Mohammad Junaid Khan
Staff Software Engineer @OneStudyTeam
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WORK HISTORY
Staff Software Engineer @OneStudyTeam
US
Technical AchievementsSince last year, I’ve been applying GPT and Claude models in hands-on end-to-end development, from prototyping to deployment and on several instance have rolledout production level features too. Cut reporting time by 10× and improved sponsor decision-making by building a configurable UTM & analytics system.2. Unified tracking across modules into a centralized data warehouse, creating a single source of truth.3. Delivered cross-company integrations with up to 4 partners, streamlining collaboration & feature rollouts.4. Built reusable OneStudyTeam components, enabling sponsors to embed and customize enrollment tools.5. Architected a high-availability enrollment platform with 100% uptime using static generation + CloudFront.6. Implemented a serverless event pipeline, ensuring reliable delivery of critical enrollment analytics.7. Reduced wasted effort at CareAccess by creating a duplicate participant detection & alerting system.8. Boosted clinical trial enrollment with a prescreening web component seamlessly integrated into pharma sites.9. Reduced rollout time by 25× with a Next.js multitenant architecture for study website modules.10. Accelerated tracking setup by 168× by replacing GTM with a custom tracking solution.11. Improved participant insights with multi-region Cookiebot + Mixpanel tracking.12. Developed auditing & reporting for Mobile Site Vehicle sensors, increasing accountability.13. Built a pub-sub notification/escalation system with RBAC, enabling critical sensor alerts.14. Streamlined audits with a bulk certificate downloader tool.15. Enabled secure RBAC-based access for cross-organization use of the Scheduler app.16. Reduced Airtable costs by 95% by migrating app components into a web platform.17. Improved load times by 80% with a new UX approach, porting Airtable apps into a dedicated web app.18. Reduced scheduling effort by 75% by creating a deployment planner + scheduler calendar app.
EDUCATION
University of Hertfordshire
Master's degree, Computer Science
Lahore Grammar School
A levels, Maths, Physic Chemistry
National University of Computer and Emerging Sciences
Bachelor's degree, Computer Science
SKILLS
ABOUT MOHAMMAD JUNAID KHAN
I’m a Staff Software Engineer and Technical Lead with 14+ years of experience building and scaling cloud-native, distributed, and data-driven platforms across healthcare, real estate, and public-sector domains.My expertise lies in full-stack development, system design, and cloud architecture, with hands-on experience in AWS, Kubernetes, Docker, Terraform, and CI/CD automation. On the application side, I’ve led teams delivering complex systems with React, Next.js, Node.js, GraphQL, and microservices architectures, always focusing on performance, reliability, and scalability.I thrive at the intersection of technical leadership and hands-on engineering- Driving architecture reviews and leading large-scale deployments with 100% uptime- Mentoring engineers and empowering teams to deliver high-quality, resilient systems- Partnering with executives, stakeholders, and clients to align engineering with business goals- Optimizing systems to improve performance, reduce costs, and accelerate feature delivery.Some highlights include- Cutting reporting time by 10× with a scalable analytics system- Reducing vendor costs by $600K annually with a centralized data warehouse- Architecting multi-tenant platforms that accelerated product rollouts 25×- Building secure, scalable systems for top-5 global pharma clients.I’m passionate about building high-performing teams, solving complex engineering challenges, and delivering technology that makes an impact at scale. Core Skills & Keywords: Distributed Systems | Cloud Architecture | Software Engineering Leadership | Microservices | System Design | AWS | Terraform | CI/CD | Full-Stack Engineering | React | Node.js | GraphQL | Data Engineering | Observability | Technical Mentorship | Stakeholder Collaboration | Data availability | Data residency
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