Java Developer Freelance jobs in Boulder

ActioNet, Inc.

Overview IgniteAction is seeking an experienced API Developer to join our team and contribute to the development of advanced APIs that drive innovative large public data discovery and analytics applications. As an API Developer, you will design, develop, test, and maintain RESTful APIs and improve c

SynergisticIT

500+ Leetcode Problems! /Lots of Certifications?—Still No Offers? Let's Get You Offers with a Process which actually works You've done a ton of Leetcode. You've racked up certificates, aced LeetCode challenges, and you know your way around system design like the back of your hand. On paper, you're e

SynergisticIT

Since 2010 SynergisticIT has helped Jobseekers get employed in the tech Job market by providing candidates the requisite skills, experience and technical competence to outperform at interviews and at clients. The Tech Job market has been affected by massive layoffs and since 2021 there have been mor

Since 2010 Synergisticit has helped Jobseekers get employed in the tech Job market by providing candidates the requisite skills, experience, and technical competence to outperform at interviews and clients. Here at SynergisticIT We just don't focus on getting you a tech Job we make careers. In this

Job Title: IOS Java Full Stack Developer Location: Denver, CO- locals or nearby states only Experience: 12+ years Must Skills: Java, Spring Boot, REST APIs, Angular/React, Swift/Objective-C Description: Looking for a Java Full Stack Developer with hands-on iOS development experience. The role involv

About the role As a Senior Java Engineer ( Apache Camel) , you will make an impact by designing and delivering scalable integration and messaging solutions that connect enterprise systems across complex business environments. You will be a valued member of a high‑performing technology team and work

SynergisticIT

Since 2010 , SynergisticIT has helped more than 10,000 jobseekers get hired at hundreds of tech clients by providing the required tech stack, real-world project experience, and U.S.-based exposure . Some of the clients where SynergisticIT-trained developers have been placed include: Google, Apple, B

Peraton

Responsibilities Peraton is looking for a Senior Software Developer in Aurora, CO to support Intelligence Community and DoD customers as part of a talented, high-performing team. As part of this team you will work with emerging service and distributed computing technologies for satellite situational

Overview SR Java Software Developer - Space Domain – Peraton is looking for a Senior Software Developer in Aurora, CO to support Intelligence Community and DoD customers as part of a talented, high-performing team. As part of this team you will work with emerging service and distributed computing te

Cape Fox Corporation

Overview Senior Computer Programmer for Cape Fox subsidiary, Cape Fox Federal Integrators (CFFI), to support a federal government client. This role requires strong interpersonal skills, attention to detail, and the ability to work under tight deadlines while delivering high-quality software solution

You will contribute by: Providing support to the Epidemiology team by preparing Real World data, advising on data analytic strategies, and supporting stakeholders in various epidemiology analytic activities Programming and conducting statistical analysis under the direction and supervision of epidem

Job Title : Java Developer Location : Denver CO & Charlotte NC Onsite Duration : Long-Term Need 3+ years of experience in Java Developer Java spring boot micro services AWS Skills: Spring Boot,Microservices,AWS

Artech is the 10th Largest IT Staffing Company in the US, according to Staffing Industry Analysts' 2012 annual report. Artech provides technical expertise to fill gaps in clients' immediate skill-sets availability, deliver emerging technology skill-sets, refresh existing skill base, allow for flexib

Job Description We are looking for an experienced Java Developer to work on a dynamic team designing, building, and integrating micro services in a distributed system. The right individual for this role must be capable of leading others and building applications in Java using modern architectures. T

Aion Robotics Corporation

AION ROBOTICS CORPORATION is a rapidly growing startup manufacturing advanced, rugged autonomous ground vehicles. We are bringing Industry 4.0 to outdoor commercial jobsites through the scaled deployment of turnkey autonomous products fully automating infrastructure monitoring and inspection tasks.

Omni Inclusive

Role Overview: We are seeking a highly experienced Senior Java Developer with over 10 years of software development expertise. The ideal candidate will have strong proficiency in Java (JDK 21) and hands-on experience with Spring Boot, RESTful APIs, and modern deployment practices. This is a fully on

Cymertek

Java / Spring Developer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and driven Java / Spring Developer to join our team and contribute to the development of robust and scalable enterprise applic

Smart IMS

Required Experience A minimum of 7 years of experience in Java development, with at least 3 years of full-stack development experience. Proven expertise in: JAVA application development, including web and batch applications. Production support for JAVA applications and systems. Oracle DB Query Devel

HCL Global Systems

REMOTE Senior Java Developer - Full Stack and Client Java Runtime We are looking for a highly skilled and experienced Senior Java Developer with a strong background in Client Java Runtime and modern Java technologies, J2EE, Spring, Spring Boot, Oracle, as well as expertise in developing APIs/RESTful

SynergisticIT

No Interviews and No offers? Clients Ghosting ? Let's Change That with SynergisticIT You've put in the hard work. You earned your Computer Science degree, built projects, maybe even applied to dozens-if not hundreds-of jobs. And yet... no callbacks. No interviews. Just silence. You're not alone-and