Source Job

Canada

  • Design and build core backend systems powering the fleet of connected vehicles and consumer apps.
  • Participate in cross-functional collaboration with PMs, engineers, data scientists, and operations teams.
  • Contribute to on-call rotation, troubleshooting production issues and improving service reliability.

Ruby Go Backend Development System Design

20 jobs similar to Backend Software Engineer

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Brazil 6w PTO

  • Build and maintain the core API that customers, SDKs, Terraform provider, and internal systems depend on.
  • Work with our platform architect and lead backend engineer on design and implementation.
  • Contribute to the developer-facing surface: REST APIs, webhooks, and SDK compatibility.

Megaport is the global leader in Network as a Service (NaaS), connecting businesses to the cloud, data centers, and each other. With over 600 employees across Asia-Pacific, Europe, and the Americas, the company fosters a collaborative, supportive, and fun culture.

US

  • Design and build scalable backend services and APIs for LaunchDarkly's Experimentation product.
  • Own backend components from discovery through monitoring and continuous improvement.
  • Collaborate with cross-functional teams to translate customer needs into reliable technical solutions.

LaunchDarkly is a feature management platform that helps developers release software faster and safer. The company fosters a collaborative, respectful, and inclusive culture with a focus on team empowerment.

$163,000–$263,670/yr
US

  • Design, build, and operate the distributed systems that deliver feature-flag configuration to LaunchDarkly SDKs.
  • Own and improve the reliability, latency, and scalability of our streaming and polling infrastructure.
  • Debug and resolve complex production issues while sharing the team's on-call rotation.

LaunchDarkly builds a feature management platform that enables safe and gradual software releases. The company is growing and fosters a humble, open, collaborative culture.

Canada

  • Develop secure, well-tested backend features using Ruby and GraphQL, turning complex requirements into clear solutions without compromising reliability.
  • Design and maintain backend services, APIs, data models, and business logic that support intuitive source code workflows.
  • Collaborate across functions, monitor production health, participate in on-call, and share knowledge through code review and documentation.

GitLab is the intelligent orchestration platform for DevSecOps that enables organizations to increase developer productivity, improve operational efficiency, and reduce security risk. With over 50 million registered users and trusted by more than 50% of the Fortune 100, GitLab fosters a high-performance culture driven by values, continuous knowledge exchange, and AI adoption.

Europe

  • Lead backend features from early product discussions through technical design, implementation, and rollout.
  • Build the APIs, data models, and evaluation systems behind agent-generated work items and mergeable code.
  • Collaborate with product, design, and users to shape scope and make practical trade-offs.

GitLab is the intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity, improve operational efficiency, and reduce security and compliance risk. With over 50 million registered users and more than 50% of the Fortune 100, GitLab has a high-performance culture driven by values, continuous knowledge exchange, and AI as a core productivity multiplier.

$145,500–$235,400/yr
US

  • Build and operate streaming and polling infrastructure for feature flag delivery.
  • Own projects end-to-end from design to production, including debugging and on-call.
  • Collaborate with cross-functional teams and improve observability and reliability.

LaunchDarkly provides a feature management platform that enables developers to control software releases and target features to specific user segments. The company fosters a collaborative, inclusive culture and values diversity among its team.

UK Unlimited PTO

  • Develop secure, well-tested, performant features and improvements using Ruby and GraphQL.
  • Work through complex requirements and legacy constraints to deliver clear solutions while protecting system reliability.
  • Collaborate across functions and teams, contributing to backend services, APIs, data models, and business logic for repository management.

GitLab is the intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity, improve operational efficiency, and reduce security and compliance risk. More than 50 million registered users and over 50% of the Fortune 100 trust GitLab, and the company fosters a high-performance culture driven by values, AI integration, and continuous knowledge exchange.

$116,960–$146,200/yr
US

  • Design and build robust, scalable backend systems and APIs across Twilio Segment's data platform.
  • Collaborate cross-functionally with design, product, and other engineers to define solutions that balance usability, performance, and long-term architecture.
  • Troubleshoot and improve system reliability, debugging issues and refining operational tooling and processes.

Twilio provides real-time communications and data solutions that help companies and developers worldwide build better customer experiences. With thousands of employees globally, they foster a remote-first culture focused on diversity, equity, and inclusion.

Poland UK Unlimited PTO

  • Own moderately sized to complex technical initiatives from problem definition through implementation, rollout, and operational follow-through.
  • Act as the directly responsible individual for projects by aligning stakeholders, communicating progress, and keeping execution moving.
  • Lead technical design for distributed storage, Git repository management, and performance using data to guide decisions.

GitLab is an intelligent orchestration platform for DevSecOps that enables organizations to increase developer productivity and reduce security risk. With over 50 million registered users and more than 50% of the Fortune 100 as customers, GitLab fosters a high-performance culture driven by values and continuous knowledge exchange.

US Canada

  • Design and build backend services that power core business workflows.
  • Own projects end-to-end from early design through production and iteration.
  • Make thoughtful tradeoffs between speed, scalability, and maintainability.

