columbus senior java developer Jobs – 93 Openings This Week

Software Engineer - Mobile
Meitou Inc. —North York, ON
- $66,656.81–$104,957.97 a year
- Full-time
- Java
- JavaScript
- APIs
- Dental care
Quick apply
Observability Engineer
Accommodations Plus International —Markham, ON
- $90,000–$110,000 a year
- Weekends as needed
- Computer science
- Computer Science
- CAD
- Paid time off
- Employee assistance program
Quick apply
6d
Senior Linux Software Engineer (Networking & Systems) (10138)
Extreme Networks —Thornhill, ON
- $100,000–$120,000 a year
- Full-time
- Hybrid work
- Computer Science
- Engineering
- Java
- Employee stock purchase plan
- Disability insurance
Quick apply
Web Application Developer
Gifted People Services —Markham, ON
- From $17.60 an hour
- Maintenance
- Java
- JavaScript
Quick apply
Senior DevOps Platform Architect
Veriday Inc. —Toronto, ON
- $80–$85 an hour
- Hybrid work
- Azure
- DevOps
- Java
Quick apply
Full-Stack Automation Engineer
DUCA Financial Services Credit Union Ltd. —Toronto, ON
- $64,023–$80,029 a year
- Full-time
- Computer Science
- Engineering
- Java
- Profit sharing
Quick apply
Lead DevOps Engineer
Veriday Inc. —Toronto, ON
- $80–$90 an hour
- Hybrid work
- Azure
- DevOps
- Java
Quick apply
5d
Applications Engineer (SCADA/ MES)
Cygnus Consulting —Markham, ON
- Engineering
- Java
- Databases
Quick apply
Apache Camel Developer - Contract 6 months - Canada (Remote)
CorGTA —Canada
- Up to $100 an hour
- Contract
- Remote
- Java

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Software Engineer - Mobile
Meitou Inc. —North York, ON
*Native Development (Mandatory):* Solid, proven experience in *native iOS development (Swift/Objective-C)* and/or *native Android development (Kotlin/Java)*.
$66,656.81–$104,957.97 a year
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Software Engineer - Mobile

Meitou Inc.
North York, ON

Quick apply

Job details

Permanent | Full-time

Benefits

Extended health care
Dental care

Skills

Mandarin
Kotlin
React
iOS development
Mobile applications
iOS
Objective-C
Android
Java
Application development
JavaScript
REST
Redux
APIs
UI
GraphQL
Swift
AI
Jenkins
TypeScript
React Native
Debugging
Mobile testing

Full job description

Meitou Inc. is a dynamic financial startup located in Toronto, Canada, dedicated to serving Chinese-speaking investors with expert U.S. stock analysis and insights. Our flagship product, Meitou (jdbinvesting.com) and its App (美投App), is an internet-based financial info sharing platform. We have built a strong community of over 1M global investors, delivering top-quality financial content and analysis to empower investors' every decisions, and we are striving to assist every of investors all over the world.

Summary

We are seeking an experienced and highly motivated Senior Mobile Application Engineer to join our dynamic product development team. This role is crucial for scaling our flagship mobile application 美投App, requiring a strong foundation in both cross-platform development (React Native) and native mobile architectures to ensure high performance, maintainability, and quality.

Key Responsibilities

Develop & Innovate: Lead the development, testing, and deployment of new features for our mobile application using React Native.
Architecture: Design and implement robust, scalable, and maintainable application architecture (e.g., Redux/Zustand, MVVM patterns).
Performance & Optimization: Identify and resolve performance bottlenecks within the JavaScript layer and the bridge. Conduct code reviews and ensure high code quality.
Native Integration: Develop, integrate, and maintain custom native modules (iOS/Android) to extend React Native capabilities when required.
Collaboration: Work closely with product managers, UX/UI designers, and backend engineers to deliver a seamless user experience.
Mentorship: Provide technical guidance and mentorship to junior team members.

Required Qualifications

Experience: 5+ years of professional experience in mobile application development, native or hybrid.
Native Development (Mandatory): Solid, proven experience in native iOS development (Swift/Objective-C) and/or native Android development (Kotlin/Java).
Ability to read, understand, and debug native codebases is a must.
Language: Proficient in JavaScript (ES6+) and React ecosystem.
Tools: Experience with state management libraries (e.g., Redux Toolkit, MobX, or Context API).
Engineering Best Practices: Familiarity with mobile testing frameworks (Jest, Detox, Appium) and CI/CD pipelines (e.g., Fastlane, Jenkins).

Bonus if you offer

TypeScript Preference: Strong preference for candidates who have experience developing large-scale React Native applications using TypeScript.
ReactNative and Expo: This is what we use right now
Modern UI: Experience with modern native UI frameworks (e.g., SwiftUI or Jetpack Compose).
Architecture: Prior experience working with micro-frontend or module-based architectures in mobile apps.
Backend Knowledge: Understanding of RESTful APIs, GraphQL, and offline storage solutions.
AI Power: Solid experience in AI-powered development engineer practice

What We Offer

Competitive salary and comprehensive benefits.
Comprehensive medical plan.
Opportunities to work on cutting-edge projects with ample room for personal growth and development.

We foster a work culture where autonomy and ownership are paramount. You will have the chance to take full responsibility for your projects—from design to implementation—and see how your decisions impact the product's success. If you are passionate about technology, eager to tackle backend development challenges, and excited about working in a growing team, we would love to hear from you!

Job Types: Full-time, Permanent

Pay: $66,656.81-$104,957.97 per year

Benefits:

Dental care
Extended health care

Ability to commute/relocate:

North York, ON M2J 5C1: reliably commute or plan to relocate before starting work (required)

Experience:

team lead: 1 year (preferred)

Language:

Mandarin (required)

Work Location: In person

Quick apply

Refine Your Search

senior java developer jobs in columbus

Software Engineer - Mobile

Observability Engineer

Senior Linux Software Engineer (Networking & Systems) (10138)

Web Application Developer

Senior DevOps Platform Architect

Full-Stack Automation Engineer

Lead DevOps Engineer

Applications Engineer (SCADA/ MES)

Apache Camel Developer - Contract 6 months - Canada (Remote)

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