Source Job

US

  • Contribute to technical design decisions for IPC services, balancing delivery speed with long-term maintainability.
  • Design, build, and operate backend services using Python, PostgreSQL, Go, and Java-based Drools.
  • Support production reliability by maintaining SLOs, strengthening observability, and participating in on-call.

Go Python PostgreSQL Kubernetes GCP

20 jobs similar to Senior Backend Engineer II

Jobs ranked by similarity.

US

  • Own and deliver quarterly goals for your team, leading engineers through ambiguity to solve open-ended problems.
  • Support peers and stakeholders in the product development lifecycle by collaborating with product management, design, and analytics.
  • Foster a culture of quality and ownership by setting code review and design standards, and developing talent on your team.

Affirm is a financial services company that provides buy now, pay later financing without hidden fees or compounding interest. They have millions of customers and thousands of merchant partners, and foster a culture of honesty, trust, and innovation.

$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.

United States

  • Shape the future of Reddit by adapting platforms to evolving privacy, security, and regulatory landscapes.
  • Partner with product, design, and engineering teams to build trusted, compliant experiences for millions of users.
  • Own product areas end-to-end from technical design to launch, influencing technical and product strategy.

Reddit is a community of communities built on shared interests and authentic conversations. With over 100,000 active communities and approximately 130 million daily active users, Reddit is one of the largest sources of information on the internet.

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.

Spain

  • Design, develop, and launch scalable backend systems to support Affirm's international expansion.
  • Collaborate with product, design, and analytics to define technical plans and deliver high-quality features.
  • Foster a culture of quality through code reviews, mentoring, and proactive problem-solving.

Affirm is reinventing credit to make it more honest and friendly, offering buy now pay later without hidden fees. The company is a global leader in fintch, fostering a culture of innovation, collaboration, and people-first values.

Global Unlimited PTO

  • Design, build, and maintain scalable distributed backend systems powering platform and product capabilities.
  • Own backend services end-to-end, from architecture to monitoring, while collaborating with product and engineering peers.
  • Build and evolve Web3 platform backend components, including protocol integrations and blockchain network support.

Zerion builds backend systems for Web3 infrastructure, powering API and wallet products trusted by 50+ top crypto brands. They have a fully remote team with strong ownership and high code quality, processing over 3.1B requests and supporting 1.7M+ active funded wallets.

US Unlimited PTO

  • Define and drive the technical vision for Implementation Platform Configuration and Enrollment Platform Core, ensuring scalability and reliability.
  • Lead and mentor a group of Engineering Managers, owning delivery commitments and incident posture across teams.
  • Drive AI adoption and testing strategies to scale platform reliability and reduce manual effort.

Bestow is a vertical technology platform that modernizes life insurance infrastructure for carriers. Backed by leading investors, the company fosters a culture of precision, purpose, and collaboration with flexible work options.

$116,960–$171,900/yr
US

  • Ship reliable features at scale that deliver the most value to customers by partnering with engineering and product.
  • Perform thorough and thoughtful code reviews to maintain a high standard of code quality.
  • Identify key system metrics and ensure adequate monitoring coverage for new and existing data storage and analytical services.

Twilio powers real-time business communications and data solutions that help companies and developers worldwide build better applications and customer experiences. They employ thousands of Twilions worldwide and foster a remote-first, antiracist culture that supports diversity, equity, and inclusion.

Poland

  • Own and deliver quarterly goals for your team, guiding engineers through ambiguity to solve open-ended problems.
  • Collaborate with product management, design, and analytics to articulate technical constraints and make risk-aware decisions.
  • Foster a culture of quality and ownership by setting code review and design standards, and developing talent through feedback and guidance.

Affirm is a financial technology company that provides buy now, pay later solutions, aiming to make credit more honest and friendly. It is a publicly traded company with a remote-first culture and a global team, emphasizing employee well-being and growth.

$140,000–$225,000/yr
US Canada Unlimited PTO

  • Build and maintain backend services for our LLM gateway, including routing, rate limiting, and observability.
  • Contribute to sandboxing and isolation infrastructure for safe agent-generated code execution.
  • Write high-performance backend code in Go, Rust, or async Python, supporting Kubernetes-based platform services.

