Full-Time

Senior Full Stack Engineer

Updated on 8/1/2026

Infinity Constellation

Infinity Constellation

11-50 employees

Invests in founders and AI-enabled ventures

No salary listed

Remote in USA + 1 more

More locations: New York, NY, USA

Remote

Category
Software Engineering (1)
Required Skills
LLM
Pinecone
FastAPI
Webflow
Python
React.js
Data Visualization
Node.js
Postgres
GraphQL
JIRA
n8n
Next.js
REST APIs
Data Modeling
Web Development
Zapier

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Requirements
  • At least 6 years of experience in engineering, product, or technical architecture roles.
  • Experience building platforms or internal systems from zero to version one or beyond.
  • Strong product intuition and systems-thinking ability.
  • Comfort working with ambiguity and evolving requirements.
  • Ability to translate non-technical needs into technical solutions.
  • Experience with modern web stacks, application programming interfaces, automation, and artificial intelligence tooling.
  • Production-grade full-stack web development experience with React or Next.js, or an equivalent modern frontend framework; Node.js or Python with FastAPI preferred, or a similar backend technology; REST and basic GraphQL; authentication, permissions, and role-based access; and handling real users, data, and edge cases.
  • Experience designing relational or hybrid schemas using PostgreSQL and JSON.
  • Understanding of modeling brands, assets, campaigns, messaging hierarchies, versions, approvals, and history.
  • Experience integrating tools through application programming interfaces, including Stripe, Jira, Webflow, content management systems, and customer relationship management systems.
  • Experience using automation tools such as Zapier, Make, n8n, or Temporal.
  • Ability to design asynchronous workflows, including approvals, handoffs, and notifications.
  • Experience building internal dashboards and administrative tools.
  • Practical artificial intelligence and large language model implementation experience, including prompt engineering for structured outputs, embedding large language models into workflows, using vector databases such as Pinecone, Weaviate, or Supabase, and designing guardrails for brand voice and consistency.
Responsibilities
  • Design and own the technical architecture of The SOURCE platform.
  • Translate creative, brand, and agency workflows into scalable systems.
  • Build a platform that supports current services and future software-as-a-service expansion.
  • Make pragmatic build-versus-buy-versus-automate decisions.
  • Ship quickly, iterate frequently, and prioritize leverage over perfection.
  • Build internal tools that reduce scope creep and operational drag.
  • Integrate artificial intelligence, automation, and workflow tooling where they add value.
  • Establish technical standards, documentation, and patterns early.
  • Act as a thought partner to the founder on product vision and sequencing.
  • Help define what Radiance should and should not build.
  • Lay the groundwork for future engineering hires and contributors.
  • Own outcomes, not just code.
Desired Qualifications
  • Experience building tools for agencies, creative teams, or knowledge workers.
  • Exposure to artificial intelligence workflows, large language models, or automation systems.
  • Experience scaling internal tools into external-facing products.
  • Interest in brand, design, storytelling, or creative systems.
  • Prior founding or early-employee experience.
Infinity Constellation

Infinity Constellation

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Infinity Constellation acts as a business-building platform that helps creators own their work and pursue long-term, sustainable success. It delivers lean, tech-driven tools and executive support enhanced by AI and human insight, enabling founders to quickly iterate and build essential services. The platform also invests in both companies and the founders, fostering a collaborative ecosystem where ownership, disruption of traditional industries, and diverse leadership are prioritized. By combining mentorship, capital, and AI-enabled execution, the company aims to empower bold founders to reshape industries and create lasting impact.

Company Size

11-50

Company Stage

Series A

Total Funding

$24M

Headquarters

Las Vegas, Nevada

Founded

2023

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Simplify Jobs

Simplify's Take

What believers are saying

  • $24M Series A supports rapid launch of multiple AI businesses.
  • Professional-services verticals offer large, fragmented automation opportunities.
  • Day-one revenue focus can generate quick organic MRR.

