SDE III - Whatsapp Voice
TLDR
Contribute to the LC Phone Voice System development, enhancing voice calling and IVR capabilities while solving complex backend and frontend challenges at scale.
Own and contribute to architecture and development across products, driving technical excellence in both frontend and backend systems.
Develop and optimize backend API services with test-driven development including advanced caching and messaging for reliability and scalability.
Deliver high-quality frontend experiences using modern frameworks, with strong fundamentals in component-based architectures and state management.
Integrate and support observability, logging, and monitoring to ensure platform reliability and rapid incident response.
Ensure top-tier application security and compliance, applying best practices across frontend, backend, and API layers (authentication, authorization, rate-limiting, OWASP).
Leverage LLMs and AI tools to write, refactor, test, and debug code efficiently, implementing guardrails for reliability.
Participate in design reviews, deep dives, and on-call rotations to support a culture of accountability and operational excellence.
4+ years of hands-on software engineering experience building and scaling robust backend systems and high-performance frontend applications.
Strong backend engineering and distributed system design skills, with hands-on experience in API development, data modeling, and systems architecture using Node.js (NestJS preferred), TypeScript, PostgreSQL, MongoDB, and Redis.
Expertise in backend performance optimization, caching strategies, and event-driven architectures (e.g., Redis, Kafka, Pub/Sub).
Familiar with modern frontend frameworks (React, Vue, Angular), advanced UI engineering patterns, and CSS libraries like Bootstrap or Tailwind CSS.
Advanced experience with complex state management libraries (e.g., Redux, Vuex, MobX) and architectural design of large-scale application state.
Proven track record of optimizing frontend performance and web vitals at scale, including experience with server-side rendering (SSR), edge, or hybrid rendering architectures.
Familiarity with frontend and backend observability - including monitoring, tracing, error tracking, and performance profiling in production (e.g., Grafana, Prometheus, Sentry, PostHog).
Strong understanding of security best practices across the full stack—including authentication, authorization, access control, secure data flow, and privacy compliance.
Excellent communication and cross-functional collaboration skills, able to drive complex initiatives, lead technical discussions, and mentor junior engineers.
EEO Statement
The company is an Equal Opportunity Employer. As an employer subject to affirmative action regulations, we invite you to voluntarily provide the following demographic information. This information is used solely for compliance with government record keeping, reporting, and other legal requirements. Providing this information is voluntary and refusal to do so will not affect your application status. This data will be kept separate from your application and will not be used in the hiring decision.
HighLevel is an all-in-one white-label sales and marketing platform that empowers marketing agencies, entrepreneurs, and businesses to enhance their digital presence and drive growth. With a suite of robust tools designed to capture, nurture, and convert leads, HighLevel supports a diverse community of over 2 million clients across various industries.
- Founded
- Founded 2018
- Employees
- 201-500 employees
- Industry
- Internet Software & Services
- Total raised
- $60M raised