Full Stack Engineer

Trilyon, Inc.; Denver (CO); On-site; USD 120,000 - 160,000; Full time

Job summary

Trilyon, Inc. is seeking a Denver-based Senior Full Stack Engineer / Technical Lead for a 12-month onsite contract. You will blend business discovery with hands-on architecture to modernize legacy automation into cloud-native services.

You'll lead the development of scalable solutions using Node.js, TypeScript, React, and AWS, while guiding a team through API integration and backend design. Local candidates only, onsite in Denver, CO.

Qualifications

• 8+ years of software engineering experience with demonstrated technical leadership or solution architecture expertise.
• Core stack mastery in Node.js, TypeScript, and React with backend emphasis.
• Discovery and communication skills to map ambiguous workflows to clear roadmaps.
• Cloud experience on AWS with robust REST and SOAP API integration.
• Onsite work requirement in Denver, CO.

Responsibilities

• Lead discussions with business stakeholders, map processes, and formulate technical solutions.
• Review bot modernization designs and architect resilient replacement systems using APIs, microservices, and modern UIs.
• Lead hands-on development using Node.js, TypeScript, React, and AWS.
• Build and consume REST and SOAP APIs to interface with databases and third-party platforms.
• Be locally based in Denver and available for onsite work.

Skills

Node.js

TypeScript

React

Technical leadership

API integration

AWS

Tools

Git

GitHub Actions

REST APIs

Job description

Job Title: Senior Full Stack Engineer / Technical Lead

Location: Denver, CO (100% Onsite – Local Candidates Only)

Duration: 12-Month Contract

Compensation: Competitive (Market Rate)

Engagement Type: W2 Only (No C2C / Corp-to-Corp)

We are looking for a Denver-based Senior Full Stack Engineer / Technical Lead for an onsite, 12-month contract. This role blends high-level business discovery with hands-on architecture to lead the decommissioning and modernization of legacy Automation Anywhere bots into scalable, cloud-native services.

What You’ll Do

• Discovery & Business Analysis: Lead discussions directly with business stakeholders, ask incisive discovery questions, map undocumented processes, and formulate technical solutions.
• Modernization Design: Review Automation Anywhere bot workflows and architect resilient replacement systems utilizing APIs, microservices, and modern UIs.
• Full Stack Development: Lead hands-on development alongside the engineering team using Node.js, TypeScript, React, and AWS.
• System Integration: Build and consume REST and SOAP APIs to interface with internal databases and third-party vendor platforms.

Must-Have Qualifications

• 8+ years of software engineering experience with demonstrated technical leadership or solution architecture expertise.
• Core Stack: Advanced hands-on proficiency in Node.js, TypeScript, and React, with an emphasis on backend architecture.
• Discovery & Communication: Proven ability to independently conduct stakeholder discovery, ask the right technical and business questions, and turn ambiguous workflows into clear roadmaps.
• Cloud & APIs: Solid experience building and deploying services on AWS, along with robust REST and SOAP API integration skills.
• Work Arrangement: Must be local to the Denver, CO area and available to work onsite.

Nice-to-Have

• SQL database experience (PostgreSQL, MS SQL Server).
• Familiarity with workflow orchestrators like Argo Workflows.
• CI/CD automation with Git / GitHub Actions.
• Familiarity with C# or legacy RPA tools.

Note: This position is open strictly to local candidates on a direct W2 basis. C2C / sub-contracting arrangements are not accepted.