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Freelance Java Spring Developer Jobs in Ontario (NOW HIRING)

Purolator

Developer Technology I

Mississauga, ON

Description We're looking for Software Developer with expertise in Java (Spring Boot, JPA/Hibernate), Python, Angular, React, Node.js, and AWS. You should have experience building scalable, high ...

New

Virtusa

Java Developer

Mississauga, ON

Candidate must have experience in developing enterprise application using Java/J2EE & Spring. The work will include strategic state-of-the-art solutions using new stack development using Agile/ DevOp ...

Purolator

Developer Technology I

Mississauga, ON · On-site

Description We're looking for Software Developer with expertise in Java (Spring Boot, JPA/Hibernate), Python, Angular, React, Node.js, and AWS. You should have experience building scalable, high ...

New

Virtusa

Java Developer

Mississauga, ON · On-site

Candidate must have experience in developing enterprise application using Java/J2EE & Spring. The work will include strategic state-of-the-art solutions using new stack development using Agile/ DevOp ...

Virtusa

Java Developer

Mississauga, ON · On-site

Candidate must have experience in developing enterprise application using Java/J2EE & Spring. The work will include strategic state-of-the-art solutions using new stack development using Agile/ DevOp ...

StackandCo

... Java\/Spring Development experience \n * Spring Boot experience \n * Strong skills in relational databases \n * Strong frontend experience with any JS framework (React would be an added bonus) \n

Atyeti Inc

Sr Java developer

Toronto, ON · On-site

Strong Java programming skills, often with experience in frameworks (Spring). * Familiarity with databases (SQL/NoSQL), APIs, and version control (Git). * Understanding of full development lifecycle ...

StackandCo

A strong Java Backend Developer with Core Java 8, Spring, Spring Boot, Hibernate, REST Web\-services \n * Be an active participate on Agile team, with daily scrum meetings and other Agile ceremonies ...

StackandCo

Senior Java Developer

Galway, NY · On-site

You'll be working Fullstack, primarily on a Spring Boot backend, along with their Angular frontend ... The bones of the job is Java backend development, so we are seeking strong engineers with Java ...

Snaplii

Sr. Java Developer

Toronto, ON · On-site

$80K - $150K/yr

Strong expertise in Java programming, including proficiency with generics and lambda expressions ... Frameworks: Expertise in Spring Boot, Spring MVC, and Spring WebFlux. * Testing: Skilled in ...

Coforge

Sr. Java Fullstack developer

Markham, ON · Hybrid

... Java 17/21 and Spring Boot 3.x. • Architect and implement microservices with Spring Cloud ... Cloud & DevOps • Deploy and operate on AWS (EC2, S3, RDS, Lambda, API Gateway, CloudWatch). • ...

StackandCo

\n \n \n \n \n We are looking for a Java Developer to work in a newly formed team in Dublin ... Spring Boot experience \n * Microservices experience \n * Cloud experience (AWS\/GCP\/Azure) \n

Konrad

Java Developer

Toronto, ON · Hybrid

CA$90K - CA$125K/yr

About The Role As a Full Stack Java Developer you'll be tasked with working on web application development in Java and Spring Boot. Working within the software development team, your duties will ...

StackandCo

\n \n \n \n \n Java\/Fullstack Engineer required for a startup in Waterford who are expanding the ... Spring Boot or Play frameworks experience would be great \n * Ability to stand over your code \n

StackandCo

Experience with Spring\/ Spring Boot \n * AWS experience\/ knowledge \n * Client facing experience desirable \n * Excellent communication skills \- both written and verbal \n \n \n \n \n \n

CMiC

Java Developer

Toronto, ON · On-site

CA$90K - CA$110K/yr

Spring Framework, Oracle ADF Framework, Java, JavaScript, SQL, PL/SQL * Design and implement ... Provide integrated testing and debugging for new programming tasks/functions * Collaborate with ...

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Freelance Java Spring Developer information

What is the difference between Freelance Java Spring Developer vs Java Backend Developer?

AspectFreelance Java Spring DeveloperJava Backend Developer
CredentialsOften requires Java certifications, Spring certifications, and relevant experienceTypically requires a Java degree or equivalent experience, with or without certifications
Work EnvironmentIndependent, project-based, remote or on-site freelance workFull-time employment in a company or organization, often in an office setting
Employer & Industry UsageClients across various industries hiring for specific projectsEmployers in tech, finance, e-commerce, and other sectors with ongoing backend needs
Search & Comparison IntentLooking for freelance opportunities or contract work in Java Spring developmentSeeking full-time or permanent backend development roles in Java

In summary, Freelance Java Spring Developers typically work independently on short-term projects, requiring specific certifications and flexible work environments. Java Backend Developers usually hold full-time roles within organizations, focusing on ongoing backend system development.

What is a Freelance Java Spring Developer?

