Source Job

US Canada 6w PTO

  • Design and ship core backend services for context ingestion, indexing, and retrieval orchestration.
  • Build APIs and service interfaces that allow AI agents and tools to retrieve relevant enterprise context.
  • Operate your services using observability tools, ensuring reliability and scalability from prototype to production.

Backend Engineering LLMs Cloud-native Observability Prompt Engineering

20 jobs similar to Staff Backend Engineer - Second Horizon

Jobs ranked by similarity.

US Canada

  • Ship AI to production by building tool-using LLM agents for grant discovery and drafting, with robust evaluation and observability.
  • Build trustworthy backends with high-quality, tested code, data pipelines, and reliability practices like alerts and incident response.
  • Collaborate with Product, Design, and GTM to scope features, run experiments, and raise engineering standards through clear code and reviews.

Instrumentl is a profitable, hypergrowth, YC-backed SaaS platform building the operating system for grant-funded organizations. More than 5,500 nonprofits use Instrumentl to discover, track, and win grant funding, and the company has grown over 40% year over year.

US 6w PTO

  • Build multi-agent AI systems and automation platforms for Marketing Operations at scale.
  • Design and implement LLM integrations, backend services, and agentic workflows.
  • Partner with cross-functional teams to identify high-impact automation problems and ship measurable solutions.

Grafana Labs is the company behind the open observability cloud, offering a fully managed platform with AI capabilities to help organizations monitor and optimize their systems. With over 1,600 team members across 40+ countries and backed by top investors, we maintain a 100% remote, collaborative culture rooted in open source and innovation.

UK

  • Partner with enterprise clients to understand challenges and design robust technical solutions, from APIs to AI workflows.
  • Own production deployments ensuring reliability, observability, and continuous improvement of delivered systems.
  • Build AI-enabled systems using LLMs and agentic workflows while collaborating across Product, Engineering, and Sales teams.

Our partner is a company focused on deploying AI and enterprise integrations at scale. They operate in a remote-first, high-trust environment with a focus on practical AI deployment.

$140,000–$165,000/yr
US

  • Design, build, and maintain scalable back-end systems and APIs for high-throughput messaging operations.
  • Improve platform reliability, performance, observability, and automation across onboarding, compliance, and routing.
  • Collaborate with Product and Operations teams to translate complex workflows into scalable distributed systems.

Volt Labs builds the infrastructure layer behind modern business messaging, helping companies navigate messaging compliance, onboarding, deliverability, routing, and operational complexity across carriers and providers. We are a remote-first, high-ownership team operating in a fast-moving growth environment with a deep focus on builder mentality, operational excellence, and collaborative culture.

US Unlimited PTO 16w maternity 16w paternity

  • Design, build, and deploy AI-powered solutions connecting Remote’s platform to customer systems and workflows.
  • Work at the frontier of practical AI, shipping reliable, observable, and secure systems in production.
  • Own customer outcomes from discovery through production rollout with high autonomy and direct influence on product roadmap.

Remote is a global HR platform that helps businesses recruit, pay, and manage international teams compliantly. The company fosters a future-focused, async culture with team members across 6 continents and emphasizes innovation, automation, and AI.

Global Unlimited PTO

  • Design and build scalable backend systems powering AI Agents in real-time enterprise environments.
  • Develop agent orchestration frameworks including multi-step reasoning, tool usage, and decisioning workflows.
  • Architect low-latency inference pipelines integrating LLMs, SLMs, and external tools at scale.

Level AI is an AI-native platform that transforms enterprise contact centers into engines of customer intelligence and business growth. Headquartered in Mountain View, CA, as a Series C company backed by Battery Ventures and ENIAC, their team builds agentic AI at scale.

UK Germany Spain Ireland Sweden 6w PTO

  • Work with your team to deliver new functionality, then use results to iterate and improve.
  • Take an active role in influencing our roadmap and your career objectives.
  • Mentor and support other team members, participate in design discussions, and collaborate with the team.

Grafana Labs is the company behind the open observability cloud, Grafana Cloud, built on open-source principles. With over 1,600 team members across 40+ countries, we foster a global collaborative culture backed by leading investors.

North America Canada

  • Design and build the agent execution harness, owning the orchestration layer that routes inputs, manages context, and handles multi-step agentic workflows at scale.
  • Ensure reliability, observability, and fault tolerance in production AI systems while optimizing for latency and cost.
  • Lead eval engineering and prompt infrastructure to maintain agent quality and drive data-informed decisions across model updates.

ServiceNow is an AI platform company that automates workflows and helps businesses reinvent themselves through its AI control tower. It serves 85% of the Fortune 500 and fosters an AI-native culture focused on innovation and talent.

Global

  • Build and operate backend systems that serve AI-powered insurance workflows in production.
  • Design and implement AI orchestration layers connecting models, APIs, workflows, and business logic.
  • Optimize latency, throughput, and cost across AI services through caching, batching, streaming, and routing.

