Java Software Engineer

1 day ago


Toronto, Ontario, Canada Connex Telecommunications Inc. Full time US$80,000 - US$200,000 per year

About Us:

Join Connex Telecommunications Inc., a leader in contact center solutions, where innovation meets superior technology. With a team of over 600 professionals across 14 offices in North America, Connex is dedicated to delivering high-quality services to clients worldwide. We are looking for an experienced Senior Full Stack Developer with a strong background in Java, Angular, and AWS Cloud services, ideally with experience in the contact center domain. You'll help design, develop, and optimize scalable enterprise applications that directly impact customer experience and operational efficiency.

Position Overview:

As a Senior Backend Developer, you will architect, develop, and maintain back-end components of mission-critical applications. The ideal candidate will have deep expertise in Java-based backend services, Angular front-end development, AWS cloud suite integration, and prior experience working with contact center applications such as IVR, CTI, and call routing systems. You will work closely with architects, business analysts, and QA engineers to deliver high-performance, secure, and user-friendly solutions.

Responsibilities:

Frontend Development (20%)


• Build responsive and accessible interfaces using Angular and TypeScript.


• Collaborate with UI/UX teams to deliver intuitive user experiences.


• Implement real-time dashboards and visualizations for contact center analytics.

Backend Development (40%)


• Develop scalable, secure RESTful and GraphQL APIs using Java and Spring Boot.


• Integrate backend services with AWS services (Lambda, SQS, SNS, DynamoDB, RDS).


• Implement microservices architecture and manage service-to-service communication.

Cloud & DevOps (20%)


• Design, deploy, and monitor cloud-native applications on AWS (EC2, ECS, EKS, CloudFormation).


• Implement CI/CD pipelines using GitHub Actions or Jenkins.


• Leverage AWS CloudWatch, X-Ray, and CloudTrail for monitoring and logging.

Database Management (10%)


• Manage relational databases (PostgreSQL, MySQL) and NoSQL databases (DynamoDB, Redis).


• Optimize queries and implement caching strategies for high-traffic environments.

Collaboration, Code Review & Mentoring (5%)


• Lead code reviews and ensure adherence to best practices.


• Mentor intermediate and junior developers.

Maintenance and Troubleshooting (5%)


• Investigate production issues and implement fixes with minimal downtime.

Technical Skills:


• Front-End: Angular, TypeScript, HTML5, CSS3, RxJS.


• Back-End: Java, Spring Boot, REST/GraphQL API design, microservices.


• Databases: PostgreSQL, MySQL, DynamoDB, Redis.


• Cloud Services: AWS (EC2, S3, Lambda, RDS, DynamoDB, CloudFormation, API Gateway).


• DevOps Tools: GitHub Actions, Jenkins, Docker, Kubernetes, Terraform (nice to have).


• Contact Center Technologies: Experience with IVR, CTI, call routing, and contact center analytics platforms (Genesys, Amazon Connect, or similar).


• Security: OWASP best practices, IAM policies, encryption standards.


• Testing: JUnit, Mockito, Postman, and API testing tools.

Soft Skills:


• Strong analytical and problem-solving abilities.


• Excellent verbal and written communication.


• Leadership qualities and ability to mentor.


• Ability to work in fast-paced, collaborative environments.

Experience:


• 8+ years in full stack development roles.


• 3+ years working with AWS cloud services.


• Prior experience with contact center solutions is strongly preferred.


• Demonstrated track record of delivering scalable enterprise applications.

Why Connex?


• Work on impactful projects that enhance customer experiences.


• Growth opportunities in a rapidly evolving technology space.



  • Toronto, Ontario, Canada Redwood Software Inc. Full time $80,000 - $120,000 per year

    OUR MISSIONAt Redwood, we empower our customers with lights-out automation for their mission-critical business processes.ABOUT USRedwood Software is the leader in full stack automation fabric solutions for mission-critical business processes. With the first SaaS-based composable automation platform specifically built for ERP, we believe in the transformative...


  • Toronto, Ontario, Canada Swoon Full time $302,400 per year

    Title:Senior Associate, Software Development Engineer (Java)Location:Toronto, ONDuration:12 monthsPay Rate:$58/hour (T4 only)About the RoleClient is hiring aSenior Associate Java Engineerto join theData Services & Insightsteam.This group powersSmartViewandCustomer Portalproducts that deliver real-time sustainability, power, and environmental reporting for...


  • Toronto, Ontario, Canada Synstack Technologies Full time $120,000 - $150,000 per year

    Required Experience:Bachelor's degree in computer science, Engineering, or related field.7+ years of experience in Java development.5+ years mandatory experience with C, C++Mandatory experience with microservices, containerization ( Docker/Kubernetes), and SQL databases.Must have experience in SQL, REST API, gRPC, protobuf, XML, JSON, YAML,...


  • Toronto, Ontario, Canada 7 KINGS CODE Full time $80,000 - $120,000 per year

    Job Title: Full-Stack Software EngineerLocation: Toronto, Canada. (Hybrid)Job Type: Fulltime.Job Description:We are seeking a talented Full-Stack Software Engineer to join our highly skilled team in Toronto. In this role, you will design, develop, and maintain high-quality software solutions, implementing both the back-end logic and the user-facing...


  • Toronto, Ontario, Canada Flexton Inc. Full time $80,000 - $120,000 per year

    Role:Software Engineer (Backend Focused FullStack Engineer)Location:Toronto, ON (Hybrid)Must Haves: Java, SpringBoot, eCommerce Domain, JavaScript, API Development, ScrumAbout the Role:As aBackend/Full Stack Engineer, you will collaborate with cross-functional teams to build scalable, high-performance systems/applications. You'll design and developRESTful...


  • Toronto, Ontario, Canada Iris Software Inc. Full time $120,000 - $150,000 per year

    Iris's client, the largest bank in the Canada is looking to hireSenior Java FS DeveloperPlease find below the job details and share your resume if interested atJob Description:Title: Java FS DeveloperLocation: Toronto, ON (Hybrid – 4days/Week)Duration: Long term assignmentRequired Skills:Java (Spring), Java Script (Angular)OCP, DevOps, Mongo and/or...


  • Toronto, Ontario, Canada Celersoft Technology and Consulting Services Full time $80,000 - $120,000 per year

    Job DescriptionJava Developer with Spark & Scala (Toronto, ON, Canada)We are seeking a skilledJava Developerwith strong experience inApache Spark and Scalato design and develop high-performance data processing solutions. The candidate will collaborate with data engineering and analytics teams to build scalable systems and optimize...


  • Toronto, Ontario, Canada Flexton Inc. Full time $80,000 - $120,000 per year

    Greetings from FlextonHope you are doing great todayOne of my clients is looking forJava Developer::T4@ Toronto, Canadaplease share me your updated resume and desire rate for this position.Job Description:Bachelor's degree in computer science or related field plus 5+ years of experience in Java in building large-scale web based distributed systems.Thorough...


  • Toronto, Ontario, Canada eBay Full time $100,000 - $180,000 per year

    At eBay, we're more than a global ecommerce leader — we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts.Our customers are our compass, authenticity...


  • Toronto, Ontario, Canada LanceSoft, Inc. Full time $120,000 - $180,000 per year

    Java Backend DeveloperDuration: 6 monthsRemote roleDescription:Exceptional database design and migration expertise to lead the transition of applications from HDI to PostgreSQL. This role requires strong backend engineering skills with Spring Boot and micro-services, but the primary focus is on schema design, query optimization, and large-scale database...