Senior Software Engineer - Data Team

CreditNinja - KMD Partners, LLC; Remote; CAD 150,000 - 200,000; Full time

Job summary

An innovative technology company in Toronto is seeking a Senior Software Engineer to enhance their data ingestion infrastructure. The successful candidate will design and develop integrations with major advertising platforms, creating reliable data pipelines. This role requires strong backend development skills, a passion for solving complex issues, and an ability to leverage AI for improved productivity. The company promotes a remote-first culture with commendable benefits.

Benefits

100% Remote Work

4-Day Work Week

Unlimited Vacation

Employee Stock Options

Comprehensive Health, Dental, Vision, and Life Insurance

401(k) retirement plan

Free Books through NinjaCat’s reading program

Personal Learning & Development Stipend

Monthly Health & Wellness Reimbursement

Award-Winning Workplace

Qualifications

• Strong proficiency in backend development and data systems.
• Experience with building integrations with third-party REST APIs.
• Strong understanding of asynchronous programming and distributed systems.

Responsibilities

• Design, build, and maintain robust data integrations.
• Develop and optimize ETL pipelines.
• Leverage AI for code generation and problem-solving.

Skills

TypeScript

Node.js

Kubernetes

AI tools

Problem-solving

Education

8+ years of software engineering experience

Tools

AWS

MySQL

PostgreSQL

Docker

Job description

About NinjaCat

NinjaCat is the leading Enterprise Data & AI Platform for Marketing, helping brands, agencies, and media companies turn complex data into clear, actionable intelligence. Our platform unifies fragmented marketing data into an enterprise-grade data cloud—unlocking AI-powered insights, automation, and performance at scale.

With the addition of AI agents like Nina, we’re reimagining what’s possible in customer support and analytics—making it faster, smarter, and more human than ever before.

Recognized by Inc. Magazine and AdAge as one of the Best Places to Work, NinjaCat is a remote-first company built on a culture of Compassion, Action, Trust, and Scrappiness. We’re backed by significant investment, powered by innovation, and united by a mission to transform how marketing teams harness data and AI to achieve extraordinary results.

We’re growing fast—and if you’re passionate about data, technology, and impact, we’d love to grow with you.

About The Role

We're seeking a Senior Software Engineer to join our Data Team and play a critical role in building and scaling the data ingestion infrastructure that powers our platform. You'll be responsible for designing, developing, and maintaining integrations with major advertising platforms (Google Ads, Facebook Ads, LinkedIn, and more) and ensuring reliable, high-performance data pipelines that serve thousands of clients.

This role is ideal for someone who thrives on solving complex technical challenges, is passionate about building scalable systems, and leverages AI tools to maximize development velocity and code quality.

Key Responsibilities

Data Integration & Ingestion

• Design, build, and maintain robust integrations with third-party advertising and marketing platforms (Google Ads, Facebook Ads, LinkedIn, TikTok, etc.)
• Develop and optimize ETL pipelines to handle large-scale data ingestion with high reliability and performance
• Build resilient systems that gracefully handle API rate limits, failures, and data inconsistencies
• Monitor and troubleshoot data pipeline issues, ensuring data quality and completeness

Architecture & Development

• Contribute to the architecture and design of our data ingestion infrastructure
• Write clean, maintainable, and well-tested code following best practices
• Participate in code reviews and provide constructive feedback to team members
• Collaborate with product and engineering teams to design solutions that meet customer needs and solve real problems

AI-Augmented Development

• Leverage AI-powered tools (Claude Code, Codex, Cursor, Droids etc.) to accelerate development workflows
• Utilize AI for code generation, debugging, documentation, and problem-solving
• Share knowledge and best practices with the team on effective AI tool usage

Operational Excellence

• Deploy and maintain services in Kubernetes environments
• Participate in on-call rotations and incident response
• Implement monitoring, logging, and alerting to ensure system reliability
• Continuously improve system performance, scalability, and maintainability

Required Qualifications

• 8+ years of professional software engineering experience, with significant focus on backend development and data systems
• Strong proficiency in TypeScript and Node.js/JavaScript—our primary backend stack
• Experience with Kubernetes (K8s) for container orchestration and deployment
• Proven experience building integrations with third-party APIs, particularly REST APIs with complex authentication mechanisms (OAuth, API keys, etc.)
• Experience with data ingestion, ETL processes, or data pipeline development
• Demonstrated ability to leverage AI tools (Claude / Claude Code, Cursor w/ Agents, ChatGPT, etc.) to enhance productivity and code quality
• Strong understanding of asynchronous programming, concurrency, and distributed systems
• Experience with relational databases
• Excellent problem-solving skills and ability to debug complex systems
• Strong written and verbal communication skills for a remote-first environment
• Self-motivated and able to work independently with minimal supervision
• Comfort with ambiguity and ability to make pragmatic technical decisions

Nice to Have

• Experience with Java (we use it for some services)
• Front-end development experience with Vue.js
• Prior experience in the marketing technology or advertising technology space
• Familiarity with specific advertising platform APIs (Google Ads API, Meta Marketing API, etc.)
• Experience with data warehousing solutions (BigQuery, Snowflake, Redshift)
• Knowledge of stream processing frameworks (Kafka, Kinesis, etc.)
• Experience with CI/CD pipelines and DevOps practices
• Contributions to open-source projects
• Experience working in a fully remote company

Our Tech Stack

• Backend: TypeScript, Node.js, Java
• Frontend: Vue.js
• Infrastructure: Kubernetes, AWS
• Databases / Warehouses: MySQL, PostgreSQL, Redis, Snowflake
• Data: BigQuery, ETL pipelines
• Tools: Git, Docker, CI/CD automation

NinjaCat offers a competitive base salary that varies based on job-related knowledge, skills, and experience. We’re committed to providing benefits that support our team’s health, growth, and work-life balance.

Our benefits include:

• 💻 100% Remote Work — work from anywhere
• 🗓️ 4-Day Work Week — a more balanced approach to productivity
• 🌴 Unlimited Vacation — flexibility to recharge when needed
• 💰 Employee Stock Options
• 🩺 Comprehensive Health, Dental, Vision, and Life Insurance
• 💼 401(k) retirement plan
• 📚 Free Books — through NinjaCat’s reading program
• 🎓 Personal Learning & Development Stipend
• 🧘 Monthly Health & Wellness Reimbursement
• 😺 A “Purrfect” Culture — enjoy cat puns and memes in good company
• 🏆 Award-Winning Workplace — recognized by Inc. Magazine and rated 4.7★ on Glassdoor

If you’re excited about our mission but don’t meet every single qualification, we encourage you to apply. Skills are transferable, and we value passion and potential just as much as experience.

Equal Opportunity

NinjaCat is an equal opportunity employer committed to fostering a diverse and inclusive workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, ancestry, disability, medical condition, marital status, genetics, age, veteran status, or any other protected characteristic under applicable law.

This commitment applies to all aspects of employment, including hiring, promotion, compensation, benefits, training, and development. Hiring decisions are made based solely on qualifications, merit, and business needs.

Please note: Applicants must be located in and authorized to work in the United States or Canada. At this time, NinjaCat does not offer visa sponsorship or transfers.