What critics are saying

  • Incumbents can bundle AI faster than Infinity launches new units.
  • Shared infrastructure creates cross-portfolio security and governance exposure.
  • Launching eight companies yearly strains capital and founder quality control.

What makes Infinity Constellation unique

  • AI-native holdco building service startups from day zero.
  • Pairs repeat founders with shared AI engineers and back-office support.
  • Uses one central brain to compound knowledge across portfolio companies.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Health Savings Account/Flexible Spending Account

Life Insurance

Disability Insurance

Remote Work Options

Growth & Insights and Company News

Headcount

6 month growth

-9%

1 year growth

-9%

2 year growth

-9%
PolarPath Technologies
Jun 9th, 2026
What Infinity Constellation's $24M Series A tells contractors about the coming wave of purpose-built AI tools.

What Infinity Constellation's $24M Series A tells contractors about the coming wave of purpose-built AI tools. June 9, 2026 If you run an HVAC, electrical, mechanical, or facilities operation, the software market has mostly ignored you for the last decade. The tools that exist were either built for pure residential service, or for large general contractors with dedicated IT staff. The stuff in the middle, mixed service-and-project shops with 20 to 300 people, running on QuickBooks and a pile of point tools, has been an afterthought. That is starting to change, and a funding announcement from earlier this month is a useful signal worth paying attention to. What happened: Infinity Constellation closes a $24M Series A. On June 8, 2026, The SaaS News reported that Infinity Constellation, a US-based venture studio focused on AI-driven software for professional services, closed a $24M Series A round. The round was backed by Rafferty Ventures, Oxford Funds, Freestyle VC, Backed VC, BY Ventures, and Millennial Ventures, bringing their total funding to $41M. The model is a venture studio: rather than building one company, Infinity Constellation plans to launch up to eight new AI-focused software businesses per year. Their current portfolio already includes a construction permitting automation startup and an AI-driven executive assistant. The stated focus is industries that have historically been underserved by technology. That last phrase is the one worth sitting with. Why "historically underserved by technology" Points directly at your shop. The trades and field-service sector fits that description precisely. The core operational workflow for a mid-size contractor, from customer intake through quoting, dispatch, field execution, project management, change orders, invoicing, and payroll, has never had a single coherent software layer. Instead, it runs on a combination of QuickBooks, spreadsheets, a dispatch tool, maybe a project tool, and a significant amount of human re-keying between them. That human middleware is not a small inconvenience. It is where billable work disappears. A change order gets done in the field and never makes it back to the project manager. A permit expires because nobody was tracking the renewal date. An invoice sits for two weeks because the field data hasn't been reconciled yet. These are not edge cases. They happen on almost every project of any complexity. Permitting is a particularly pointed example. In Ontario, the permit process for mechanical, electrical, and HVAC work involves multiple submission rounds, inspections, and expiry windows that vary by municipality. A shop running active projects across the GTA might have dozens of open permits at any given time. Tracking them manually is a real administrative burden, and missing a renewal can stall a job and trigger re-inspection costs. The fact that Infinity Constellation's existing portfolio already includes a construction permitting automation startup suggests the market sees real economic value in automating exactly this kind of high-friction, rules-based administrative work. How to think about the coming wave of AI tools for contractors. More purpose-built AI tools coming to market for the trades is genuinely good news. But it also creates a practical challenge for operations managers and owners: how do you evaluate a new category of specialized tools without creating more fragmentation in your stack? Here is a simple framework for thinking through it. 1. Identify your highest-friction administrative tasks first. Before you look at any tool, list the tasks in your operation that are genuinely high-volume, rules-based, and currently done by a person moving information from one place to another. Common examples for field-service shops: * Permit status tracking and renewal reminders across active projects * Applicant screening for field technician and project manager roles * Scheduling follow-up calls on quotes that haven't been responded to * Matching field timesheet data to job cost before invoicing * Pulling together daily reports and RFIs on project sites These are the tasks where AI automation delivers the clearest return, because the cost of the status quo is measurable (hours per week, errors per month, jobs delayed). 