Top Engineering Jobs in Denver & Boulder, CO

Lead backend and full-stack work on the Payments team, building multi-gateway integrations (Stripe, PayPal), payment APIs, and customer payment UIs. Ensure secure, compliant (PCI-DSS) payment flows, reliability, observability, and scalability across AWS/Kubernetes microservices. Partner cross-functionally to design architecture, implement settlement/reconciliation, and maintain high availability.

Design, build, and maintain high-throughput data ingestion and processing pipelines; integrate AI-powered infrastructure; implement and support complex computing algorithms and distributed services; own systems end-to-end including architecture, observability, reliability, and operational support; lead architectural initiatives and reduce system complexity while maintaining performance on large-scale real-time data.

Design, develop, and support Amazon Connect contact flows, serverless backend microservices (Java/Python), React-based agent workspaces, LLM-powered agentic AI (Bedrock/RAG), secure REST APIs, and observability/CI for enterprise contact center integrations.

Lead design and implementation of the PSA Liquidity Platform connecting buyers and sellers. Build buyer tooling, matching/ranking engines, and seller experiences. Architect and operate microservices and Kafka-driven systems on Kubernetes/AWS, instrument observability, apply AI tooling across the SDLC, and drive cross-functional delivery from 0-to-1 while owning end-to-end outcomes.

Lead frontend architecture and implementation for a high-performance SPA and Node.js BFF. Solve algorithmic, concurrency, and memory challenges, optimize performance and builds, drive observability, security, and CI/CD, mentor engineers, and collaborate with product, UX, and SRE teams to deliver resilient, distributed real-time collaborative features.

Lead the RF communication subsystem design and integration for space vehicles, manage technical teams, define requirements, and support program milestones.

Design and develop cutting-edge electronic systems with a focus on FPGA design, implementing digital IP integration, and creating reusable circuits. Collaborate in a team to deliver high-impact technologies while maintaining effective relationships and following test protocols.

The Software Engineer develops web and software applications for MGMA utilizing C#, ASP.Net, SQL, and participates in an Agile development environment.

The Software Engineer develops dynamic web and software applications for healthcare professionals using C#, ASP.Net, and SQL, ensuring adherence to technical requirements and standards.

Design, build, and maintain reliable infrastructure for Yext's SaaS platform, collaborating with engineering teams to enhance performance, security, and operational efficiency.

As a Staff Software Engineer, you'll design, build, and test Gusto's core platform services, mentor engineers, and collaborate with various teams to solve complex engineering problems.

As a Staff Backend Engineer, you'll design and operate backend services, lead technical initiatives, ensure reliability, and mentor team members in a remote-first setup.

The Propulsion Engineer II design spacecraft propulsion systems, perform modifications, derive requirements, and support testing and integration of components, overseeing projects from concept to production.

Support materials and process selection, testing, and documentation for aerospace and defense hardware. Plan and run materials/process investigations, analyze test data (SEM/EDS, FTIR, XRF, thermal, mechanical), consult with engineering and production teams, review drawings for materials/process specifications, and generate technical reports to support design and production.

The Senior Systems Engineer leads technical teams in system development, verification, and operations, ensuring requirements are met throughout the program lifecycle. They collaborate with experts, mentor engineers, and maintain relationships with stakeholders while participating in reviews and risk management.

Lead a team in managing complex engineering projects for space vehicles. Responsibilities include project planning, risk management, budget oversight, and stakeholder collaboration.

Provide systems engineering leadership in technical teams for the development, verification, and operations of missions and subsystems while mentoring engineers and ensuring requirements traceability.

Lead technical teams in the systems engineering lifecycle including requirements development, verification, and operations. Interact with experts, manage verification processes, mentor peers, and support program management activities.

Design, develop, test, and deploy Go and Python microservices for a B2B financial platform. Collaborate cross-functionally, support client onboarding and documentation, build automations, monitor system reliability, and later transition to product development or team lead responsibilities.

Design, develop, test, and architect complex software systems for space and defense applications. Write maintainable code, use Git, participate in code reviews, troubleshoot issues, document processes, stay current with industry trends, and mentor junior engineers while collaborating in Agile teams.

Develop and implement manufacturing processes, lead root cause analysis and corrective actions, drive Lean/Six Sigma process improvements, perform preventive maintenance, create SOPs and work instructions, read technical drawings, analyze production data, and collaborate cross-functionally to improve quality, safety, and efficiency in aerospace manufacturing.

Develop and implement manufacturing processes to improve efficiency, quality, and safety. Perform root cause analysis and corrective actions, lead Lean/Six Sigma process improvements, conduct process validation, support preventive maintenance, create SOPs/work instructions, read engineering drawings/schematics, analyze production data, and collaborate cross-functionally to optimize production and resolve technical issues.

Build and operate scalable, fault-tolerant consumer-facing services using AWS and serverless architectures. Collaborate on design, development, testing, CI/CD, observability, and production ownership. Leverage AI tools and LLM building blocks to prototype, evaluate, and improve software and automated workflows.

As a Staff Site Reliability Engineer, you'll oversee Zscaler production data center services, optimize code, and ensure cloud service availability and performance. Collaborate with cross-functional teams to improve processes and resolve escalated issues.

The Principal Engineer will lead technical direction across multiple teams, design architecture for financial systems, mentor engineers, and drive multi-year transformations in the Money Group.