Senior Backend Engineer

Apollo.io

. Design and implement highly scalable backend services, data pipelines, and integration endpoints .

Posted 9/23/2026full-timeRemote • CanadaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in backend development, focusing on building scalable applications and integrating distributed systems. Proficient in leveraging AI tools for productivity and maintaining high standards in code quality and performance.

Highest-signal resume keywords

Backend DevelopmentDistributed Web ApplicationsRESTful ServicesDatabase ModelingAI Tools Utilization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend DevelopmentDistributed Web ApplicationsDatabase ModelingRESTful ServicesData StructuresAlgorithmsObject-Oriented DesignMicroservicesMachine LearningCode Performance Optimization

Soft Skills

CommunicationProblem SolvingProactivityTeamworkAmbiguity Management

Tools & Technologies

GCPKubernetesDockerMongoRedisRuby on Rails

Certifications & Qualifications

BS Degree in Computer ScienceMS Degree in Computer Science

Industry Keywords

Scalable ApplicationsData PipelinesTechnical DiscussionsSoftware Development LifecycleObservability

Tech Stack

Tools & technologies

ApolloDistributed SystemsDockerGoogle Cloud PlatformKubernetesMicroservicesNoSQLRedisRubyRuby on RailsSQL

About the role

Key responsibilities & impact

Design and implement highly scalable backend services, data pipelines, and integration endpoints
Gather product and engineering requirements, write design documents, and drive technical discussions
Lead the full software development lifecycle from product requirements through architecture, development, quality assurance, and maintenance
Build systems with monitoring, alerting, dashboards, and observability
Communicate development progress to product leads, engineering managers, and stakeholders
Introduce technologies and AI tools that accelerate individual and team workflows
Navigate ambiguity and roadblocks while maintaining project momentum
Participate in scrum ceremonies, team events, and manager 1:1s as part of a global team
Provide and respond to technical and behavioral feedback
Work across data platform architecture and integrations with distributed systems powering Apollo’s AI-driven internal workflows
Organize and structure data at scale with the data engineering team
Own the connections layer and distributed architecture linking Apollo to the broader ecosystem at high throughput

Requirements

What you’ll need

Minimum 5 years of industry experience in backend development, including at least 1–2 years in senior positions, developing large-scale applications
Experience developing distributed web applications at scale
Code that is comprehensible, well-structured, and highly performant
Experience with database modeling (SQL or NoSQL)
Experience using and designing RESTful services
Strong knowledge of computer science fundamentals, including data structures, algorithms, and object-oriented design
Proven experience leveraging AI tools for code generation, debugging, and productivity optimization
Willingness to stay current with emerging AI technologies
Background in fast-scaling startup or high-velocity environments
Communication, problem solving, proactivity, teamwork, listening, creativity and innovation, organization and planning, ambiguity management, project ownership, and distributed web development
BS or MS degree in Computer Science, Computer Engineering, or similar is nice to have
GCP, Kubernetes, Docker, Mongo, Redis, Ruby on Rails, microservices, and machine learning are nice to have

Benefits

Comp & perks

Hands-on mentorship and opportunities to grow and accelerate your career
Resources, support, and autonomy to own your role and make a real impact
Cross-departmental collaboration and team support
Freedom to experiment, take smart risks, and drive big wins