BJAK is Southeast Asia's largest digital insurance platform, building AI-powered products that simplify insurance and financial services for millions of users. It operates with a global engineering team that values high ownership, technical excellence, and modern practices.

Global

  • Own end-to-end backend architecture for an AI platform transitioning from prototype to production-grade.
  • Design and evolve extraction pipelines, multi-provider LLM abstraction, and async worker systems.
  • Lead engineering leadership, mentor senior engineers, and drive technical roadmap.

Canada

  • Design, develop, and deploy production-grade AI-powered backend systems integrating LLMs and traditional ML models.
  • Integrate and optimize vector databases for RAG pipelines, and write clean, well-structured Python code.
  • Debug complex cross-layer issues and collaborate with product and engineering teams to deliver cohesive solutions.

We are a fast-growing product company integrating cutting-edge AI capabilities into our core offering to deliver exceptional value to customers. Our small, fast-moving team works on practical, real-world AI applications with high autonomy.

Unlimited PTO

  • Deploy and scale our AI-agent infrastructure.
  • Own observability end to end and define how we measure reliability.
  • Own CI/CD pipelines and make shipping fast and safe.

Footprint builds Percy, an AI agent that runs financial crime investigations end to end. The company is backed by QED, Index, and other investors, and its small, senior team ships fast and grew revenue 5x in the past year.

Global

  • Deploy Hermes Agent Enterprise across cloud, on-premises, and hybrid customer environments.
  • Integrate enterprise APIs, internal data sources, and authentication systems into agent workflows.
  • Partner with customers to scope requirements, implement solutions, and iterate based on feedback.

Nous Research is an AI research company that develops advanced AI agents for enterprise deployment. The team is entrepreneurial and focuses on solving complex technical challenges through customer collaboration.

Vietnam

  • Build AI-powered workflows, assistants, agents, and automation systems across customer support, CRM, and finance operations.
  • Work with product and engineering teams to turn manual processes into scalable AI-native systems using LLMs, APIs, and internal data.
  • Prototype quickly, test with users, then productionize what works, ensuring evaluation, monitoring, and reliability.

Bjak believes people deserve smarter ways to plan, save and grow their money, starting with the first mobile-first insurance platform in Southeast Asia. They have teams worldwide with over 20 nationalities working from offices and remotely, seeking talented and driven people.

$165,000–$185,000/yr
US

  • Design, build, and operate reliable, scalable backend services and data pipelines.
  • Work across our cloud infrastructure (AWS) to ship and run production systems.
  • Improve the performance, reliability, and observability of the systems you own.

Allocate is transforming private market investing by enabling RIAs and family offices to seamlessly discover, model, and manage their private market exposure. They are a company that values world-class client experience, challenges convention, and embraces continuous improvement and meritocracy.

Global

  • Lead technical direction for AI-driven application-builder architecture, design systems, and mentor engineers.
  • Architect and build scalable, fault-tolerant LLM pipelines and distributed systems handling high-throughput generative workloads.
  • Drive quality, observability, and reliability with SLOs, monitoring, and hallucination mitigation strategies.

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, we operate as a global, remote-first organization built for speed and ownership.

Canada 6w PTO

  • Drive technical strategy and roadmap for adaptive telemetry systems.
  • Lead end-to-end delivery of large, cross-functional projects.
  • Mentor and grow engineering talent across the organization.

Grafana Labs is the company behind the open observability cloud, founded on open source and open culture. Today, it has over 35 million users and 7,000+ customers, with 1,600+ team members across 40+ countries.

UK 6w PTO

  • Take an active role in influencing the roadmap and career objectives while working with the team to deliver new features.
  • Drive projects from initial ideation to operations, designing and maintaining critical systems with a focus on reliability and performance.
  • Embrace open-source culture, mentor team members, and participate in design discussions in a remote-first setting.

Grafana Labs is the company behind the open observability cloud, providing a fully managed observability platform built on open source principles. With over 35 million users and 7,000+ customers including Anthropic and Bloomberg, the company has 1,600+ team members across 40+ countries and fosters a global collaborative culture.

$90,000–$150,000/yr
Global

  • Build and maintain agentic systems collecting and processing signals from social platforms, on-chain data, and ads ecosystems.
  • Design pipelines to ingest from external APIs, enrich data, and build semantic layers for both humans and AI agents.
  • Build full-stack applications and dashboards making intelligence accessible across client accounts.

Serotonin is a go-to-market firm for transformative technologies, specializing in marketing, strategy, recruiting, and legal services. With a global team of 90 across 15 countries, they have supported over 300 clients since 2020, offering end-to-end solutions across all major marketing channels.

India

  • Lead the technical architecture and evolution of core AI-powered application-building services, ensuring scalability and reliability.
  • Design and build distributed backend systems using Go, Node.js, PostgreSQL, and cloud technologies like Cloudflare Workers.
  • Implement AI safety mechanisms, mentor engineers, and collaborate cross-functionally to drive technical excellence.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies. They use automated systems to review applications and share shortlists, fostering an inclusive and efficient recruitment process.