2. Distinguish point tools from workflow-integrated automation. A specialized AI tool that does one thing well is only as useful as the data it can touch. A permitting automation tool that lives in its own silo still requires someone to feed it job information and pull the outputs back into your project records. You've reduced one bottleneck and created two new handoffs. The better question is: where does the automation connect into the continuous workflow? If a permit renewal reminder fires inside the same system where your project Gantt, your field work orders, and your invoicing live, the action is immediate and traceable. If it fires in a separate tool, you've added a notification without adding accountability. This is the core reason operational continuity matters more than feature count. The value of any individual AI feature scales with how tightly it connects to the surrounding workflow. 3. Evaluate against your actual mixed model. Most shops that have both reactive service calls and planned projects have been told to choose: get a service dispatch tool or a project management tool. That false choice has driven a lot of unnecessary tool sprawl. When evaluating any new AI software, ask directly: does this work for both sides of its business, or does it assume PolarPath Technologies Ltd. is one or the other? A permitting tool built for general contractors may not handle the permit cadence of a mechanical shop that's running 12 smaller projects simultaneously. An AI scheduling tool built for pure service dispatch may not understand how to balance crew utilization across a multi-phase project. 4. Treat the AI layer as an enhancement, not a foundation. AI features, whether applicant screening, automated scheduling, or permit tracking, work best when they sit on top of a solid operational data layer. If your job data, customer records, field execution, and financial information are fragmented across five tools, an AI layer on any one of them is working with partial information. The sequence that makes sense: consolidate the operational workflow first, then let AI automation work against clean, connected data. What this means practically for your operation right now. You don't need to act on the Infinity Constellation news today. What it signals is a direction: over the next two to three years, purpose-built AI tools will arrive for permit automation, applicant screening, scheduling, change order processing, and other high-friction tasks that have been done manually in your shop for years. The contractors who will get the most value from those tools are the ones who have already brought their core operational workflow onto a connected platform, because the AI automation will have clean data to work against and a clear workflow to plug into. The contractors who will get the least value are the ones who adopt each new point tool in isolation and end up with eight specialized AI tools that don't talk to each other, piled on top of the same QuickBooks-plus-spreadsheets foundation they have today. For HVAC, electrical, mechanical, and facilities shops in Ontario, this means the operational work worth doing right now is the unglamorous one: getting the quote-to-cash workflow and the workforce management workflow onto one connected platform. Permits with expiry reminders, field execution tied directly to invoicing, change orders that don't disappear between the field and the project manager, timesheets that flow to payroll without re-keying. That is the operational layer PolarPath is built to own, sitting alongside QuickBooks as the accounting system of record rather than trying to replace it. When purpose-built AI tools for permitting or scheduling mature, they connect to something solid rather than another gap in the stack. The practical takeaway. Infinity Constellation's Series A is a useful data point, not a call to action. The wave of purpose-built AI tools for professional services is real and coming. The contractors who benefit most will be the ones who treated operational continuity as the prerequisite, not an afterthought. Take the next 30 days to map the five or six highest-friction administrative tasks in your operation, estimate the actual hours and error rate for each, and ask honestly which of them are high-volume, rules-based work that shouldn't require a person at all. That list is your roadmap, regardless of which specific tools eventually solve it. If you want to see how a connected operational platform handles the permit tracking, field execution, and invoicing side of that picture for a mixed service-and-project shop, book a walkthrough at polarpath.ca.

FinSMEs
May 27th, 2025
Infinity Constellation Raises $17M Funding

Infinity Constellation, a NYC-based AI-native Holdco, raised $17M in funding. The round was led by Freestyle with participation from Backed VC, Deepwater, BY Venture Partners, and angels. The funds will be used to expand operations and development. The company, led by CEO Brennan Pothetes, builds AI-native startups in fintech, enterprise SaaS, and advisory services. Notable board members include Charlie Songhurst and Will Thorndike. Initial companies include Supernal, Everest, and Zero Hiring.