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.
Build and operate core platform components like queues, storage layers, caching, schedulers, and rate limiters.
Own architecture, implementation, monitoring, and production reliability for high-throughput distributed systems.
Work with Node.js/TypeScript, Go, GCP, Kubernetes, Redis, MongoDB, and other large-scale data technologies.
The hiring company builds and operates platform infrastructure for large-scale CRM, automation, and communication systems, processing billions of events and messages monthly. Its engineering culture emphasizes ownership, collaboration, and high standards for reliability and production quality.
Design and build platform components like queueing pipelines, storage layers, caching, and rate limiters for systems handling billions of events.
Own components end-to-end, from architecture and design to production health, on Node.js microservices and GCP infrastructure.
Debug cross-layer incidents, write clear design docs, and drive fixes for scalability issues like cache stampedes and hot shards.
HighLevel is 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 focused on speed, ownership, and community-driven growth.
Work with technical leaders to design and implement forward-looking approaches for checkout systems.
Own components of checkout systems and define their long-term health.
Collaborate with engineers to build the next generation of the checkout platform.
Affirm provides a clear, predictable way to pay over time through buy now, pay later solutions. It is a remote-first company with a culture focused on honesty, trust, and customer-centric innovation.
Design, develop, and maintain scalable and secure backend services and APIs.
Collaborate with cross-functional teams including Product, Design, QA, and DevOps to deliver features end to end.
Mentor Middle and Junior engineers and drive engineering best practices.
Xsolla is a global commerce company helping video game developers fund, distribute, market, and monetize their games. It has helped over 1,500 developers worldwide grow their businesses and fosters a culture of creativity and collaboration.
Design and develop reliable, scalable backend services and APIs in Go.
Build features for monitoring, observability, and management of database environments.
Work with OpenTelemetry, distributed systems, Kubernetes, and AI-assisted development.
Percona provides open-source database software, support, and services to enable everyone to innovate freely. We are a remote-only, globally dispersed team of experts across more than 50 countries with a collaborative, highly-engaged culture.
Design and evolve a sophisticated media intelligence platform using Ruby on Rails and VueJS.
Collaborate with product managers, stakeholders, and engineers to turn complex requirements into scalable solutions.
Lead technical initiatives from design through deployment, ensuring code quality and security.
The company builds a sophisticated media intelligence platform with global reach. It fosters a collaborative, inclusive, and globally distributed culture focused on innovation and professional growth.
Architect and build robust, scalable, and highly available distributed infrastructure.
Build a cutting-edge cloud-native platform on public cloud and automate resource management.
Improve reliability, security, and cost efficiency of cloud services.
ClickHouse builds a real-time analytics database platform and manages ClickHouse Cloud data plane end-to-end with compute, networking, and security. As a rapidly scaling global startup, the company operates across 25+ countries and fosters a flexible, remote-friendly culture with equity and healthcare benefits.
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 implement backend services for licensing, entitlements, feature access, and usage limits across NodeZero's product and APIs.
Build and evolve provisioning, admin experience, MSP/MSSP capabilities, and audit logging for a multi-tenant SaaS platform.
Operate production services with monitoring, incident response, and a high bar for design quality and test coverage.
Horizon3 is a fast-growing, remote cybersecurity company that helps organizations proactively find, fix, and verify exploitable attack vectors through its NodeZero autonomous pentesting platform. The team is a fusion of former special operations cyber operators and startup engineers, fostering a culture of respect, collaboration, ownership, and results.
You will design, develop, and maintain backend services powering Twilio Flex's high-scale TaskRouter system.
You will set technical direction for distributed systems, owning architecture for cross-team problems spanning multiple quarters.
You will raise the engineering bar through design review, code review, and mentorship of senior and mid-level engineers.
Twilio is shaping the future of communications by delivering innovative solutions to hundreds of thousands of businesses and empowering millions of developers worldwide. As a remote-first company with a strong culture of connection and global inclusion, we have a diverse team making a global impact each day.
Own and evolve distributed systems architecture for platform services, ensuring reliability and performance at enterprise scale.
