Java Development Partners
Enterprise-grade backend development with proven scalability. Hire senior Java engineers and fractional CTOs who ship production-grade code and mentor your team.
What We Build with Java
Production Applications
Ship production-grade Java applications with proper architecture, testing, and deployment pipelines from day one.
API Development
Build scalable APIs and integrations with Java that handle enterprise workloads and third-party systems.
Performance Optimization
Optimize existing Java codebases for speed, reliability, and maintainability as you scale.
Architecture Review
Get expert review of your Java architecture with recommendations for scaling and technical debt reduction.
Team Augmentation
Add senior Java engineers to your existing team who mentor junior developers while shipping features.
Migration & Modernization
Migrate to Java from legacy systems or modernize existing Java applications.
Java Engineering Services
From fractional CTO leadership to embedded Java engineers, we scale with your needs.
Fractional CTO
Technical leadership with deep Java expertise. Architecture, team building, and strategic guidance.
Learn more →⚡Founding Engineers
Senior Java developers who embed in your team and ship production code from week one.
Learn more →🤖AI/LLM Integration
Add AI capabilities to your Java application. Copilots, automation, and intelligent features.
Learn more →What We've Built
Rupa Health
$100K→$5M ARRFractional CTO from Seed to Series A, scaling ARR from $100K to $5M.
Read case study →
Dromo
0→1 to ScaleFounding engineer from 0→1 to enterprise-scale data platform.
Read case study →
OddsJam
AcquiredTechnical due diligence that unlocked acquisition by Gambling.com.
Read case study →“Aravind is in the top 1% of engineers I've hired. He supported us from $100K to $5M ARR, keeping us shipping through crazy growth and investor scrutiny.”
Java Development FAQs
What Java experience does HyperNest have?
Our engineers have shipped production Java code at scale across healthcare, fintech, SaaS, and other industries. We bring senior-level expertise with years of hands-on Java development experience.
Can you work with our existing Java codebase?
Absolutely. We specialize in joining existing teams and codebases. Our engineers quickly get up to speed on your Java architecture and start contributing value from week one.
Do you offer Java consulting or full development?
Both. Our fractional CTOs provide Java architecture guidance and technical leadership. Our founding engineers embed in your team for hands-on Java development. Many engagements combine both.
How do your Java engineers compare to freelancers?
Unlike freelancers, our Java engineers embed as founding team members with outcome ownership. They attend your standups, join your Slack, and ship like your first 5 engineers—not hourly contractors.
Can you help us migrate to/from Java?
Yes. We've helped companies migrate legacy systems to Java and also transition away when needed. Our engineers bring experience with gradual migration strategies that minimize risk.
Other Backend Technologies
Node.js
JavaScript runtime for scalable server-side applications and...
Python
Versatile language for web backends, data science, and AI/ML...
Go
Google's efficient language for high-performance distributed...
Rust
Systems programming language for performance-critical applic...
Ruby on Rails
Rapid web application development with convention over confi...
Django
Python web framework for rapid development with batteries in...
Ready to build with Java?
Let's discuss your Java engineering needs and how we can help.