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25madison Full-Stack Lead Engineer

$170k - $210k/yr

New York, NY, USA

Full-Time

25madison Full-Stack Lead Engineer

Confirmed live in the last 24 hours

25madison

25madison

11-50 employees

Startup studio investing in early-stage companies

Compensation Overview

$170k - $210k/yr

+ Bonus + Equity Compensation

Senior

New York, NY, USA

Hybrid work model requiring 2-3 days in the office.

Category
Full-Stack Engineering
Software Engineering
Required Skills
LLM
Rust
Microsoft Azure
Python
React.js
Machine Learning
TypeScript
AWS
Go
Google Cloud Platform
Connection
Connection
Connection
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Requirements
  • 5+ years of full-stack engineering experience, ideally in startup environments.
  • Strong proficiency in TypeScript and React (our core front-end stack).
  • Solid experience in at least one of Node, Next, Nest (or, Rust, Golang if you’re a performance person) or Python—bonus if you’ve dabbled in more than one.
  • Experience supporting data science teams and integrating ML/AI models. Hands on use with LLMs is great; hands-on ML/AI expertise is even better.
  • Familiarity with cloud infrastructure (AWS, GCP, or Azure) and CI/CD pipelines.
  • Excellent verbal and written communication skills.
Responsibilities
  • Help test feasibility, prototype MVPs, and drive early-stage product development across multiple new ventures.
  • Own the technical implementation of each new startup concept—rolling up your sleeves to grind out code while making strategic decisions that balance speed and scalability.
  • Own entire projects end-to-end — from ideation to deployment.
  • Push code quickly but also know when to invest in scalability and best practices.
Desired Qualifications
  • Familiar with the B2B distribution business model and related operational/supply chain challenges a plus.
  • Experience with the tech stack at industrials businesses a plus.

25Madison invests in and supports early-stage startups by providing them with the expertise and resources needed to grow. The company leverages the extensive experience of its partners, who have a combined 200 years in various industries, to guide entrepreneurs through the challenges of building a business. Their approach includes offering proven strategies and best practices, allowing entrepreneurs to concentrate on their core strengths while benefiting from 25Madison's knowledge and connections. Unlike many other investment firms, 25Madison focuses on hands-on support and mentorship, aiming to increase the chances of success for the startups they work with. The ultimate goal is to help entrepreneurs turn their visions into successful businesses.

Company Size

11-50

Company Stage

N/A

Total Funding

$296.1M

Headquarters

New York City, New York

Founded

2018

Simplify Jobs

Simplify's Take

What believers are saying

  • Increased interest in AI-native applications boosts demand for 25m Evolve.
  • No-code platforms like Keragon present opportunities for simplifying complex processes.
  • Growing AI integration in legal workflows indicates promising investment in legal tech.

What critics are saying

  • Competition from other startup studios could dilute 25madison's market share.
  • Rapid AI advancements may outpace 25madison's ability to stay current.
  • Reliance on partnerships exposes 25madison to financial and operational risks.

What makes 25madison unique

  • 25madison partners have 200+ years of experience in diverse industries.
  • 25m Evolve focuses on incubating AI-native applications, a growing market trend.
  • 25madison offers proven strategies and best practices to maximize startup success.

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Benefits

Company Equity

Company News

PR Newswire
Feb 12th, 2025
Keragon raises $7.5M for healthcare automation

Keragon, an AI-powered healthcare automation platform, raised $7.5M in a seed round led by Upfront Ventures, bringing total funding to $10.5M. Six months post-launch, Keragon has over 100 paying customers and a 30% monthly growth rate, executing over 2 million workflow automations. The platform integrates 300+ software tools, enhancing data exchange and reducing administrative tasks. Keragon plans to enhance its AI capabilities for personalized automation.

Paxton
Jan 30th, 2025
Breaking New Ground: Paxton Secures $22M Series A to Transform Legal AI | PAXTON

Paxton, a cutting-edge AI platform revolutionizing legal workflows, has closed a $22M Series A funding round led by Unusual Ventures, alongside Kyber Knight, 25Madison, and Wisconsin Valley Ventures. This brings Paxton’s total funding to $28M, following its $6M seed round in 2023.‍

LinkedIn
Jun 25th, 2024
Rahil Siddiqui on LinkedIn: #supplychain #manufacturing #flexlabor #startup #flexibility #flexwork… | 62 comments

🎉 I am thrilled to announce our $4M Seed round led by Ironspring Ventures! This also includes participation from Schematic Ventures, Plug and Play Supply… | 62 comments on LinkedIn

Business Wire
Jun 25th, 2024
TMRW Sports Completes Series A Investment Round, Co-led by Dynasty Equity and Connect Ventures

TMRW Sports, which is focused on building progressive approaches in sports, media, and entertainment, has announced the closure of its Series A invest

Finsmes
Jun 24th, 2024
Wilya Raises $4M Seed Funding

Wilya, formerly known as Gig and Take, a NYC-based B2B SaaS company, raised $4M in Seed funding. The round was led by Ironspring Ventures, with participation from Schematic Ventures, Plug & Play Ventures, Iron Prairie Ventures, Motivate Ventures, and 25Madison. The funds will be used to accelerate software development, expand market reach, and add product features. CEO Rahil Siddiqui highlighted the platform's ability to manage skilled labor pools and reduce costs in the supply chain sector.