Design and optimize data models, queries, and indexing across MongoDB, Firestore, and ElasticSearch for high-scale systems.
Own ElasticSearch reliability, including ingestion, indexing, shard strategy, and query performance for billions of documents.
Define data flow and integration boundaries between storage, cache, and APIs with clear contracts and fault isolation.
HighLevel is an AI-powered business operating system that provides agencies, entrepreneurs, and SMBs with infrastructure to build, automate, and scale. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.
Design and ship multi-tenant services for checkout, subscriptions, payments orchestration, invoicing, and tax hooks.
Integrate PSPs and local payment methods with resilient webhooks and idempotent APIs.
Implement an append-only double-entry ledger using event sourcing/CQRS to improve scale and correctness.
HighLevel provides an AI-powered business operating system for agencies, entrepreneurs, and SMBs to build, automate, and scale. With over 2,000 team members across 10+ countries, it operates as a global, remote-first organization that values initiative, clarity, and execution.
Design, develop, and maintain scalable backend services using Node.js and TypeScript, building REST APIs for multiple products.
Optimize database queries, work with high-volume datasets, and implement asynchronous processing using queues and event-driven architecture.
Monitor production services, debug issues, participate in on-call, and contribute to root-cause analysis and sustainable fixes.
HighLevel is an AI-powered business operating system for agencies, entrepreneurs, and SMBs, supporting over 1 million businesses across 150+ countries. With over 2,000 team members, it operates as a remote-first, global organization that values initiative, clarity, and execution.
Design, build, and operate backend services for Aave App across onboarding, funding, savings, withdrawals, portfolio data, and customer communications.
Build transaction-orchestration and indexing services that safely prepare, submit, monitor, and reconcile onchain activity across its full lifecycle.
Lead technical reviews for high-value systems and improve testing, observability, alerting, incident response, and deployment practices.
Aave Labs builds trusted products that expand access to lending, credit, and savings globally. We are a global team holding a high bar for quality and craftsmanship, turning complex technology into simple and reliable experiences.
Own key architecture and technical decisions across backend systems to ensure scalability, reliability, and performance.
Build and operate real-time data pipelines handling order book updates, trades, and market events.
Design, develop, and maintain API infrastructure including GraphQL and WebSockets, and optimize PostgreSQL, Redis, and ClickHouse for high-volume trading data.
They build infrastructure for decentralized financial markets, powering real-time trading and data pipelines for products used by hundreds of thousands of traders. They are a high-growth, remote-first team that values technical excellence, collaboration, and significant ownership in a fast-paced 0-to-1 environment.
Lead the Billing engineering team, overseeing subscription lifecycle, usage-based billing, and provider integrations.
Manage people, hiring, delivery, and act as Incident Commander for revenue-critical systems.
Coach engineers and build a high-trust, remote-first team culture with asynchronous workflows.
Supabase is the Postgres development platform, providing a complete backend solution including Database, Auth, Storage, Edge Functions, Realtime, and Vector Search. The company has ~400 team members across 60+ countries, is open-source-first, and operates fully remote.
Own the full lifecycle of the CRM Opportunities backend, translating business needs into scalable production services.
Design and evolve data models for pipelines, stages, deals, and associated entities at scale.
Build and scale APIs, event-driven workflows, and background jobs handling high-volume writes and integrations.
HighLevel is an AI-powered business operating system that gives agencies, entrepreneurs and SMBs the infrastructure to build, automate and scale. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.
Design and scale backend systems, APIs, and services for an open-source platform.
Build world-class developer interfaces including APIs, SDKs, UIs, and a runtime that delights developers.
Collaborate directly with customers to solve integration challenges and shape the product roadmap.
Nango is a developer infrastructure company and the leading provider of API access for agents and apps. It is a YC-backed, multi-million ARR company with a team of 14 from AWS, Snyk, GitHub, and others, serving over 400 paying customers.
Design and build highly scalable distributed systems to support global expansion across multiple countries and regulatory environments.
Partner closely with product, operations, payments, logistics, and platform teams to own critical operational and transactional systems.
Work on cross-border transaction infrastructure, tax and regulatory compliance, international post-purchase experiences, and marketplace operational tooling.
Whatnot is the largest live shopping platform in North America and Europe, enabling sellers to build businesses across hundreds of categories. They are a remote co-located team with hubs across the US, UK, Ireland, Poland, Germany, and Australia, and were recently named the #1 Best Startup Employer in America.
Design and build backend services that decide what customers are entitled to and their usage costs.
Own end-to-end data flows, from ingesting licensing data to enforcing quotas and recording consumption.
Plan and execute live data migrations with feature flags, dual writes, backfills, and verification.
JetBrains creates intelligent software development tools for developers and teams. Over 300,000 companies and 88 of the Fortune Global Top 100 rely on their products, with a mission to make development teams more productive and AI adoptable at scale.
Design, build, ship, and own end-to-end product features for thousands of developers and hundreds of millions of end-users.
This is a hands-on IC role for an engineer obsessed with the customer and passionate about software.
You'll take ownership from problem scoping to production rollout to long-term maintenance.
RevenueCat provides infrastructure and tools for app businesses to build, run, and improve monetization. It is a remote-first team of 150+ people across 25+ countries, guided by values like customer obsession and shipping.
Design, build, and operate backend services supporting our WebRTC and Voice SDK products.
Take ownership of backend systems including authentication, push notifications, and diagnostic logging.
Improve reliability, scalability, and observability of customer-facing services.
We are building the future of global connectivity through a private, multi-cloud IP network and intuitive APIs. We are a financially stable and profitable company that fosters continuous learning and growth.
Design, build, and maintain backend services for the data layer that stores and serves Camunda 8's process data, spanning relational databases and Elasticsearch/OpenSearch.
Own the end-to-end delivery of engineering initiatives, working with Product Management to break down requirements into concrete solution designs.
Help evolve how we process, retain, and expose process data, so customers can work with their data the way they need to.
Camunda is the enterprise platform for agentic orchestration, enabling organizations to coordinate AI agents, people, and systems. Trusted by over 700 organizations worldwide, including 9 of top 10 US banks, Camunda is fully remote and global, transforming into an AI-first organization.
Design and build scalable, secure backend services using C# or TypeScript with cloud infrastructure on AWS, Docker, and Kubernetes.
Collaborate with product managers and cross-functional teams to define requirements and deliver platform solutions, mentoring junior engineers.
Stay current with emerging technologies and contribute to long-term platform vision, ensuring reliability, security, and performance.
Later is an AI-powered influencer marketing platform that helps brands choose creators and manage campaigns. With over a decade of proprietary data and trusted by major brands like Nike and Wayfair, the company fosters a culture of innovation and collaboration.
Design, develop, and maintain scalable backend services using .NET and NodeJS.
Build reliable REST APIs, microservices, and distributed systems.
Collaborate with product and engineering teams to deliver robust technical solutions.
The hiring partner company focuses on developing business-critical orchestration and backend services. The team is collaborative and emphasizes technical ownership, scalability, and engineering excellence.
Own backend solutions end to end, from problem definition through production.
Design and evolve services for performance, scale, resilience, and data integrity.
Work closely with product and engineering colleagues to turn complex requirements into simple, durable solutions.
Trading212 enables everyone to build wealth by reinventing trading and investing through exceptional products. They serve over 6 million clients with over €38 billion in assets, fostering a culture of high standards, high velocity, and ownership.