Jeffer Sunde
Automation Engineer
Maputo, Mozambique
Summary
🤩
Rockstar🎓
Top SchoolJeffer Sunde is an Automation Engineer and full-stack data practitioner from Maputo with five years of experience building scalable web and AI-driven systems. He has led end-to-end projects—from migrating legacy WordPress sites to Next.js/Strapi and automating content transfers, to architecting NestJS/Postgres backends for logistics and HR platforms—delivering measurable business impact like reduced miscommunication and faster processing. At digitalview.mz he scaled an AI-powered education product to 10,000+ users, cut AI API failures by 70% with a custom queuing layer, and boosted returning users through improved prompt engineering. Comfortable across the stack and learning Go, Jeffer blends hands-on engineering with product sensibility, mentors small teams, and has a knack for diagnosing subtle production issues (e.g., fixing a Chrome extension-induced DOM conflict affecting half of users).
5 years of coding experience
3 years of employment as a software developer
Associate's degree, Computer Software Engineering, Associate's degree, Computer Software Engineering at African Leadership AcademyBachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Business School University of Saint Thomas
English, Portuguese
Stackoverflow
1reputation
95reached
0answers
2questions
Github Skills (77)
authentication10
date-fns10
auth10
jwt10
stateless10
nodejs10
utilities10
oauth10
javascript9
nuxt-auth9
solidjs9
csrf9
spid9
nextjs9
nuxt9
Programming languages (8)
Github contributions (5)
JefferMarcelino/alx-low_level_programming
Dec 2022 - Sep 2023
Contributions:302 pushes, 1 branch in 8 months
JefferMarcelino/Python
Jan 2021 - Dec 2021
Contributions:24 commits, 18 pushes, 1 branch in 10 months
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