Source Job

India 5w PTO

  • Design, build, deploy, and maintain robust backend systems for payment dispute management and fraud prevention.
  • Integrate payment service providers and fraud prevention platforms like Riskified, Forter, Signifyd, and Sift.
  • Mentor engineers, establish engineering practices, and ensure high standards of quality, reliability, and monitoring.

Backend Engineering System Design Payments Fraud Prevention Mentoring

20 jobs similar to Senior Engineer, Backend - Protection

Jobs ranked by similarity.

Europe South Africa 5w PTO

  • Design and implement core backend services for high-performance, distributed payment systems.
  • Take ownership of architectural decisions, balancing scalability, reliability, and maintainability.
  • Collaborate with cross-functional teams to improve developer experience through testing, code reviews, and documentation.

The company builds payment infrastructure that lets businesses manage payments efficiently across international markets. It is a globally distributed, product-driven engineering team that values collaboration, engineering excellence, and long-term growth.

$162,000–$186,000/yr
US

  • Design, develop, and maintain scalable backend services and APIs for policy management and enrollment workflows.
  • Collaborate with Product, Data Science, Legal, and engineering teams to translate requirements into technical solutions.
  • Implement monitoring, logging, and experimentation capabilities to ensure reliability and support data-driven decisions.

This partner company builds backend infrastructure that powers insurance and protection products across global markets with a growing engineering team. It offers remote work flexibility, cross-functional collaboration, and an inclusive workplace.

$36,145–$60,241/yr
India Unlimited PTO

  • Design, develop, and maintain reliable backend services and APIs for a fraud prevention and financial crime risk platform.
  • Collaborate with product teams and stakeholders to deliver secure, scalable, and customer-focused solutions.
  • Contribute to technical roadmaps, engineering standards, and documentation while working remotely in India.

The company operates a technology platform focused on fraud prevention and financial crime risk management. It is a growing, remote-first organization that values ownership, technical excellence, and meaningful customer impact.

US Europe

  • Build foundational platform services for AI products, including user management, authentication, permissions, and resource access.
  • Own full-stack features end to end, from backend APIs to customer-facing dashboards and internal tools.
  • Work remotely with technical autonomy, collaborating across engineering and product teams on scalable systems.

They build foundational systems that power a suite of innovative AI products used by millions worldwide. They are a high-growth, AI-first engineering organization with an autonomous, low-bureaucracy culture.

US

  • Develop core backend infrastructure for blockchain execution and Ethereum scaling.
  • Tackle distributed systems challenges involving reliability, performance, and scalability.
  • Strengthen security and drive projects from investigation through implementation.

They build foundational infrastructure for Ethereum scalability, security, and decentralized applications. They are a remote-first, globally distributed team collaborating across research, product, and blockchain engineering.

Canada

  • Design, build, and maintain scalable backend services for order routing, task allocation, fulfillment tracking, and shopper compensation.
  • Lead technical design for high-impact projects and improve fulfillment efficiency across marketplaces.
  • Ensure Tier-0 systems are reliable, incorporate AI-assisted tools, and mentor fellow engineers.

The company operates large-scale, real-time fulfillment operations across consumer and enterprise marketplaces. It is a remote-first organization with a collaborative, cross-functional engineering culture.

APAC

  • Implement production backend features for payment flows.
  • Refactor legacy services, modernize APIs, and improve test coverage.
  • Collaborate with product managers and partner teams to deliver end-to-end solutions.

They build and operate scalable, revenue-critical payment infrastructure for modern fintech and billing systems. The organization works in a remote-first, contract-based model with a culture of agility, clean code, and async collaboration.

US

  • Design, build, test, and deploy backend features across payments, fraud, compliance, and user management
  • Integrate with banks, card networks, and third-party services, handling the edge cases money movement demands
  • Write and review technical designs and participate in architecture discussions for distributed, event-driven systems

Astra builds mission-critical infrastructure for moving money at scale, processing billions in annual transaction volume. They are a small, remote-first team with a culture of thoughtful collaboration and initiative.

India

  • Lead, mentor, and develop backend and platform engineering teams responsible for API platforms and usage systems.
  • Own delivery outcomes, including roadmap commitments, execution quality, prioritization, and predictable delivery.
  • Drive operational excellence through SLOs, observability, incident management, and cross-functional collaboration.

They build shared product platforms that power APIs, integrations, AI-driven workflows, and usage-based consumption systems. They foster a collaborative, inclusive, and globally distributed engineering culture while supporting career growth and equal opportunities.

