Rank these common app activities section activities, and rate them out of 10 for a competitive school like Duke. Then suggest any ways I can make any of these activities stronger :

Activity Type: Internship
Position/Leadership Description (50 words max): Software Engineering Intern 
Organization name(100 characters): IntelliSOFT Consulting Ltd. - Health IT Solutions for Africa
Description(150 characters max): Developed a patient data management system for  50+ hospitals in South Sudan. Worked on local EMR project deployment and development.

Activity Type: Computer/Technology
Position/Leadership Description: Independent developer
Organization name: Self directed
Description: Built adaptive chess engine from research on reinforcement learning techniques; real-time analysis, and adaptive AI difficulty, pushed to 100+ users.

Activity Type: Computer/Technology
Position/Leadership Description: Independent developer
Organization name: Self Directed
Description: Ongoing development of financial literacy game simulating 5+ real-world investment scenarios; to be published for local youth education

Activity Type: Academic
Position/Leadership Description: Founder - Schoolwide Peer Tutoring Service
Organization name: Turi Tutoring Service (TTS) - St Andrew's School Turi
Description: Started a freshman to senior academic tutoring service; ran daily by qualified student tutors for 200+ tutees in STEM & humanities.

Activity Type: Environmental
Position/Leadership Description: Co-Founder & Technical Lead
Organization name: Turi Bio-Digester Project - Renewable Energy Initiative
Description:St Andrew's School Turi - School Improvement Project

Activity Type: Community Service (Volunteer)
Position/Leadership Description: Lead Volunteer 
Organization name: Matumaini Rehabilitation Center - Children’s Home Support
Description: Organized weekly trips for refurbishments and tutoring; led a campaign that raised $1,300+ for 40 children; built rabbit hutches 

Activity Type: Student Gov/Politics
Position/Leadership Description: House Prefect
Organization name: St. Andrew’s School Turi
Description: Led 90+ students in house events, meetings, and peer mentoring, fostering teamwork, responsibility, and school community culture. 

Activity Type: Athletics: JV/Varsity
Position/Leadership Description: Athlete - 400m, 4x400m athlete
Organization name: St. Andrew’s Track Team, KAISSO (Kenya Association of International Schools Sports Organization)
Description: Won 400m gold in 10th grade sports day; silver in 11th grade regional KAISSO competition; relay bronze medalist. 
Activity Type: Other Club/Activity
Position/Leadership Description: Outdoor Challenge Participant - Climbed Africa’s second-highest mountain.
Organization name: Turi Outdoor Adventure Club - Mt. Kenya Expedition
Description: Summited Point Lenana (4,985m) on a 6-day trek, developing leadership, resilience, and group dynamics in high-altitude conditions.

Activity Type: Internship
Position/Leadership Description: Accounting & Strategic Analysis Intern
Organization name: Quality Chemical Industries Ltd. (QCIL)
Description: Supported CFO with cash flow projections, managed 50+ invoices, optimized accounts receivable, and supported market research for strategic growth