Jacqueline John

Software Engineer

Toronto, Ontario, Canada4 yrs 4 mos experience

Key Highlights

  • 5 years of experience in enterprise application development.
  • Expertise in REST API development and microservices.
  • Passionate mentor committed to knowledge sharing.
Stackforce AI infers this person is a Backend-heavy Fullstack developer in the SaaS industry.

Contact

Skills

Core Skills

JavaMicroservicesRest ApisJava DevelopmentObject-oriented Programming (oop)

Other Skills

Salesforce LightningApex ProgrammingDatabasesGoogle AnalyticsCascading Style Sheets (CSS)HTMLGitEnglishJUnitSkilled Multi-taskerMockitoSQLRepresentational State Transfer (REST)ProctoringCommunication

About

Skilled and innovative Software Engineer with 5 years of experience developing and maintaining large-scale enterprise applications. Experience in Java and Spring Boot microservices, with expertise in REST API development. Adept in Agile (Scrum, Kanban) environments. Dedicated to delivering secure, reliable software solutions by adopting a security by design approach. As a software engineer, I thrive on learning and tackling new challenges. I’m deeply committed to my work, taking full accountability for any project I’m assigned to, and ensuring it meets the highest standards. I’m proactive in identifying and fixing issues and enjoy coming up with innovative ideas to enhance our product's performance. Mentorship is something I’m passionate about—I never hesitate to guide and support those seeking help, and I love sharing my knowledge with others. At the same time, I find great value in engaging with more experienced colleagues, as I believe every interaction is an opportunity to learn and grow.

Experience

4 yrs 4 mos
Total Experience
1 yr 5 mos
Average Tenure
--
Current Experience

Cibc

Application Developer

Mar 2025Present · 1 yr 2 mos · Toronto, Ontario, Canada · Hybrid

Salesforce LightningApex ProgrammingJavaMicroservices

Headstarter ai

Software Engineering Fellow

Jul 2024Sep 2024 · 2 mos · Toronto, Ontario, Canada · Remote

DatabasesGoogle AnalyticsCascading Style Sheets (CSS)HTMLGitEnglish

Self-employed

Freelance Software Developer

Oct 2023Feb 2024 · 4 mos · Remote

  • Developed secure and well-documented RESTful APIs with Spring Boot, adhering to best practices for API design using JSON, and participated in the enhancement and maintenance of existing applications.
  • Successfully migrated and integrated a complex API from a deprecated version to a supported version.
  • Maintained clear communication with stakeholders to ensure project alignment and deliverable expectations.
  • Ensured 100% test coverage by writing comprehensive unit test cases using JUnit and Mockito to guarantee reliability and performance.
  • Practised Test-Driven Development (TDD) to ensure that all new features were thoroughly tested before implementation, improving code reliability and reducing bugs.
  • Integrated SonarQube (Sonar) to maintain high code quality, reduce technical debt, and improve security by detecting and reporting issues early in the development cycle.
JUnitSkilled Multi-taskerMockitoSQLRepresentational State Transfer (REST)Git+3

Wilfrid laurier university

Teaching Assistant

Sep 2023Jan 2024 · 4 mos · Waterloo, Ontario, Canada · On-site

  • Supported Professor in the delivery of CP213 - Object-Oriented Programming (OOP) course.
  • Provided prompt and effective email communication to address student inquiries and facilitate their learning success.
  • Rigorously assessed and graded final examinations for a diverse cohort of 120+ students, upholding accuracy and fairness in evaluation.
  • Assisted students with assignments and test preparation through online sessions, fostering a supportive learning environment.
ProctoringCommunicationAODAReliabilityJava DevelopmentEnglish+1

Verizon business

Engineer II - Software Development

Nov 2021Aug 2023 · 1 yr 9 mos · India

  • Developed secure and well-documented RESTful APIs with Spring Boot, adhering to best practices for API design using JSON and XML, and participated in the enhancement and maintenance of existing applications.
  • Ensured 100% test coverage by resolving Sonar, Fortify, and Black Duck scan issues, using JUnit and Mockito. Actively contributed to unit testing and participated in code reviews to maintain high standards of code quality.
  • Optimized legacy REST APIs, improving response times by 25%, which enhanced the overall user experience while performing root cause analysis for performance bottlenecks.
  • Spearheaded innovative design projects by planning and pitching multiple ideas to management, securing approvals, and collaborating closely with UX designers, app developers, testers, and all stakeholders. This initiative led to a remarkable 300% increase in app orders.
  • Implemented Agile practices, including Scrum and Kanban, using JIRA and Confluence to manage the software development lifecycle and ensure timely delivery of features and fixes in an Agile environment.
  • Provided production environment support, troubleshooting and debugging issues, ensuring high application uptime and user satisfaction by performing production issue analysis and proactive issue resolution
  • Supported continuous integration and continuous deployment (CI/CD) pipelines using Jenkins, streamlining the software delivery process and ensuring efficient implementation of new features.
  • Mentored new hires and contract workers, assisting them in getting up to speed with the project, ensuring adherence to timelines, and maintaining code quality through technical code reviews and knowledge sharing.
  • Performed Site Reliability Engineering (SRE) tasks by monitoring the application, setting up Kibana and New Relic alerts, and addressing issues proactively to maintain performance and reliability in production.
REST APIsJavaMicroservicesDatabasesSpring FrameworkRoot Cause Problem Solving+51

The nation's rock beat

Vocalist, Guitarist

Dec 2020Jul 2022 · 1 yr 7 mos

English

Verizon

Engineer I - Software Development

Aug 2019Nov 2021 · 2 yrs 3 mos · India

  • Obtained practical experience in implementing software development methodologies to ensure that the software design and implementation complied with the best practices and standards.
  • Demonstrated strong technical and soft skills while implementing features for a large enterprise-level application using Java-J2EE and the Spring framework.
  • Built REST APIs in a Spring layered architecture and used Hibernate to work with the databases.
REST APIsJavaDatabasesJUnitRoot Cause Problem SolvingCommunication+29

Electronics corporation of india limited (ecil)

Research Intern

Jan 2019Mar 2019 · 2 mos · India · On-site

  • Worked on a research project titled ‘Key-based Secure Cryptosystems Used for Online Data Sharing on the Cloud’ with a team of 4 students.
  • Published a paper in the International Journal of Management Technology and Engineering (IJMTE) as part of this internship.
CommunicationSQLReliabilityCore JavaProblem SolvingHTML+2

Path creators - india

Game Development Intern

Aug 2017Sep 2017 · 1 mo · India · On-site

  • Built an arcade game as part of the internship program.
  • Built games by using Unity tool and C# programming language.
CommunicationUnityReliabilityDebugging CodeC#Problem Solving+3

Education

Wilfrid Laurier University

Master's degree — Applied Computing - MAC

Sep 2023Dec 2024

Jawaharlal Nehru Technological University

Bachelor of Technology — Information Technology

Aug 2015May 2019

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