Global

  • Own technical design and execution for major products, systems, and engineering initiatives.
  • Design scalable, reliable systems across backend, frontend, APIs, databases, and infrastructure.
  • Drive architecture decisions and mentor engineers while coding, prototyping, and solving production problems.

KIRA is a fintech company building the leading insurance platform in Southeast Asia and expanding into spending, saving, investing, and more. The company has teams around the world with over 20 nationalities, working from offices and remotely.

India

  • Develop and maintain backend systems and APIs supporting core functionality.
  • Collaborate with cross-functional teams to deliver high-quality, scalable solutions.
  • Optimize performance, troubleshoot production issues, and stay current with emerging technologies.

$195,000–$220,000/yr
US

  • Build and own backend services and APIs for policy, coverage, enrollment, and regional rules that scale to new markets.
  • Translate regional regulatory and product requirements into configurable, reusable platform capabilities.
  • Partner with Product, Design, Data Science, and Legal to prioritize high-impact work and drive data-informed improvements.

Airbnb is an online marketplace that connects hosts offering unique stays and experiences with guests seeking authentic travel. With over 5 million hosts and 2 billion guest arrivals, it values inclusion, belonging, and a fast-growing, collaborative culture.

North America

  • Take deep ownership of key systems and product areas, becoming the technical expert and primary point of reference.
  • Architect, build, and maintain highly available and scalable REST APIs and backend services.
  • Use agentic development workflows and AI coding tools as standard engineering practice.

This partner company builds an AI-driven e-commerce messaging platform powered by customer context and data. It is a high-growth, remote-first environment with a collaborative and supportive culture.

Brazil

  • Design, develop, and evolve backend microservices and APIs that power digital commerce and payment processing.
  • Own production support, monitoring, and incident resolution to ensure service stability and performance.
  • Collaborate with engineering teams and business stakeholders to shape technical priorities and promote code quality with responsible use of generative AI.

This company powers digital commerce, payment processing, and fraud prevention across Latin America. It operates with a remote, collaborative, and fast-paced engineering culture, emphasizing technical ownership and innovation.

Global

  • Own technical design and execution for major products, systems, and engineering initiatives.
  • Design scalable, reliable systems across backend, frontend, APIs, databases, and infrastructure.
  • Lead technically critical initiatives and mentor engineers across teams while staying hands-on.

BJAK builds technology products used by millions of users across Southeast Asia. It is a fast-moving, distributed international team working across multiple countries and time zones.

$180,000–$320,000/yr
US

  • Own backend systems with a focus on scalability, reliability, and maintainability.
  • Improve data warehouse performance through query optimization and precomputed state.
  • Build analytics and experimentation features for audience creation and performance measurement.

A marketing technology platform helping customers activate warehouse data, build audiences, and measure performance. The company focuses on scalable, reliable systems and a collaborative engineering culture.

India

  • 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.

$135,780–$172,280/yr
North America

  • Shape the technical foundation for money movement capabilities and unlock new product lines globally.
  • Guide the design and development of reliable, scalable, performant, and secure payment platform services.
  • Contribute directly to production code and proof-of-concepts, solving complex fintech challenges at massive scale.

Xero is a global cloud-based accounting software platform designed for small businesses. With thousands of employees worldwide, the company fosters a culture of technical excellence, inclusion, and continuous innovation.

US Unlimited PTO

  • Design, build, and maintain robust backend services and APIs at scale.
  • Collaborate with stakeholders to architect and deliver new services from inception to completion.
  • Work with engineering and product teams to shape roadmaps and uphold high engineering standards.

Sardine is the leading agentic risk platform for fighting financial crime, providing real-time fraud prevention and AML automation. The company is remote-first and values performance over hours, with a culture of self-motivated, high-growth individuals.

India 5w PTO 26w maternity 2w paternity

  • Lead architecture and delivery of distributed cloud-native applications for high concurrency and real-time data needs.
  • Build scalable data pipelines, streaming analytics, and integrate ML/AI workflows with data science and engineering partners.
  • Set engineering standards for code quality, security, reliability, and mentor peers while decomposing legacy systems into microservices.

Outreach is the only complete agentic AI platform for revenue teams, powering hundreds of use cases across revenue motions with AI-driven automation and conversation intelligence. The company serves world-leading enterprises like Databricks, SAP, Siemens, and Verizon, fostering an inclusive culture with employee resource groups and a focus on innovation.