AZX accelerates positive impact in critical industries through AI transformation. Founded in 2024 and profitable from the start, we work with category leaders in real estate, energy, logistics, and utilities.

Global

  • Design backend systems and APIs (Python preferred) that run real-time, business-critical accounting logic.
  • Ship features end to end - architecture, CI/CD, testing, monitoring, and beyond.
  • Integrate third-party tools and external systems, proactively managing edge cases and risk.

DualEntry is building the OS for finance, an AI-native ERP that automates accounting from data entry to close. They have raised over $100M from top venture firms and serve customers from startups to public companies, hiring high-agency outliers who have achieved difficult things.

$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.

$163,000–$263,670/yr
US

  • Design and build the systems that define plans, pricing, entitlements, and limits.
  • Decompose billing from the monolith into correct, testable, and independently deployable services.
  • Own correctness end to end including usage metering, reconciliation, and customer-facing data.

LaunchDarkly provides a platform that helps developers safely deliver and control software features. The company is building a team that is humble, open, collaborative, respectful, and kind.

Global Unlimited PTO 18w maternity 12w paternity

  • Own features end-to-end, from design through implementation and iteration.
  • Design and build backend systems in Go with REST/gRPC APIs for entitlements and policies.
  • Provide technical leadership and mentorship to senior and mid-level engineers.

Chainguard provides hardened, secure, and production-ready builds of open source software. It is venture-backed by leading investors and serves Fortune 500 enterprises like Anduril, Canva, and OpenAI.

Global Unlimited PTO

  • Architect and implement backend services in Go, designing APIs and distributed systems that scale reliably.
  • Ensure performance, resilience, and fault tolerance in production environments.
  • Collaborate with product, frontend, and infrastructure teams to deliver features from concept to launch.

Aries.com is the first open-source brokerage for active traders, and Finance.dev provides developer infrastructure for trading products. They are a dynamic team that values urgency, initiative, and engineering excellence, operating with a hybrid company model hiring everywhere.

Poland

  • Own and deliver quarterly goals for your team, leading engineers through ambiguity to solve open-ended problems.
  • Collaborate with product management, design, and analytics to articulate technical constraints and partner on decisions.
  • Foster a culture of quality and ownership by setting or improving code review and design standards.

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 with a culture of inclusion, offering comprehensive benefits and growth opportunities.

United States UK Italy Spain Poland

  • Build the distributed, event-driven services that turn Cloud Custodian into a platform, including the GraphQL API and policy execution pipelines.
  • Design and operate systems that ensure correctness and observability while running customer governance workloads at scale across multiple clouds and regions.
  • Lead backend initiatives and mentor other engineers in a technical domain involving event-driven systems and relational databases.

Stacklet helps organizations with large cloud estates optimize cost, improve security, and ensure compliance by automating governance via code. Founded by the creators of CNCF's Cloud Custodian, the company supports some of the world's biggest cloud service consumers.

United States Canada UK Ireland Poland

  • Design and develop backend features end-to-end, from technical design through production rollout.
  • Architect and implement backend changes supporting long-term scalability, reliability, and maintainability.
  • Investigate production workloads to identify and resolve scalability bottlenecks, including database access and concurrency issues.

Jobgether is a platform that uses AI-powered matching to connect candidates with job opportunities. They process applications and share top-fitting candidates with hiring companies, with a focus on efficiency and data privacy.

$115,200–$194,400/yr
Americas Unlimited PTO

  • Design, implement, and ship backend features in Ruby/Rails or Go with minimal guidance, partnering with Product and Frontend teams.
  • Write maintainable, secure, performant code, design APIs, and manage data models and migrations.
  • Test and review code, operate what you build, and leverage AI tools to increase productivity.

GitLab provides an intelligent DevSecOps platform that enables organizations to increase developer productivity and accelerate digital transformation. With over 50 million users and trust from the Fortune 100, GitLab fosters a high-performance, remote-first culture where every voice is valued.

Poland

  • Set technical strategy for your team on a year-long scale, driving business-impacting projects.
  • Collaborate across teams with product, design, and analytics to ensure technical sustainability.
  • Foster a culture of quality and ownership through code review standards and technical advocacy.

Affirm is a financial technology company that offers buy now, pay later services, aiming to make credit more honest and friendly. It is a large public company with a global team and a culture focused on innovation, inclusion, and employee well-being.