oct 2021
    • Provided solutions for accepting payment on the site using the popular Stripe payment platform
    • Implemented provision for user authorization and authentication
    • Tested and deployed the website for production on the Google Cloud Engine
    StripeReactGoogle Cloud Engine

  7. Frontend Developer

    StickerCoveSep 2020 — Oct 2020
    • Consulted the content creation team on how to place content to increase user retention strategically
    • Developed custom components and fields using WordPress customization API and Custom post types
    • Established an interactive, dynamic and engaging website to boost organic traffic and maximize user retention, therefore, increasing sales by 45%
    WordPressSEO
Education

  1. Bachelor in Environmental Health Science

    University of IbadanNigeria2018 — 2024
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