Huzzle
Senior Fullstack Engineer- TypeScript / Next.js / Supabase
Remote Full Stack Engineering role with clear candidate location fit.
PostedJul 27, 2026
Eligible countries41 accepted countries
Seniority signalSenior
Work settingRemote
Accepted candidate locations
Role overview
Senior Fullstack Engineer- TypeScript / Next.js / Supabase
Requirements and responsibilities
Readable role content extracted into sections for faster review.
Key Responsibilities
- AI Sales Intelligence Platform (Primary Focus – ~70%)
- Build and implement features from architectural specifications
- Develop modern UI components, dashboards, and workflows using React and Next.js
- Build and maintain API routes with validation, pagination, and error handling
- Debug and maintain third-party integrations and APIs
- Implement webhook pipelines and asynchronous data workflows
- Manage background jobs and workflow orchestration
- Contribute to database design, migrations, and row-level security (RLS) policies
- Write unit and integration tests to ensure system reliability
- Healthcare B2B Platform (~30%)
- Develop onboarding flows and role-based interfaces
- Build and maintain authentication systems
- Integrate with third-party healthcare and pharmacy APIs
- Implement validation, audit logging, and compliance-aware features
- Troubleshoot bugs and improve system workflows
- Additional Product Work (As Needed)
- Support feature enhancements and maintenance for a stable audience intelligence platform
- General Responsibilities
- Execute development tasks with high reliability and attention to detail
- Collaborate through Git-based workflows, PR reviews, and structured documentation
- Troubleshoot API, integration, and system-level issues
- Use AI tools to improve development efficiency and output quality
Details
- Build and implement features from architectural specifications
- Develop modern UI components, dashboards, and workflows using React and Next.js
- Build and maintain API routes with validation, pagination, and error handling
- Debug and maintain third-party integrations and APIs
- Implement webhook pipelines and asynchronous data workflows
- Manage background jobs and workflow orchestration
- Contribute to database design, migrations, and row-level security (RLS) policies
- Write unit and integration tests to ensure system reliability
- Develop onboarding flows and role-based interfaces
- Build and maintain authentication systems
- Integrate with third-party healthcare and pharmacy APIs
- Implement validation, audit logging, and compliance-aware features
- Troubleshoot bugs and improve system workflows
- Support feature enhancements and maintenance for a stable audience intelligence platform
- Execute development tasks with high reliability and attention to detail
- Collaborate through Git-based workflows, PR reviews, and structured documentation
- Troubleshoot API, integration, and system-level issues
- Use AI tools to improve development efficiency and output quality
Core Technical Skills
- 2–4+ years of experience with TypeScript (strict mode, generics, strong typing)
- Strong experience with Next.js (App Router, API routes, middleware)
- Proficiency in React with modern component architecture
- Solid experience with PostgreSQL (queries, joins, schema design, RLS)
- Experience with Supabase or similar BaaS platforms (auth, database, storage, edge functions)
Technical Experience
- REST API integrations and debugging
- Handling third-party API inconsistencies and failures
- Webhooks and asynchronous data processing
- Background jobs and workflow orchestration
- Git workflows (feature branches, pull requests, code reviews)
Nice to haves
- Experience with multi-tenant SaaS platforms
- Exposure to AI or voice-based systems
- Experience working with HIPAA-compliant or regulated environments
- Strong understanding of system design and integration patterns
How You’ll Work
- Async-first communication environment
- Documentation-driven development
- All code reviewed via pull requests before merging
- Strong focus on clean, reliable execution over unnecessary complexity
- Collaborative team culture with encouragement to ask questions early
Growth Opportunity
- Increased ownership across systems and architecture
- Opportunity to lead projects and step into senior responsibilities
- Exposure to multiple SaaS products across AI, healthcare, and data platforms
Ideal Candidate
- Detail-oriented and highly reliable
- Strong problem-solver, especially in debugging complex systems
- Comfortable working independently within structured systems
- Clear and proactive communicator
- Able to balance speed with high-quality output
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