Drive cost optimization, observability, and incident management practices across cloud infrastructure.
Hire, mentor, and grow engineers while partnering cross-functionally to align platform capabilities with organizational needs.
HighLevel is an AI-powered business operating system that helps agencies, entrepreneurs and SMBs build, automate and scale their operations. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.
Partner with Product Managers during problem discovery and technical decision-making.
Contribute to system architecture and proactively reduce technical debt.
They build the technology infrastructure behind the next generation of private markets. The team consists of 130+ professionals across 40+ countries and fosters a collaborative, product-focused culture.
Architect, build, and maintain Go-based backend services and provider adapters for live pricing and availability.
Contribute to self-serve onboarding frameworks, GUI tooling, validation guardrails, and LLM-assisted integrations.
Own assigned adapter surfaces end-to-end with high availability, observability, and automated resiliency.
Inflect is a US-based advisory and marketplace that simplifies how companies buy and sell digital infrastructure such as datacenter, cloud, and network services. They are a mission-driven team focused on removing procurement friction and unlocking innovation for businesses.
Design, build, and maintain Go-based backend services and provider adapters for network, bare-metal/GPU, and data providers.
Contribute to self-serve onboarding frameworks including schema mapping, GUI tooling, validation guardrails, and LLM-assisted integration.
Collaborate asynchronously across distributed functions and own assigned adapter surfaces end-to-end with observable, well-tested services.
Inflect is a US-based advisory and marketplace transforming how companies buy and sell digital infrastructure such as data center, cloud, and network services. The team works across Brazil, Poland, and the US with a culture of autonomy, high impact, and async collaboration.
Lead and grow a high-performing engineering team focused on the Payments Platform, including hiring, mentoring, and performance management.
Drive end-to-end execution of platform initiatives, ensuring predictable delivery across multiple concurrent workstreams.
Champion technical excellence through architecture evolution, reliability practices, and cross-functional collaboration.
HighLevel is an AI-powered business operating system that provides infrastructure for agencies, entrepreneurs, and SMBs to build, automate, and scale their operations. With over 2,000 team members across 10+ countries, HighLevel is a global, remote-first organization that emphasizes speed, ownership, and people-first culture.
Develop and operate distributed, scalable backend applications for a high-volume content distribution platform.
Design systems for high availability, low latency, and resilience.
Collaborate with routing and infrastructure teams to ensure optimal performance during traffic peaks.
A partner company is looking for a Senior Back End (Go) Developer to build and operate large-scale digital content distribution platforms handling millions of requests per minute. The company fosters a DevOps culture and offers remote work in Brazil with a comprehensive benefits package.
Own and ship Looma Marketplace features end-to-end, working backend-first across Go, GCP, Postgres, Redis, and BigQuery while contributing to Angular frontend when needed.
Evolve the backend toward scalable async workflows, queues, concurrency, caching, and clearer service boundaries while improving CI/CD and testing.
Own integrations, data pipelines, and internal tooling, using AI-assisted workflows to move quickly while keeping verification and quality high.
Looma is an in-store digital media platform that uses a network of screens to help retailers modernize and monetize their stores while enabling brands to tell their story at the point of decision. It is a small, product-focused team with a culture of ownership, craftsmanship, and AI-native engineering.
Design, develop, and launch backend systems at scale using Python or Kotlin.
Collaborate with team and stakeholders to balance speed and quality while protecting system reliability.
Contribute to community through growth and development activities and navigate large codebases.
Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without hidden fees. They are a remote-first company that values transparency and employee well-being, offering competitive benefits and a collaborative culture.
Design and build scalable backend systems, APIs, and data models that power communications, experimentation, and personalization.
Partner with Product, Data Science, and Experience teams to define and execute strategies for customer acquisition and engagement.
Mentor and support junior engineers, contributing to a culture of learning, collaboration, and technical excellence.
Affirm is a financial technology company that provides point-of-sale installment loans to consumers, allowing them to pay over time with no hidden fees. The company is remote-first and values transparency, care, and flexibility, with a strong emphasis on employee well-being and professional growth.