Top Remote Senior Level Software Engineer Jobs in CO

Build and lead development of high-availability backend services for Affirm’s card loan platform. Design scalable APIs, data models, microservices, and event-driven systems supporting real-time loan attribution, approvals, origination, and refunds. Drive technical strategy, troubleshoot complex performance issues, collaborate with cross-functional teams, and mentor engineers while ensuring long-term system robustness and scalability.

Leads enterprise software architecture and development across multiple product lines, establishes design standards, reviews solutions, troubleshoots complex issues, and provides technical guidance across teams. Supports modernization of on-premise systems and migration to Azure cloud. Partners with engineering and executive leaders on technology strategy, security adaptability, automation, and solution design using agile methods.

Build and own backend services and APIs supporting money movement, payments, settlements, reconciliation, payroll integrations, retirement workflows, and financial compliance. Ship reliable production code, debug incidents, improve observability and operational tooling, and collaborate with product, compliance, operations, and engineering teams. Mentor engineers and ensure systems handling customer funds are correct, scalable, and well tested.

Design and evolve scalable referral, partner data, and patient booking systems. Lead complex technical projects across teams, make architecture and API decisions, improve security, performance, reliability, and scalability, and mentor engineers. Collaborate with product, design, engineering leadership, partners, and stakeholders while using AI-assisted development tools such as Claude Code to improve delivery velocity and quality.

Design, develop, customize, and support secure, scalable Salesforce solutions on the Force.com platform. Build Apex, Lightning, Visualforce, Flow, OmniStudio, and integration solutions; create automated tests; oversee interface development; document systems; and support deployment processes. Collaborate with product and business stakeholders, provide Salesforce architecture leadership, identify technical risks, and mentor engineers while delivering CRM and workflow capabilities.

Owns the full lifecycle of operational software products, from concept through production. Builds and tests reliable, user-focused features; scales prototypes; triages issues and identifies root causes; and partners with product teams, mission engineers, architects, and end users to deliver effective solutions. The role requires strong React, TypeScript, and Python skills, performance optimization experience, and collaboration across technical and non-technical stakeholders.

Leads technical initiatives for Toast’s restaurant scheduling product, designing and delivering scalable full-stack software. Responsibilities include architecture, API and system design, roadmap influence, cross-functional collaboration, engineering quality, performance, and technical leadership. The role also promotes AI-assisted development and improved employee and customer experiences.

Build and operate production-grade Python backend services, APIs, distributed systems, data pipelines, and agentic workflows for an AI observability platform. Own ambiguous projects from prototyping through architecture, testing, deployment, and ongoing operation. Collaborate with product, machine learning, and infrastructure teams, while contributing React front ends when needed. The role requires strong backend depth, distributed-systems expertise, cloud experience, and end-to-end product ownership.

Leads a cross-functional engineering team responsible for GameChanger’s basketball coverage products across iOS, Android, and backend platforms. Coaches and develops engineers, sets delivery and reliability standards, partners with Product and Design on priorities, hires talent, and contributes to engineering culture and organizational effectiveness. The role requires technical depth, architecture fluency, product judgment, and active development of AI fluency.

Design and build scalable frontend and backend features for route planning, routing, navigation, and route execution products. Partner with product, design, and engineering leadership to improve planner efficiency, leverage AI appropriately, and promote technical excellence. Mentor junior engineers, contribute to team growth, engage with customers, and help scale products across industries and customer verticals.