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Senior / Lead Frontend Engineer (Next.js, React & Web Platforms) at Lumimeds
LumimedsSouth America·5d ago
SeniorFull-timeReactNode.jsNext.jsAWSPostgreSQLRedisGraphQLCI/CDAPI
Salary Range
$132,600 - $179,400 /year
This salary is estimated based on similar roles. The actual salary may vary.
About the Role
We are looking for a Senior Full-Stack Engineer with deep experience in Node.js, Next.js, and scalable cloud architecture to help lead and evolve our core platform at LumiMeds. This is a high-impact, hands-on role where you will drive architectural decisions, own major initiatives end-to-end, and help shape both the technical direction and engineering culture of the company.
Key Responsibilities
- →Lead architectural decisions across backend, frontend, infrastructure, and data layers
- →Establish engineering standards, best practices, and code quality guidelines
- →Mentor and review work of junior and mid-level engineers
- →Own technical planning, sprint scoping, and long-term platform evolution
- →Translate ambiguous product requirements into clear, scalable technical solutions
- →Design and build high-performance REST and/or GraphQL APIs
- →Architect scalable data models and schemas (PostgreSQL preferred)
- →Implement secure authentication, RBAC, rate limiting, and API throttling
- →Optimize performance, caching, and reliability (Redis, queues, background jobs)
- →Build integrations with third-party systems (e.g., Stripe, Twilio, external APIs, internal EMR systems)
- →Build performant, production-grade UIs using Next.js (SSR, SSG, ISR)
- →Drive component architecture, state management, and front-end best practices
- →Collaborate with product and design to deliver intuitive, complex workflows
- →Ensure SEO optimization, accessibility, performance, and mobile responsiveness
- →Architect and manage deployments on AWS, Vercel, or similar platforms
- →Own CI/CD pipelines, release workflows, and automated testing frameworks
- →Improve observability with monitoring, logging, and alerting (Datadog, Sentry, CloudWatch, etc.)
- →Enforce security best practices for secrets, environments, and infrastructure
Requirements
- ✓6+ years of professional engineering experience, including senior or lead-level responsibility
- ✓Strong expertise in Node.js and Next.js / React
- ✓Proven experience designing and scaling production systems
- ✓Solid understanding of databases, distributed systems, and API design
- ✓Experience working in startup, scale-up, or high-growth environments
- ✓Comfortable owning projects end-to-end with minimal supervision
- ✓Strong communication skills and ability to collaborate across teams
- ✓Must be proficient in English
Benefits
- ★High ownership and real technical influence
- ★Work on meaningful, real-world healthcare problems
- ★Remote-first culture with flexible work arrangements
- ★Competitive compensation based on experience
- ★Opportunity to help shape the engineering foundation of a growing healthtech platform
