Senior Backend Engineer - AI-First, Scalable Systems

Apollo.io; Ottawa; Hybrid; CAD 120,000 - 180,000; Full time

Benefits offered by this job

Remote & in-person

Flexible time off

Competitive pay

Learning stipend

Global healthcare

Mental health coaching

Job summary

Apollo.io is seeking a Senior Software Engineer to join a fast‑growing team building data platform architecture and distributed integrations that scale.

You will own backend services, data pipelines, and observability, collaborate with global teams, and bring an AI‑first mindset to coding, debugging, and deployment.

The role offers remote and in‑person options, deep mentorship, and opportunities to influence tooling and product experiences across a high‑velocity environment.

Qualifications

• Minimum 5 years backend development experience in fast-paced environments.
• 1–2 years in senior positions.
• Experience with distributed web applications at scale.
• Strong CS fundamentals and object‑oriented design.
• Experience with RESTful services and data modeling.

Responsibilities

• Design and implement scalable backend services and data pipelines.
• Lead the full software development lifecycle from requirements to maintenance.
• Collaborate with cross‑functional teams and stakeholders.
• Adopt AI tools to improve workflow and coding processes.
• Ensure observability with monitoring and alerting.

Skills

Backend development

Distributed systems

RESTful services

API design

AI tooling integration

SQL/NoSQL databases

CI/CD pipelines

Team leadership

Education

BS/MS in Computer Science or related

Tools

React.js

TypeScript

Python

GoLang

MongoDB

Elasticsearch

Redis

Kafka

Kubernetes

Docker

GCP

Terraform

Ansible

Grafana

Kibana

GitHub Actions

Job description

Apollo.io is seeking a Senior Software Engineer to join a fast‑growing team building data platform architecture and distributed integrations that scale.

You will own backend services, data pipelines, and observability, collaborate with global teams, and bring an AI‑first mindset to coding, debugging, and deployment.

The role offers remote and in‑person options, deep mentorship, and opportunities to influence tooling and product experiences across a high‑velocity environment.