Senior Product Engineer – Backend

Kota

Senior Product Engineer (Backend) shaping APIs and SDKs for embedded insurance and retirement products. Collaborating across teams to design resilient systems and improve developer experiences.

Posted 7/14/2026full-timeRemote • 🇪🇺 Anywhere in EuropeSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in building and enhancing backend systems, particularly with .NET and SQL databases, while fostering collaboration across teams to improve customer experiences and operational efficiency. Proven ability to lead incident management efforts and architect innovative solutions for API products.

Highest-signal resume keywords

.NET DevelopmentSQL Database ManagementAPI Product DevelopmentCloud Experience (Azure/AWS)Incident Management

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

.NETSQLORM FrameworksAutomated Test FrameworksAPI DevelopmentCloud ComputingBackend System ArchitectureFeature ImplementationSelf-Service Feature DevelopmentTechnical Issue Resolution

Soft Skills

CollaborationProblem SolvingCustomer Focus

Industry Keywords

FintechPayrollBenefitsIncident ResponseOperational Efficiency

Tech Stack

Tools & technologies

AWSAzureCloud.NETSQL

About the role

Key responsibilities & impact

Drive innovation: Build and enhance products to scale Kota’s API and embed products.
Collaborate for impact: Work closely with teams across Kota to refine procedures, ensuring excellent customer experiences and operational efficiency.
Own incident management: Serve as an incident responder for technical issues, fostering a blameless culture of learning and iterating for improvement.
Architect for the future: Research, design, and implement enhancements that strengthen our product and processes.
Architecting and building new features, for our customer facing APIs and SDKs
Transforming inefficient internal workflows into self-service features that delight customers and save time.
Leading technical efforts to resolve customer-reported issues as part of the incident response team.

Requirements

What you’ll need

8+ years in building backend systems with expertise in:
.NET (we use latest 8+), SQL databases, ORM frameworks. Automated test frameworks
Cloud experience with Azure/AWS
Experience with building API products in fintech, payroll, or benefits is a plus.
You thrive in collaborative environments and enjoy solving complex challenges.
Experience collaborating directly with product teams and designers, and a proven track record of delivering value to customers or users.

Benefits

Comp & perks

Competitive salary and equity in a fast-growing start-up
Health Insurance contribution via Kota.
Access to a Workplace Pension with matched contributions (depending on location)
WFH stipend to support your home office needs.
Group Life Assurance via Kota.
Generous PTO - work hard and take the time you need.
Annual, company-wide offsite.