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Open Systems Technologies

Senior Java/React Developer

Open Systems Technologies
Canada · Contract · Mid-Senior

We are looking for Senior Java/React Fullstack Developer for a Hybrid contract role in Mississauga. Its a 3 days Hybrid role. If you have all the required skills please apply with a copy of your resume and contact details.


Frontend (Required):

1. Solid and hand-on experience working as a React developer.

2. Solid knowledge of JavaScript, CSS, HTML, and front-end languages including Node JS.

3. Knowledge of React tools including React.js, Web pack, Bootstrap, SASS, Express, Redux, and Flux.

4. Have thorough knowledge of E2E deployment of an UI application.

5. Developing and implementing highly-responsive user interface components using React concepts.

6. Reviewing application requirements and interface designs.

7. Proficiency with browser based debugging and performance testing.

8. Converting UX designs and wireframes to high quality code

9. Experience building responsive and highly accessible applications complying to AODA/WCAG/ADA and knowledge of using web accessibility tools such as NVDA/JAWS/AXE.

10. Ability to take initiative to research, learn and recommend emerging technologies.

11. Ability to work with global teams and lead them on critical project initiatives.

12. Responsible for peer code reviews, unit testing, leveraging CICD pipeline of an application.

13. Understanding of integrating WS with third party libraries/vendors and handle the security around it.


Backend (Required):

1. Experience in developing low latency and high throughput APIs using Java and Spring Boot.

2. Strong Core Java and functional programming experience.

3. Strong experience in data modeling and experience with relational and no-sql database, Oracle and MongoDB.

5. Responsible for server side design & development.

6. Development of common, reusable components and services.

7. Knowledge of Kotlin


Other areas (Required):

1. Experience using Git/BitBucket.

2. Good communication skills, both written and verbal.

3. Good troubleshooting skills.


Other areas (Good to have):

1. Unix shell scripting.

2. Knowledge of ElasticSearch, and GraphQL.

3. Knowledge of OpenShift Container Platform.

4. Knowledge of Hazelcast or Redis.

5. Java memory management.

6. Prior experience with building distributed, multi-tier applications is highly desirable.

7. Experience with building apps which are highly performant and scalable will be great.

8. Knowledge of AI/ML, LLMS

Key Skills

Ranked by relevance

react java responsive functional programming elasticsearch javascript wireframes bootstrap reactjs oracle server sass unix cicd css sql ui ux
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Posted
Mar 01, 2025
Type
Contract
Level
Mid-Senior
Location
Mississauga

Industries

Banking Investment Banking

Categories

Information Technology

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