A Freelance Java Spring Developer is a self-employed software professional who specializes in building, maintaining, and optimizing applications using the Java programming language and the Spring framework. These developers work on a contract or project basis for various clients, rather than as full-time employees for a single company. Their responsibilities often include designing backend systems, integrating APIs, and ensuring applications are scalable and secure. Freelance Java Spring Developers typically manage their own schedules and may work remotely for clients around the world.

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

To thrive as a Freelance Java Spring Developer, you need a solid understanding of Java programming, Spring Framework (including Spring Boot), and experience with RESTful APIs, typically supported by a degree in computer science or relevant certifications. Familiarity with tools like Maven, Git, Docker, and cloud platforms such as AWS or Azure is often required. Strong problem-solving, time management, and client communication skills help you stand out in this role. These competencies ensure you can deliver robust solutions efficiently while managing multiple clients and projects in a dynamic freelance environment.

What are the most common challenges faced by Freelance Java Spring Developers when working with multiple clients simultaneously?

Freelance Java Spring Developers often juggle projects for multiple clients, which can pose challenges such as managing shifting priorities, aligning with different coding standards, and keeping up with varied communication styles. Successfully navigating these requires strong organizational skills, clear project documentation, and proactive communication to set expectations. Additionally, freelancers must stay updated with the latest Spring framework updates to deliver high-quality, maintainable solutions across diverse client environments.
What are popular job titles related to Freelance Java Spring Developer jobs in Ontario? For Freelance Java Spring Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Freelance Java Spring Developer jobs in Ontario look for? The top searched job categories for Freelance Java Spring Developer jobs in Ontario are:
What cities in Ontario are hiring for Freelance Java Spring Developer jobs? Cities in Ontario with the most Freelance Java Spring Developer job openings:
Freelance Java Spring Developer jobs near you

Developer Technology I

Purolator

Mississauga, ON

Full-time

Posted 2 days ago

Job description

 It’s not a package. It’s a promise®.

As Canada’s leading integrated freight, package, and logistics provider, we’ve been helping promises get where they need to be for more than 60 years. How does the magic happen? The journey starts with you. The places we go, the elements we brave, the promises we deliver – it’s all possible because of our people. So, whether you’re looking to build new skills, make an impact in your community, or inspire your team, we go there for you.

Description

We’re looking for Software Developer with expertise in Java (Spring Boot, JPA/Hibernate), Python, Angular, React, Node.js, and AWS. You should have experience building scalable, high-performance applications, fixing production defects, providing RCAs and be comfortable writing SQL queries. If you’re a self-starter who delivers high-quality code with minimal supervision, we’d love to hear from you.

Responsibilities
  • Build and maintain scalable applications using Java (Spring Boot, JPA/Hibernate, Angular, React) and Python.
  • Develop and test Angular components.
  • Collaborate with team to define and implement new features.
  • Optimize application performance and database queries.
  • Write and fine-tune SQL queries.
  • Develop RESTful APIs and microservices with Node.js and Spring Boot.
  • Deploy and manage applications on AWS.
  • Maintain code quality through best practices and code reviews.
  • Debug and resolve issues across the full stack.
  • Work independently and deliver tasks on time.
Technical Skills
 
Must-have:
  • Java (Spring Boot, JPA/Hibernate), Python
  • Angular (including unit testing)
  • React (including unit testing)
  • Node.js
  • AWS (EC2, S3, Lambda, RDS - MSSQL, SQS, CloudWatch)
  • MSSQL - RDBMS
  • NoSQL – DynamoDB
Nice-to-have:
  • Docker
  • CI/CD pipelines
Soft Skills
  • Strong problem-solving skills.
  • Excellent communication and teamwork.
  • Self-motivated and independent.
  • Good time management and ability to meet deadlines.
Why Join Us
  • Work with cutting-edge technologies in a collaborative environment.
  • Access to training programs and mentorship to enhance your skills.
  • Clear career progression opportunities within a forward-thinking team.
  • Be part of a company passionate about innovation and delivering exceptional results.

Language Requirement: Proficiency in English is required for this position due to the frequent communications that must be conducted in English with various stakeholders. This requirement is justified by the nature of the responsibilities and operational needs.

POSTING DETAILS
Location:                    530 - Corporate  
Working Conditions: Office Environment 

Reports to:   Lead Technology Developer 
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Purolator is an equal opportunity employer committed to diversity and inclusion. We welcome all qualified applicants and provide accommodations during the recruitment process upon request.

Purolator complies with Canadian law in all recruitment practices. During pre-screening, we may use an Artificial Intelligence (AI) tool, supported by human oversight, to efficiently manage tasks such as resume screening and candidate matching, enabling our team to connect with qualified candidates faster.

Personal information is used solely for recruitment and managed in accordance with privacy legislation. For AI-related inquiries only, contact TalentCOE@purolator.com. To apply, visit our Careers Page.

We recognize that employees and their families are essential to our success. We strive to provide a safe, healthy, and supportive workplace, ensuring the right people have the tools they need to thrive.

Every day at Purolator is an opportunity to connect with colleagues, customers, and communities to make a positive impact. Learn more about our values at www.purolator.com.

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