Tech Lead Full Stack Developer (Java | Angular | AWS)

Ex Machina Capital; Chicago (IL); On-site; USD 100,000 - 130,000; Full time

Job summary

A dynamic tech company in Chicago is seeking a Tech Lead Full Stack Developer who excels in Java and Angular to design scalable systems for financial analytics. Candidates should have at least 4 years of development experience and a strong AWS background. This role offers the chance to shape the future of our platform in a fast-paced environment.

Qualifications

• 4+ years of development experience, 1+ years of team leadership.
• Strong Java backend expertise (Spring Boot ecosystem).
• Proven Angular frontend skills for responsive, modern UIs.
• System design capabilities for complex data architectures.
• Experience with high-dimensional time series data modeling.
• Deep AWS knowledge (EC2, S3, RDS, Lambda, CloudFormation).

Responsibilities

• Architect scalable, high-performance systems with Java.
• Develop responsive user interfaces in Angular.
• Design system schemas for complex data handling.
• Lead end-to-end development of mission-critical applications.
• Mentor teams while engaging in hands-on coding.

Skills

Java

Angular

AWS

System design

DevOps mindset

Tools

Spring Boot

Docker

Kubernetes

Job description

Tech Lead Full Stack Developer (Java | Angular | AWS)

Looking for a highly responsive developer who thrives in our startup environment where strong teamwork and clear work communication drive our success!

Overview

As a Tech Lead Full Stack Developer, you will design and build scalable backend and modern frontend solutions, and lead the architecture of systems handling large financial datasets and time-series data.

Responsibilities

• Backend mastery with Java (Spring Boot) — architect scalable, high-performance systems.
• Frontend excellence with Angular — develop responsive, modern user interfaces.
• Design system schemas for high-dimensional time series data (capIQ, PitchBook, Grata, Axial-level complexity).
• Lead end-to-end development of mission-critical applications and make scalable architectural decisions.
• Mentor teams while staying hands-on with code and drive CI/CD and cloud-native practices.

What We Need

• 4+ years of development experience, 1+ years of team leadership.
• Strong Java backend expertise (Spring Boot ecosystem).
• Proven Angular frontend skills for responsive, modern UIs.
• System design capabilities for complex data architectures.
• Experience with high-dimensional time series data modeling.
• Deep AWS knowledge (EC2, S3, RDS, Lambda, CloudFormation).
• REST APIs, microservices, SQL/NoSQL databases.
• DevOps mindset: Docker, Kubernetes, CI/CD, monitoring.

Why Join Us

Design systems that power complex financial analytics. Join a fast-paced, high-impact environment from Day One with opportunities to shape our platform's future.

Employment details

• Employment type: Contract
• Location: Chicago, IL