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Freelance Junior Java Developer Jobs in Wisconsin

Deloitte

CyberArk Senior Consultant

Milwaukee, WI

Experience with object-oriented programming using languages such as Java, Python, or JavaScript ... Experience mentoring junior or mid-level developers, leading code reviews, and providing ...

Fiserv, Inc.

Staff Engineer

Milwaukee, WI · On-site

Mentor junior engineers. Work with Clover support team to analyze and fix bugs identified by ... with Java; 4 years of technical leadership delivering complex systems to production; 4 years ...

Collabera

Build & Release Engineer

Milwaukee, WI · On-site

Manages key deliverables and mentors junior team members * Contributes in driving initiatives such ... Experience with C++ and Java compilation, build orchestration across multiple OS platforms (Linux ...

Collabera

Build & Release Engineer

Milwaukee, WI · On-site

Experience with C++ and Java compilation, build orchestration across multiple OS platforms (Linux ... Manages key deliverables and mentors junior team members * Contributes in driving initiatives such ...

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Freelance Junior Java Developer information

What is the difference between Freelance Junior Java Developer vs Junior Java Developer?

AspectFreelance Junior Java DeveloperJunior Java Developer
Work EnvironmentIndependent, remote or contract-based projectsFull-time employment in a company or organization
CredentialsTypically requires basic Java knowledge, some coding experienceOften requires a degree or certification in computer science or related field
Employer & Industry UsageClients across various industries, project-basedEmployers in tech, finance, or enterprise sectors
Work ScopeLimited to specific projects, flexible hoursPart of a team, involved in ongoing development tasks

In summary, a Freelance Junior Java Developer works independently on short-term projects, often remotely, with flexible hours and minimal formal employment ties. In contrast, a Junior Java Developer is typically employed full-time within a company, working as part of a team on continuous development tasks, often requiring formal education or certifications.

What are some common challenges freelance junior Java developers face when starting out, and how can they overcome them?

Freelance junior Java developers often face challenges such as finding consistent projects, adapting quickly to different client codebases, and managing their own schedules and client communications. Building a strong online portfolio and actively networking in developer communities can help attract more clients. Additionally, setting clear expectations with clients and continuously improving technical and soft skills are key to overcoming early hurdles and building a successful freelance career.

What are the key skills and qualifications needed to thrive as a Freelance Junior Java Developer, and why are they important?

To thrive as a Freelance Junior Java Developer, you need a solid grasp of Java programming, basic software development principles, and a relevant degree or coursework in computer science. Familiarity with tools like Eclipse or IntelliJ IDEA, version control systems such as Git, and an understanding of basic frameworks like Spring Boot are typically required. Strong problem-solving abilities, effective time management, and clear communication make you stand out when collaborating remotely with clients. These skills and qualities are essential to deliver reliable code, meet project deadlines, and build lasting professional relationships as a freelancer.

What is a Freelance Junior Java Developer?

A Freelance Junior Java Developer is an entry-level programmer who works independently on a contract basis, specializing in Java development. They typically handle coding, debugging, and basic software tasks for clients rather than being employed full-time by a single company. Freelance junior developers often work on smaller projects or assist senior developers, allowing them to gain experience and build their portfolios. This role requires a solid understanding of Java fundamentals and the ability to adapt to different project requirements.
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Freelance Junior Java Developer jobs near you
Embedded Software Engineer-Innovation Team

Embedded Software Engineer-Innovation Team

Johnson Health Tech North America Inc

Cottage Grove, WI

$124K - $163K/yr

Other

Medical, Dental, Life, Retirement, PTO

Re-posted 27 days ago

Johnson Health Tech rating

8.1

Company rating: 8.1 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

133rd of 430 rated machine equipment manufacturers

Job description

Description

Join Our Innovation Team:

At Johnson Health Tech, we develop innovative fitness technology and connected products used by customers around the world. Our KT Innovation team focuses on bringing new ideas to life through embedded software development, rapid prototyping, hardware integration, and next-generation product innovation.


We're looking for an Embedded Software Engineer to help design and develop technology that powers globally recognized fitness brands. In this role, you'll work closely with engineering, product, and manufacturing teams to bring new concepts from prototype to production in a collaborative and fast-paced environment.


We are open to candidates with varying levels of experience, and level/title will be aligned based on background and expertise.


What You'll Do:

Develop embedded software solutions for innovative fitness equipment and connected technologies

Research, evaluate, and integrate new technologies, features, and product concepts

Create proof-of-concept prototypes and collaborate with Product Management teams for refinement and development

Support new product development efforts by transitioning concepts into production-ready solutions

Develop and maintain technical documentation, specifications, and design requirements

Troubleshoot complex software and hardware integration challenges

Collaborate with global engineering and manufacturing teams, including overseas development partners

Contribute to new intellectual property, product innovation, and technology advancements

Work in a fast-moving development environment focused on continuous improvement, iteration, and creative problem-solving

Requirements


What We're Looking For:


Required Qualifications:

Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or related field

Experience with object-oriented programming languages such as C++, C#, or Java

Experience with embedded software development using C/C++

Understanding of RTOS or bare-metal embedded systems

Experience with scripting languages such as Python or JavaScript

Ability to read electronic schematics and component datasheets

Strong problem-solving and analytical skills

Excellent written and verbal communication skills

Ability to work collaboratively across diverse teams and functions


Preferred Qualifications:

Embedded Linux application or driver development experience

Experience with networking protocols such as TCP, UDP, or REST APIs

Experience with communication protocols including CAN, USB, SPI, I2C, or RS232/RS485

Experience with hardware/software integration and connected devices

Consumer electronics, IoT, or product development experience

Experience mentoring junior engineers or leading technical initiatives


Additional Information:

This position is based onsite at our Cottage Grove, WI headquarters

International travel may be required approximately 1-2 times annually


Benefits:

We offer a competitive compensation package and team-oriented environment with strong growth opportunities, including:

Health & Dental Insurance

Company-Paid Life Insurance

401(k)

Paid Time Off

Employee Product Discounts

Wellness Programs


 Equal Opportunity Employer, including Protected Veterans and Individuals with Disabilities. 

What Johnson Health Tech employees say

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