Software Development Engineer – III, GoLang

November 4

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HighLevel

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SaaS • Marketing • B2B

HighLevel is an all-in-one marketing and sales platform designed to help businesses grow and succeed. The platform consolidates various marketing tools into a single solution, providing features such as lead capture through landing pages, surveys, forms, and calendars, as well as tools for nurturing leads via automated messaging across multiple channels including phone, SMS, email, and social media. HighLevel offers customizable solutions like online appointment scheduling, multi-channel follow-up campaigns, and pipeline management. Additionally, businesses can build websites, funnels, and landing pages using the intuitive page builder. HighLevel supports integrating with existing systems via API, and offers a membership platform for community building and course management. The platform is targeted towards marketers and offers white-labeling options for businesses to brand the software as their own. With a community-driven development approach and award-winning support, HighLevel is focused on empowering businesses to streamline their operations and enhance their marketing efficiencies.

201 - 500 employees

Founded 2018

☁️ SaaS

🤝 B2B

💰 Series A on 2021-11

📋 Description

• Design and ship multi-tenant services: checkout, subscriptions, payments orchestration, invoicing, tax hooks • Integrate PSPs and local methods (UPI, wallets, BNPL, cards/3DS) with resilient webhooks and idempotent APIs • Implement an append-only double-entry ledger; apply event sourcing/CQRS where it improves scale and correctness • Write production-grade code with deep test coverage and OpenTelemetry instrumentation • Operate on GKE with CI/CD, autoscaling, SLIs/SLOs, and on-call ownership • Collaborate with PM/Design and mentor junior engineers

🎯 Requirements

• 4-6 years in Software Development • Backend: Go, ConnectRPC, Buf • Frontend: Vue.js, Vite, Webpack MFA, TanStack Query • Databases: MongoDB, Firestore, Clickhouse • Cloud: GCP (GKE), Pub/Sub, Redis, OpenTelemetry • 1+ years building with protobuf/GRPC/ConnectRPC • Experience with MongoDB/Firestore, Redis, and event-driven systems (Kafka, Pub/Sub) • Strong distributed systems fundamentals: idempotency, retries, ordering, concurrency, consistency • Hands-on with Kubernetes and GCP; familiarity with secrets/KMS and PCI basics • Deep testing discipline: unit, integration, contract, performance • Schema design for scale and backward compatibility • Excellent debugging and problem-solving skills • Solid UI development experience with Vue.js and TanStack Query • Ability to build responsive, accessible, and performant UIs that integrate cleanly with backend APIs • Familiarity with component-driven design, state management, and modern frontend tooling (Vite, ESLint, etc

🏖️ Benefits

• Employee India • Diverse and inclusive work environment • Commitment to reasonable accommodations for individuals with disabilities