Top Remote Software Engineer Jobs in Denver & Boulder, CO

Build and operate backend advertising services and APIs using Node.js and TypeScript, develop server-driven ad experiences, integrate advertising partners, and ship Android features in Kotlin. Improve system performance, reliability, observability, and testing while collaborating with senior engineers, product, and media sales teams. The role supports advertising across Android, iOS, web, and live video streaming applications.

Develop backend systems and continuous delivery platforms that help engineering teams release software independently and safely. Responsibilities include writing tested and extensible code, collaborating with stakeholders, debugging code, participating in code reviews, balancing delivery speed with reliability, and contributing to team growth. The role involves working with distributed systems and technologies including Python or Kotlin, AWS, MySQL, and Kubernetes.

Design, build, and maintain Gusto’s financial data and payment systems, including ledgers, subledgers, reconciliation, reporting, payment profiles, bank verification, and payment infrastructure. Lead variance investigations, make architectural decisions, scale Ruby/Rails and TypeScript/React applications, collaborate cross-functionally, and mentor engineers while ensuring correctness, auditability, and fault tolerance.

Develop and launch reliable backend systems using Python or Kotlin, AWS, MySQL, and Kubernetes. Break projects into deliverable phases, collaborate with product, design, and analytics teams, monitor system metrics, support availability and on-call operations, debug code, conduct code reviews, and contribute to team growth and interviewing. The role requires 1.5+ years of software engineering experience and strong communication skills.

Build and operate scalable, customer-facing full-stack software for Samsara’s safety products. The role involves developing web, mobile, API, and platform capabilities; integrating LLMs, agentic workflows, and RAG; evaluating AI quality; and improving reliability, scalability, and operational health. The engineer collaborates with Product, Design, ML, and platform teams while owning features from concept through production.

Build and deliver backend payment-processing features using Kotlin, scalable APIs, microservices, and containerization. Develop automated tests, monitor feature rollouts, collaborate with UX and product management, and participate in design and code reviews. The role supports Toast’s unified payments platform and requires East Coast working hours.

Build and maintain scalable backend platforms for capital orchestration, transaction reconciliation, collateral movement, data pipelines, and business workflows. Collaborate with engineers, product managers, designers, analysts, and business stakeholders to design systems, write tested code, improve reliability, and deliver projects incrementally. Support production operations through monitoring, metrics, debugging, code reviews, and on-call responsibilities.

Develop and maintain scalable Python software, integrations, and web applications. Collaborate with QA, IT operations, analysts, and stakeholders in an Agile/Scrum environment. Design technical solutions, translate workflows into requirements, participate in code reviews and Scrum ceremonies, optimize relational and non-relational database queries, troubleshoot production issues, and improve application performance and security.

Own and improve Hex’s production infrastructure across cloud computing, networking, databases, CI/CD, observability, security, and single-tenant environments. Projects may include Kubernetes and AWS operations, infrastructure automation, PostgreSQL scaling, deployment systems, cost optimization, workload isolation, and customer-facing connectivity features. The role requires end-to-end ownership, on-call participation, technical writing, and the ability to turn ambiguous infrastructure problems into shippable solutions.

The Founding Engineer will lead the development of Sailor Health's AI-powered platform, building systems for patient care and mentor the engineering team.

Lead the technical direction for Deepgram’s Console team, architecting developer-facing products including Console, Playground, account management, billing, analytics, and AI tooling. Build full-stack features, guide large cross-functional projects, drive self-serve growth infrastructure, mentor engineers, establish technical standards, and partner with senior leaders on strategy, prioritization, and product-led growth.

Lead development of resilient, scalable features across Toast’s POS, backend, and frontend systems for sports, entertainment, and hospitality customers. Design, deploy, and maintain production services; lead complex reliability projects; collaborate with Product, Design, Sales, Customer Success, and other teams; build automated tests; monitor feature rollouts; and mentor engineers. The role also encourages using AI tools to improve development productivity.

Lead the development of an AI-powered platform for senior mental health, building systems for patient experience, and mentoring the engineering team.

