Affinity.co · 7 hours ago
Senior Backend Engineer
Affinity is a company focused on empowering dealmakers through their Relationship Intelligence platform. As a Senior Backend Engineer, you will enhance the product's backend systems, mentor other engineers, and collaborate with cross-functional teams to drive technical solutions that align with business needs.
AnalyticsArtificial Intelligence (AI)Business DevelopmentBusiness IntelligenceContact ManagementCRMEnterprise SoftwareLead Generation
Responsibilities
Be hands-on and in the code for the core areas of our product, iterating on current data models and APIs with performance and scalability in mind for current and future usage
Mentor other engineers and uplevel them in designing and building robust and scalable systems, as well as building and reinforcing a team ownership culture in observability and maintainability
Apply modern AI best practices to both the development process and product features
Collaborate across team boundaries and with product and design teams--you'll have the opportunity to learn from a wide variety of experiences and, of course, to share your own
Proactively identify areas for technical investment within the team, be aligned with and help define the technical roadmap across engineering to adapt to the changing needs of the business and our customers
Act as a project lead where you’ll be owning technical solutions and outcomes. This involves collaborating closely with product, design, and technical leads to define the project scope and milestones and distributing work across the team and driving implementation goals
Qualification
Required
You have 5+ years of experience as a software engineer, including familiarity with the different pieces of technology involved in building modern web applications
You have experience writing server-side code leveraging modern OOP practices using Ruby and PostgreSQL
You have a strong understanding of relational databases and the ability to design and implement systems that scale and avoid performance bottlenecks
You've helped your teams to solve high-scale challenges, and have experience working on large migration projects in the areas of data modeling and APIs
You care about setting up and owning core systems, with observability and long-term support and maintenance in mind
You're excited to work collaboratively within engineering and as part of a cross-functional team
Preferred
Bonus for additional technologies in our stack including Rails, Sorbet, Sinatra, React, Typescript, NextJS, Chrome Extension Development, or Outlook Addin Development
Benefits
Health Benefits: We cover both you and your dependents' extended health benefit premiums and offer flexible personal & sick days to support your well-being.
Retirement Planning: We offer an RRSP plan to help you plan for your future.
Learning & Development: We provide an annual education budget and a comprehensive L&D program.
Wellness Support: We reimburse monthly for things like home internet, meals, and wellness memberships/equipment to support your overall health and happiness.
Team Connection: Virtual team-building activities and socials to keep our team connected, because building strong relationships is key to success.
Company
Affinity.co
Affinity is a relationship intelligence platform that empowers dealmakers in relationship-driven industries to find and win better deals, faster.
Funding
Current Stage
Growth StageTotal Funding
$120MKey Investors
Menlo Ventures8VCPear VC
2021-09-09Series C· $80M
2019-02-13Series B· $26.5M
2018-03-01Series Unknown
Recent News
2025-11-26
Startup Daily
2025-11-03
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