Short Story is an award-winning, technology-powered retailer dedicated to petite women 5'4" and under. It is a fast-growing startup backed by leading investors, with a culture that thrives on data insights, exceptional commitment to fit, and urgency.

  • Design, build, and maintain backend systems with a focus on scalability and performance.
  • Develop high-performance APIs, microservices, and cloud-based architectures.
  • Collaborate with founders to define technical strategy and align it with business goals.

SignalFire is a venture capital firm that partners with top early-stage startups shaping the future of technology. With a portfolio of over 200 innovative companies across AI, cybersecurity, healthtech, fintech, developer tools, and enterprise SaaS, they connect exceptional engineers with exclusive early-stage opportunities.

Singapore

  • You will build and scale high-performance backend services using Go, including event-driven systems and REST/gRPC APIs.
  • You will design and optimize database schemas for large-scale multi-tenant identity workloads.
  • You will collaborate with cross-functional teams to deliver quarterly key results and ensure operational reliability.

Abnormal AI is an AI-native security platform protecting enterprises from cyber attacks using behavioral AI. Trusted by over 2,500 enterprises (including 25% of Fortune 500), it processes billions of identity signals daily and has a culture of innovation.

$105,850–$113,150/yr
Canada

  • Design, build, and maintain secure, scalable backend services, databases, and APIs that support our products.
  • Lead technical direction, design discussions, and coordinate delivery across multiple systems.
  • Collaborate with Product, Operations, and other engineering teams to deliver reliable software.

Tucows Domains is the world's largest wholesale domain registrar, responsible for maintaining the health, neutrality, and openness of the domain name system (DNS). As part of Tucows, one of the world's largest Internet companies, they have over 1,000 employees from over 20 countries and embrace a people-first, remote-first culture.

Canada Israel UK United States Unlimited PTO

  • Develop and maintain backend features for GitLab's vulnerability management workflows, primarily using Ruby on Rails.
  • Collaborate with frontend engineers and contribute across the stack when needed, focusing on performance and reliability.
  • Participate in on-call rotations to assist with troubleshooting product operations and security issues.

GitLab is the intelligent orchestration platform for DevSecOps, enabling organizations to increase developer productivity and reduce security risk. With over 50 million registered users and more than 50% of the Fortune 100 as customers, GitLab fosters a high-performance culture driven by values and continuous knowledge exchange.

US Unlimited PTO

  • Architect and evolve backend APIs, services, event-driven workflows, and data models supporting millions of users.
  • Lead ambiguous technical initiatives from discovery through production, improving reliability and performance.
  • Partner with cross-functional teams and mentor engineers to raise the quality bar across the organization.

TeamSnap is a sports and communication platform dedicated to taking the work out of play in youth sports. They have been remote-first since 2009 and are named to Outside Magazine's 'Best Places to Work' and Built In's '100 Best Remote-First Places to Work.'

Portugal

  • Own and evolve the core platform, including data model, APIs, and services.
  • Design and build backend systems for portfolio intelligence, including data aggregation and analysis at scale.
  • Build and maintain integrations with customer tools and make architectural decisions for growth.

Dragonboat provides an AI platform for Strategic Product and Portfolio Management, trusted by enterprises globally. It is a venture-backed, fast-growing SaaS startup with remote teams in Portugal and the US.

Global

  • Design and build high-performance backend services and APIs for early-stage startups.
  • Optimize databases, caching layers, and event-driven architectures.
  • Collaborate with cross-functional teams to align backend strategy with business goals.

SignalFire is a venture capital firm that partners with early-stage startups shaping the future of technology. Our portfolio spans 200+ companies across AI, cybersecurity, healthtech, and fintech.

Canada

  • Design, build, and enhance the infrastructure powering a large-scale real-time data ingestion platform.
  • Scale backend services to support increasing data volumes while maintaining high availability and performance.
  • Automate infrastructure provisioning and deployment pipelines using Infrastructure as Code.

Our partner builds a high-performance real-time data platform operating at petabyte scale. They are a remote-first organization with a collaborative engineering culture.

US

  • You'll contribute to infrastructure scaling to infinitely many apps, improving performance and reliability across backend services.
  • You'll support observability efforts, help implement SLOs, and build foundational services for next-generation cloud infrastructure.
  • You'll participate in triage and on-call processes to diagnose issues and implement changes to prevent recurrence.

Bubble is an AI visual development platform that empowers anyone to create software without code, from first-time entrepreneurs to enterprise teams. With over 6 million users in more than 100 countries and a mission to break down barriers to entrepreneurship, the company fosters a collaborative and inclusive culture focused on empowering builders worldwide.

Global Unlimited PTO

  • Deliver on business-critical outcomes by owning backend and data services end-to-end, from design to production operation.
  • Design, build, and operate scalable data pipelines and streaming ingestion for high-volume security telemetry.
  • Contribute to data modeling and warehouse/lakehouse architecture decisions that serve detection, analytics, and product features.

Blackpoint Cyber is the leading provider of world-class cybersecurity threat hunting, detection and remediation technology. Founded by former National Security Agency (NSA) cyber operations experts, the company is in hyper-growth mode, fueled by a recent $190m series C round.