Staff Software Engineer responsible for technical strategy, architecture, and development of web and mobile authentication experiences. Leads major technical initiatives, partners with product, design, and analytics, improves reliability and operational readiness, establishes engineering standards, and mentors team members. Requires extensive experience building web applications with React or Vue, proficiency in JavaScript or TypeScript, strong system architecture and communication skills, and a related degree or equivalent experience.

Build the core AI platform for an AI-native trading experience. Develop a high-performance Rust backend supporting streaming responses, low-latency tool execution, caching, and model orchestration. Design secure, observable APIs and runtime components with authentication, authorization, rate limiting, auditing, tracing, retries, and fallbacks. Build safe trading action infrastructure with deterministic previews, confirmations, idempotency, and audit logs while partnering with product and frontend teams.

Build and scale mission-critical tips, earnings, and payroll platforms for restaurant employees. Own systems end to end, lead complex projects from design through deployment, improve reliability and correctness, collaborate with product and design, review code, mentor engineers, and deliver scalable backend services that affect employee pay and product revenue.

Own and deliver quarterly engineering goals for Affirm’s ML Feature Platform. Design, develop, and launch scalable backend systems, lead engineers through ambiguous problems, collaborate with product and design stakeholders, improve platform reliability and availability, support on-call operations, establish quality standards, and mentor team members. The role focuses on highly available distributed systems supporting machine learning feature creation, storage, serving, and offline backfilling.

Design, build, and operate highly available, secure, large-scale cloud services and infrastructure. The role focuses on performance optimization across infrastructure, databases, and APIs; establishing engineering standards; shaping technical direction with Product; and mentoring engineers. The team uses Kotlin, Go, AWS, PostgreSQL, DynamoDB, Terraform, and Apache Pulsar to support distributed, event-driven systems processing billions of requests daily.

Design and deliver Android system applications for Toast POS devices, including device policy enforcement, setup, firmware and app updates, background services, and fleet deployment. Lead technical design, cross-functional planning, Android and hardware upgrades, automated testing, production issue investigations, and staged rollouts. Mentor engineers and collaborate with product, hardware, QA, and software teams to build secure, reliable device-management systems.

Lead the technical direction for Babylist’s new search team, building an in-house search platform from scratch. Own indexing, retrieval, ranking, query understanding, personalization, relevance measurement, conversational search, and integration with recommendations and AI. Drive architecture, product decisions, cross-team initiatives, production delivery, platform adoption, and search quality improvements while coaching senior engineers and partnering with product, design, and data.

Provides technical leadership on complex, high-impact engineering projects from design through launch. The role involves architecture, company-wide initiatives, engineering excellence, mentoring technical leaders, and establishing standards for scalable, reliable, secure, observable systems. The engineer will collaborate across teams, communicate complex technical topics, and apply customer-focused decision-making and A/B testing techniques.

Build and ship backend features end-to-end using Ruby on Rails and SQL. Lead complex technical projects, solve architecture challenges, establish standards, conduct meaningful code reviews, resolve high-risk bugs, document systems, collaborate across engineering teams, and mentor junior engineers.

Lead architecture and hands-on development of a scalable fraud and payment risk platform. Build backend services, APIs, feature pipelines, configurable rules, experimentation infrastructure, and machine-learning lifecycle tooling. Own reliability, observability, monitoring, performance, and safe production deployments. Collaborate with product, risk policy, data science, and engineering teams while mentoring engineers and driving complex initiatives from design through production.

Build full-stack geospatial applications and platform components for defense and intelligence users. Develop interactive mapping tools with TypeScript, React, Tailwind, Node.js, and PostgreSQL; design reusable map components; ingest, analyze, and visualize high-volume geospatial data; integrate agentic AI analyses; and collaborate with customers, mission owners, designers, and engineers to create intuitive operational workflows.

Lead full-stack engineering for Rula’s patient portal, designing scalable, secure, and reliable systems across scheduling, billing, communications, and treatment planning. Own technical direction, architecture, complex initiatives, and long-term improvements while mentoring engineers and collaborating cross-functionally. Build and operate solutions using React, TypeScript, Node.js, microservices or event-based architectures, Kafka, and AWS. Participate in on-call support and troubleshoot production issues.