Source Job

UK

  • Partner with and guide Engineering and Product Leaders to shape the technical and product direction of Monzo, providing company-shaping leadership across large collectives and owning high-impact problems.
  • Remain hands-on in coding and architecture in complex, high-risk, or novel areas, actively identifying high-leverage opportunities and setting the direction of Engineering effort.
  • Mobilise teams around high-impact problems, lead architectural direction for complex systems, set a high bar for technical excellence, and proactively mentor and develop senior engineers and future leaders.

Go Distributed Systems System Architecture Technical Leadership Mentoring

20 jobs similar to Principal Backend Engineer

Jobs ranked by similarity.

Europe Unlimited PTO

  • Design, build, and maintain distributed backend systems using Go, AWS, Kafka, Postgres, and DynamoDB.
  • Collaborate cross-functionally with product managers, designers, and enterprise partners to define user journeys, performance goals, and success metrics.
  • Own critical parts of Connectly’s platform infrastructure — from messaging orchestration to data pipelines and API integrations.

Connectly is building the future of conversational commerce in Latin America with a focus on Whatsapp, offering a 360 engagement platform for retailers. It's a VC-backed Series B startup with a world-class team from top Silicon Valley companies, operating as a hybrid company but promoting a remote-first culture.

$170,000–$220,000/yr
US

  • Build and scale backend services for member experiences, clinical workflows, and internal operations with a focus on reliability and performance.
  • Provide technical leadership across teams through system design, pragmatic decision-making, and clear communication to unblock progress.
  • Partner with Product and Design to translate business needs into technical plans and contribute to infrastructure, observability, and delivery practices.

Parsley Health builds an advanced, data-driven functional healthcare platform focused on root-cause treatment of the whole person. The company is the largest functional healthcare provider in the US, with a culture emphasizing speed, ownership, accountability, and collaborative excellence.

US

  • Significantly impact the architecture and performance of a next-generation infrastructure.
  • Optimize distributed systems for real-time processing at scale.
  • Enhance the robustness and efficiency of core infrastructure components.

Jobgether is a platform that uses AI-powered matching process to ensure applications are reviewed quickly, objectively, and fairly against the role's core requirements. The system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

Canada

  • Lead full-stack architecture decisions, build scalable distributed systems, and drive shared platform strategies.
  • Design scalable service architectures, implement robust testing strategies, and optimize performance.
  • Mentor other developers while collaborating across cross-functional teams.

Xsolla is a global commerce company providing tools and services for video game developers. They help companies fund, distribute, market, and monetize their games, partnering with over 1,500+ game developers globally.

Global Unlimited PTO

  • Design, build, and maintain scalable distributed backend systems powering platform and product capabilities.
  • Own backend services end-to-end: from architecture and implementation to monitoring and long-term reliability.
  • Work closely with product and engineering peers to actively shape product decisions — not just execute specs.

Zerion builds backend systems at the core of their products and customer-facing solutions. They are a fully remote team distributed worldwide with strong team engagement and impressive retention.

Global

  • Own Technical Excellence: Define architecture, design patterns, and engineering standards for the feature store platform, ensuring code quality, reliability, and performance.
  • Lead V2 Implementation: Architect and execute the next generation of our feature store, building for scale, low-latency serving, and enterprise-grade reliability.
  • Guide Product Roadmap: Partner with Product and leadership to shape the technical roadmap, translating customer requirements and market trends into actionable engineering priorities.

Redis builds the product that runs the fast apps our world runs on. Our feature store enables organizations to manage, serve, and monitor features at scale, delivering a foundation for mission-critical machine learning workloads. We value curiosity, diversity of thought, and innovation, and we're committed to a diverse and inclusive work environment where all employees’ differences are celebrated and supported.

  • Be on the front lines, building capabilities into existing back-office systems to reduce manual work and consolidate disparate systems.
  • Create net-new backend services and capabilities, integrate with and build upon a wide range of existing backend and frontend services.
  • Collaborate directly with Global Operations teams to identify critical pain points, prioritize initiatives, translate operational needs into technical requirements.

Anchorage Digital is building the world’s most advanced digital asset platform for institutions to participate in crypto, providing integrated financial services and infrastructure solutions. They are a remote friendly, global team, but provide the option of working in-office.

Global

  • Provide technical leadership for our core ingestion and processing pipelines, anticipating future bottlenecks and ensuring systems scale smoothly
  • Process and manipulate telemetry data at scale, avoiding single points of failure while delivering novel approaches to telemetry volume management
  • Own platform reliability — proactively identifying risks before they become incidents and fostering a security-first culture

Dash0 is an OpenTelemetry-native company building a delightful, simple, and AI-centric platform that eliminates vendor lock-in and meaningless toil. They are backed by top-tier investors including Balderton Capital, Accel and Cherry Ventures and led by a founding team with decades of experience in observability.

North America Australia

  • Own the Workstream: You own projects from conception to deployment, translating high-level product goals into stable, scalable backend architecture.
  • Master a Fluid Scope: Your work will span credit cards, loans, and foundational technical debt based on sprint needs and your own interests.
  • Solve from First Principles: You articulate the root cause, define the trade-offs of various solutions, and implement the one that serves our customers best.

Tilt is creating a new credit system that backs the working, whatever they're working toward. They have extended $4.5B+ in credit by trusting that people are "good for it."

US

  • Design and implement core backend systems and integrations that power the product.
  • Design and build our data platform (orchestration, pipelines, developer workflows)
  • Create scalable systems for data ingestion, transformation, and access

Avantos is building the AI-native operating system for financial services, transforming fragmented data into a single, intelligent system. They power workflows, automation, and decision-making as a product-led, fast-moving team in AI, fintech, and infrastructure.

