Babafemi Adojutelegan
Babafemi Adojutelegan

Senior Software Engineer | Mobile & Full-Stack Architecture

Actively looking · Member since 2 Sep 2026
Message
Location
Columbus, United States
Desired salary
Unspecified
Work preference
Remote Only / Full Time
Experience level
Senior

About

Professional summary

I am a Senior Software Engineer with more than six years of experience delivering mobile, web, and full-stack products across healthcare, telecommunications, transportation, energy, media, and enterprise software.

I specialize in React Native and Expo architecture, building scalable component platforms, cross-platform mobile applications, and multi-tenant web products. My core development strengths include TypeScript, JavaScript, Python, React, Node.js, GraphQL, and SQL.

I have designed secure, cloud-native systems on AWS and Azure, including serverless data pipelines, identity and access-management solutions, CI/CD workflows, and production observability platforms. I am experienced with enterprise security practices including OAuth, RBAC, IAM, Entra ID, encryption, and HIPAA-related workflows.

I have delivered healthcare technology ranging from clinical research tools and telemedicine applications to FDA-regulated device software. I have also implemented AI-enabled conversational interfaces and document-review experiences that improve operational efficiency.

I value high-quality engineering practices, including automated testing, reusable component libraries, monorepo architecture, monitoring, and clear technical documentation. I am AWS Solutions Architect certified and Microsoft Azure AI Cloud Developer certified.

I have worked effectively as both a sole engineer on multidisciplinary teams and as a senior contributor in large enterprise product environments. I enjoy architecting reliable products from concept through deployment and ongoing production support.

Skills

33 capabilities

Tech stack & tools

Working toolkit

Analytics

Application Hosting

Design

Development

Experience

Career history

Senior Software Engineer Telus Digital (formerly WillowTree)

Built core features for a React Native Expo application used by Clinical Research Associates to manage site assignments, schedules, and notifications. Implemented offline SQLite caching and biometric authentication using Face ID and Touch ID.

Designed a conversational AI chat experience with polygon-based document highlighting, reducing verification time for large SOP and SOW manuals. Built a React Native monorepo component library with Storybook for a major US health insurer, standardized design tokens and state management across more than 10 applications, and participated in an agentic AI innovation initiative delivering cross-platform prototypes.

Configured Azure DevOps CI/CD pipelines with Jest and Maestro testing, Azure Key Vault secrets, TestFlight distribution, and Microsoft Intune production deployment. Established Grafana and KQL-based Azure Application Insights dashboards for monitoring crashes, error rates, and API performance.

Mobile Application Developer (Contract) Rhaeos

Served as the sole software engineer working with electrical and R&D engineers to architect, build, and deploy React Native Bare Workflow patient and clinical research associate applications for an FDA-regulated hydrocephalus monitoring device.

Developed a custom Swift native module using elliptic-curve encryption and decryption to secure high-frequency Bluetooth Low Energy data transmission between mobile applications and hardware. Designed a serverless AWS telemetry pipeline using Lambda, API Gateway, S3 triggers, and Python for real-time R&D analysis.

Implemented AWS Cognito authentication, IAM roles, and RBAC controls across both applications. Produced formal threat-modeling documentation for the secure device ecosystem.

Full Stack Developer Eminent Technology

Delivered production web and mobile software across more than seven enterprise client engagements in energy, transportation, healthcare, and media. Built a customizable multi-tenant web application for a major US transportation company using React, Redux Toolkit, and Jest to manage localized brand sites across business units.

Developed a specialized media library for a subsea engineering firm with custom video-player architecture for low-latency, uninterrupted playback of large media files. Also built a React Native telemedicine application integrated with a .NET backend for real-time provider availability and patient appointment scheduling.

Education

Learning history

Accra Institute of Technology

BSc., Information Technology

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