Careers at Jinso
Yes, we're a technology company—but at our core, we're a human learning company. Come build the systems where language is a bridge, not a barrier.
Work on meaningful problems with immediate impact while building the future of education technology.
Your code directly improves learning outcomes for students who might not otherwise have access to quality language instruction. Every feature you ship has measurable impact on real people's lives.
• 15,000+ active learners using your work daily
• Measurable CEFR level improvements in 8-week cycles
• Direct feedback from teachers and students
Work on cutting-edge AI, complex integrations, and scale problems that few companies face. Build systems that need to work reliably for institutional customers.
• AI-powered conversation and assessment systems
• WhatsApp Business API at scale
• Legacy LMS/ERP integrations
Small team means big ownership. You'll shape product decisions, talk directly with customers, and see your ideas implemented quickly. High-velocity environment with room to grow
.• Weekly shipping cycles with immediate feedback
• Direct customer interaction and field visits
• Equity participation in company growth
Work with experienced, mission-aligned teammates who care about both technical excellence and educational impact. Remote-first with strong async collaboration.
• Experienced team from top tech and education companies
• Transparent communication and decision-making
• Focus on sustainable pace and work-life balance
We're growing across three key areas as we scale our platform and customer base.
Full-stack developers, AI/ML engineers, and platform infrastructure specialists
Key Skills:
React/Next.js
Python/FastAPI
AI/ML pipelines
WhatsApp Business API
PostgreSQL
Customer success, institutional partnerships, and pilot program management
Key Skills:
B2B sales
EdTech experience
Spanish/Portuguese
Project management
Customer success
Data analysis, content development, and academic integrity oversight
Key Skills:
Data analysis
Educational content
CEFR expertise
Process optimization
Quality assurance
Competitive package designed to support your best work and life balance.
Market-rate salaries with equity participation in our mission-driven company
Remote-first with optional co-working spaces across Latin America cities
$2,000 annual budget for conferences, courses, and professional development
Core collaboration hours with flexibility for deep work and life balance
Transparent, respectful process designed to evaluate fit while giving you insight into our team and work.
1
2-3 days
We review your resume and responses to our knockout questions
2
30 minutes
30-minute conversation about mission alignment and role fit
3
2-4 hours
Paid project that reflects real work you'd do at Jinso
4
60 minutes
Meet the team and dive deeper into technical and cultural fit
5
1-2 days
Brief conversations with previous colleagues or managers
Paid projects that reflect real work you'd do at Jinso. We publish rubrics so you know how you'll be evaluated.
Engineering
Build a WhatsApp webhook handler that processes student voice messages and returns AI-generated feedback
Engineering
Create a pilot proposal for a fictional university, including timeline, metrics, and stakeholder communication plan
Engineering
Analyze sample student interaction data to identify patterns and recommend content improvements
Ready to join our mission? Check out our current roles or introduce yourself for future opportunities.
Lead development of our AI tutoring platform and institutional integrations
Remote (Latin America)
Full-time
Drive pilot programs and expansion with government and university partners
Mexico City or Remote
Full-time
Improve our CEFR assessment algorithms and conversational AI capabilities
Remote (Latin America)
Full-time
AI-powered language learning platform for institutions across Latin America. Supporting Spanish, Portuguese, French, Italian, Mandarin, Korean and more languages through WhatsApp-native tutoring with instant assessment.
Mexico City, São Paulo, Bogotá
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