Canada US 6w PTO

  • Own end-to-end technical direction for Session Replay, spanning frontend, backend, and data systems
  • Drive the evolution of our backend architecture, including designing systems around columnar/analytical data storage for large-scale session data
  • Lead the design of investigation workflows, connecting replay with logs, metrics, traces and other telemetry across Grafana Cloud

Grafana Labs is a remote-first, open-source powerhouse with over 20M users of Grafana, the open source visualization tool, around the globe. They help more than 3,000 companies manage their observability strategies with the Grafana LGTM Stack. Their team thrives in an innovation-driven environment where transparency, autonomy, and trust fuel everything they do.

North America Canada

  • Design, develop, and build integrations with services like AWS, GCP, Azure and resources like Box, Hashicorp, Databricks.
  • Lead a team of backend software engineers, providing mentorship and guidance to help them grow their skills and expertise.
  • Drive the technical direction for assigned projects, defining architecture, design patterns, best practices and leveraging the latest AI/ML models for integrations.

Veza is the pioneer in identity security, purpose-built to answer the fundamental question enterprises face: who can and should take what action on what data. Veza's Access Graph platform maps an organization's entire identity ecosystem across users, groups, roles, policies, permissions, and resources providing deep visibility and control. Founded in 2020 and headquartered in Redwood City, California, Veza is now part of the ServiceNow family, with the acquisition closing in March 2026.

Canada

  • Lead a team across products and codebases, driving delivery of performant solutions.
  • Own technical direction and standards, driving automated testing and operational excellence.
  • Partner with Product and Design to identify valuable problems and deliver customer impact.

HappyCo builds mobile and cloud solutions to enable real-time property data. Their flagship product suite 'Happy Property’ has more than 5 million units on its platform. They strive to build better communities and are dedicated to making their own community an enjoyable place.

Global

  • Design and build event processing services and pipelines on AWS serverless.
  • Write production-quality Golang and/or Python code with comprehensive testing and observability.
  • Own services end-to-end: development, deployment, monitoring, incident response, and SLA adherence.

Pismo provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo's 500+ employees are located in more than 10 countries around the world.

$240,000–$250,000/yr
US Canada Unlimited PTO

  • Own the backend services and data pipelines that power Grader scans end-to-end, from ingesting third-party signals to serving results reliably at scale.
  • Harden the platform before expansion by reducing latency, increasing uptime, and building the observability and alerting layer needed for scaling.
  • Establish platform foundations including shared abstractions, operational runbooks, and architectural patterns to reduce toil and provide a reliable base for other engineers.

Owner is an AI-native system that helps local business owners, starting with restaurants, succeed by replacing the many tools they use to run their business. The team is in the low hundreds with top talent from companies like Shopify and Stripe, and they operate as a remote-first, global company headquartered in San Francisco.

$150,000–$200,000/yr
Europe Unlimited PTO 11w maternity

  • Design and build distributed systems in Go that help customers send timely, relevant messages at scale
  • Collaborate across teams to debug issues and deliver reliable solutions
  • Own problems end to end - from architecture and schema design to testing, deployment, and monitoring

Customer.io's platform is used by over 8,000 companies to send billions of messages daily, automating communication with real-time behavioral data. They value empathy, transparency, and responsibility, fostering an inclusive team culture and using their influence to increase inclusion and equity within the tech industry.

$175,000–$210,000/yr
US

  • Design and build the core data infrastructure powering Vantage's platform.
  • Own architecture decisions for systems built on ClickHouse, Temporal, Kubernetes, and Postgres.
  • Drive reliability, performance, and scalability initiatives across the platform as data volume and customer load grows

Vantage is the FinOps platform built for modern engineering teams. They are a high-output team of ~50 employees based in New York City with a remote-friendly culture.

Global

  • Partner with product managers, designers, and analysts to identify growth opportunities and turn them into high-quality, data-driven engineering solutions.
  • Implement reusable services and components that power marketing campaigns, onboarding, KYC, and first-funding experiences across web and mobile.
  • Collaborate on distributed systems that handle large volumes of global traffic while maintaining high performance and reliability.

Kraken is a mission-focused company rooted in crypto values. They aim to accelerate the global adoption of crypto, so that everyone can achieve financial freedom and inclusion. As a fully remote company, they have Krakenites in 70+ countries and are industry pioneers who develop premium crypto products.

Europe

  • Design, develop, and maintain scalable, robust backend features and APIs using modern frameworks.
  • Ensure high performance and reliability across our distributed systems.
  • Contribute to systems powering authentication, billing, AI tooling, observability, connectors, and developer experience.

Mistral AI democratizes AI through high-performance, optimized, open-source and cutting-edge models, products, and solutions, with a comprehensive AI platform designed to meet enterprise needs. They are a dynamic and collaborative team passionate about AI, with a diverse workforce thriving in competitive environments and committed to driving innovation; their teams are distributed between France, USA, UK, Germany, and Singapore.

$150,000–$200,000/yr
Europe Unlimited PTO 11w maternity

  • Design and build distributed systems in Go that help customers send timely, relevant messages at scale
  • Collaborate across teams to debug issues and deliver reliable solutions
  • Own problems end to end - from architecture and schema design to testing, deployment, and monitoring

Customer.io's platform is used by over 8,000 companies – from scrappy startups to global brands – to send billions of emails, push notifications, in-app messages, and SMS every day. Under the hood: Go, React, Ember and AI help them ship fast and scale with confidence.