Senior Backend Developer, Data Team

CapIntel

Senior Backend Developer designing and delivering infrastructure to keep CapIntel's platform fast and reliable for wealth management.

Posted 5/22/2026full-timeRemote • 🇨🇦 CanadaSenior💰 CA$110,000 - CA$150,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudJavaScriptMongoDBNode.jsNoSQLTypeScript

About the role

Key responsibilities & impact

Design, build, and maintain robust and scalable data pipelines using TypeScript, Node.js, Temporal.io, and NoSQL databases such as MongoDB.
Architect storage solutions for structured and unstructured financial data, ensuring performance, reliability, and scalability.
Identify and drive performance optimizations across existing pipelines — profiling bottlenecks, improving throughput, and reducing latency at scale.
Deploy, monitor, and optimize services on AWS, applying best practices for observability, cost efficiency, and fault tolerance.
Drive technical excellence by writing clean, maintainable code supported by thorough unit and integration testing.
Participate in and elevate code reviews, architecture discussions, and technical planning, setting a high bar for engineering quality.
Contribute to the evolution of our backend development standards and processes.
Partner closely with product, platform, and design teams to translate business requirements into scalable backend solutions.
Support the development and maintenance of internal APIs where needed, ensuring reliability and consistency across integrations.

Requirements

What you’ll need

Strong computer science fundamentals — a deep understanding of data structures, algorithms, complexity, and system design that translates directly into well-architected, high-performance pipelines.
Extensive experience developing and maintaining data pipelines in TypeScript or a comparable strongly-typed backend language, with the ability to hit the ground running in our TypeScript-first codebase.
Proven ability to identify and resolve performance bottlenecks in data-intensive systems, with a systematic approach to profiling and optimization.
Expertise with MongoDB or similar NoSQL databases, including data modeling and query optimization.
Strong background with cloud storage and monitoring services.
Comfort with CI/CD workflows and infrastructure as code.
A track record of writing well-tested, reliable code and driving best practices across a team.
Solid collaboration and communication skills to bridge technical and non-technical stakeholders.

Benefits

Comp & perks

Variable pay
Equity
Comprehensive benefits
Flexible time off
Dedicated opportunities for growth and development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

TypeScriptNode.jsTemporal.ioNoSQLMongoDBdata pipelinesperformance optimizationunit testingintegration testingdata structures

Soft Skills

collaborationcommunicationtechnical planningcode reviewsproblem-solvingsystematic approachdriving best practicesinterpersonal skillsleadershiporganizational skills