The all-in-one sales & marketing platform that agencies can white-label. CRM, Email, 2-way SMS, Funnel Builder, & more!
Lead Engineer – Platform Performance, Reliability
Location
India
Posted
65 days ago
Salary
0
Seniority
Senior
Job Description
Lead Engineer – Platform Performance, Reliability
HighLevel
• Improve performance and reduce latency: • Come up with architectural planning for implementing new features around custom objects • Diagnose and remove bottlenecks in backend services, APIs, and message flows • Profile Node.js services (CPU, heap, event loop) and rewrite hot paths for efficiency • Strengthen platform reliability: • Improve resilience via batching, caching, pooling, concurrency controls, and backpressure • Harden services against cascading failures and dependency slowness • Establish rate-limiting, queueing, and circuit-breaker patterns that scale under load • Optimize database queries, indexing strategies, denormalization, and read/write paths • Collaborate on infrastructure & operations: • Work with SRE and Infra teams on autoscaling, capacity planning, quotas, and workload efficiency • Contribute to runtime configuration improvements (GKE, Node.js, Redis, Pub/Sub, Firestore, ClickHouse) • Participate in performance incident reviews and drive actionable root-cause fixes • Build long-lasting performance frameworks: • Define best practices for high-performance microservices, distributed patterns, and observability • Create reusable performance tooling, dashboards, and profiling workflows • Mentor engineers on writing scalable code, interpreting metrics, and designing reliable services
Job Requirements
- 7+ years of backend engineering experience focused on large-scale systems.
- Strong experience with Node.js internals (event loop, memory model, async behavior)
- Proficiency in diagnosing performance issues using CPU/heap profilers, tracing, and metrics
- Solid understanding of Microservices, Distributed systems, High-throughput APIs, Caching strategies, Queuing/Backpressure patterns & Rate limiting/load balancing
- Experience with MongoDB, Postgres/MySQL, Firestore, Redis, ClickHouse, or similar DBs
- Familiarity with Kubernetes, GCP/AWS, and observability tooling (Grafana, Prometheus, OpenTelemetry)
- Possess strong communication skills & are able to explain bottlenecks clearly without finger-pointing
- A mindset that treats every millisecond, query, and allocation as something to optimize thoughtfully.
Benefits
- 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.
- #LI-Remote #LI-HB1
Related Guides
Related Job Pages
More Full-stack Engineer Jobs
Lead Engineer – Courses
HighLevelThe all-in-one sales & marketing platform that agencies can white-label. CRM, Email, 2-way SMS, Funnel Builder, & more!
• Drive **developer experience and system health metrics** across Courses vertical and ensure compliance to latest standards across the organization. • Drive measurable improvements in developer productivity, system reliability, observability, and deployment speed. • **Drive development and maintain reusable UI components**, aligning with Highlevel’s design system to ensure consistency across web and mobile applications. • **Enhance load times, ensure smooth interactions, and improve rendering efficiency** by minimising bottlenecks, leveraging techniques like lazy loading, code splitting, and caching strategies to support 700,000+ users. • Guide frontend engineers by sharing best practices in performance tuning, UI development, and modern frameworks (e.g., React, Vue.js), fostering a culture of technical excellence. • Identify and resolve UI/UX bottlenecks, accessibility gaps, security vulnerabilities, and frontend technical debt to deliver a polished user experience. • Contribute to the **design and development of backend APIs** to support frontend functionality, ensuring efficient data flow and integration with application features. • Gain deep insights into the product, customer needs, and competitors to enhance user experience and align features with creator and learner expectations. • Partner with designers, product managers, and backend engineers to deliver high-quality, cohesive user experiences across web and mobile platforms. • Keep up with the latest frontend technologies (e.g., WebAssembly, modern JavaScript frameworks) and advocate for tech stack improvements to enhance performance and developer productivity. • Utilize AI-driven tools and frameworks to enhance frontend experiences, such as personalizing user interfaces, optimizing content delivery, or automating UI testing and performance analysis.
• Full lifecycle application development • Write well-designed, testable, efficient code in C# and JavaScript/Vue • Comply with project plans and provide input on bugs and stories • Debug issues and provide solutions • Integrate software components into a fully functional software system • Evaluate and identify new technologies for implementation • Maintain standards compliance • Update job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment; participating in educational opportunities; reading professional publications; maintaining personal networks; participating in professional organizations
Engineering Lead
Tembo🏡 Tembo is on a mission to make homeownership happen for a new generation of buyers through smart family lending.
• Developing features & functionality as we move beyond MVP • Championing best practices across the codebase • Identifying & resolving performance issues and bugs • Pivotal in the technical design & architecture of the platform • Helping shape development processes as we scale the team • Helping build an open, collaborative team culture • Coaching and supporting new (sometimes junior) developers
Senior Software Developer Engineer
IO Connect ServicesCloud Technologies | Enterprise Integrations | E-Commerce | Retail | Cloud-Native Development | DevOps | MSP
• Internal product development of new features and support (not assigned to client) • Product demos and product troubleshooting



