Joy Osayi
Java Software Engineer at Decagon- Claim this Profile
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English Full professional proficiency
Topline Score
Bio
Onyinyechi Obiajuru
I am delighted to write a recommendation for Joy Osayi, who I had the pleasure of working with as a Software Engineer at Decagon. She is an exceptionally talented developer with a deep understanding of Java programming language, its related frameworks and tools. During our time working together, I was impressed by her ability to quickly comprehend complex requirements and deliver high-quality solutions. The part I appreciated is her continuous proactive attitude towards problem-solving.
Destiny Ajakaiye
I will highly recommend Joy. She has a strong analytical skill and most importantly, she has the will and drive to learn and grow. I will recommend her to any organisation looking for a dedicated Java full-stack Developer.
Violet Akpeh
I highly recommend Joy Osayi for any software engineering or Java development role. I had the pleasure of working with Joy for a year at Decagon and was consistently impressed with her technical skills, work ethic, and collaborative spirit. Joy demonstrated a deep understanding of software architecture and design principles and consistently delivered high-quality work on time. She is proficient in various programming languages and frameworks, including Java, Spring, and Hibernate. Joy was always willing to help out team members and work collaboratively to solve complex problems. Overall, Joy is a talented and hardworking engineer who would be an asset to any team. I highly recommend her for any software engineering or Java development position.
Onyinyechi Obiajuru
I am delighted to write a recommendation for Joy Osayi, who I had the pleasure of working with as a Software Engineer at Decagon. She is an exceptionally talented developer with a deep understanding of Java programming language, its related frameworks and tools. During our time working together, I was impressed by her ability to quickly comprehend complex requirements and deliver high-quality solutions. The part I appreciated is her continuous proactive attitude towards problem-solving.
Destiny Ajakaiye
I will highly recommend Joy. She has a strong analytical skill and most importantly, she has the will and drive to learn and grow. I will recommend her to any organisation looking for a dedicated Java full-stack Developer.
Violet Akpeh
I highly recommend Joy Osayi for any software engineering or Java development role. I had the pleasure of working with Joy for a year at Decagon and was consistently impressed with her technical skills, work ethic, and collaborative spirit. Joy demonstrated a deep understanding of software architecture and design principles and consistently delivered high-quality work on time. She is proficient in various programming languages and frameworks, including Java, Spring, and Hibernate. Joy was always willing to help out team members and work collaboratively to solve complex problems. Overall, Joy is a talented and hardworking engineer who would be an asset to any team. I highly recommend her for any software engineering or Java development position.
Onyinyechi Obiajuru
I am delighted to write a recommendation for Joy Osayi, who I had the pleasure of working with as a Software Engineer at Decagon. She is an exceptionally talented developer with a deep understanding of Java programming language, its related frameworks and tools. During our time working together, I was impressed by her ability to quickly comprehend complex requirements and deliver high-quality solutions. The part I appreciated is her continuous proactive attitude towards problem-solving.
Destiny Ajakaiye
I will highly recommend Joy. She has a strong analytical skill and most importantly, she has the will and drive to learn and grow. I will recommend her to any organisation looking for a dedicated Java full-stack Developer.
Violet Akpeh
I highly recommend Joy Osayi for any software engineering or Java development role. I had the pleasure of working with Joy for a year at Decagon and was consistently impressed with her technical skills, work ethic, and collaborative spirit. Joy demonstrated a deep understanding of software architecture and design principles and consistently delivered high-quality work on time. She is proficient in various programming languages and frameworks, including Java, Spring, and Hibernate. Joy was always willing to help out team members and work collaboratively to solve complex problems. Overall, Joy is a talented and hardworking engineer who would be an asset to any team. I highly recommend her for any software engineering or Java development position.
Onyinyechi Obiajuru
I am delighted to write a recommendation for Joy Osayi, who I had the pleasure of working with as a Software Engineer at Decagon. She is an exceptionally talented developer with a deep understanding of Java programming language, its related frameworks and tools. During our time working together, I was impressed by her ability to quickly comprehend complex requirements and deliver high-quality solutions. The part I appreciated is her continuous proactive attitude towards problem-solving.
Destiny Ajakaiye
I will highly recommend Joy. She has a strong analytical skill and most importantly, she has the will and drive to learn and grow. I will recommend her to any organisation looking for a dedicated Java full-stack Developer.
Violet Akpeh
I highly recommend Joy Osayi for any software engineering or Java development role. I had the pleasure of working with Joy for a year at Decagon and was consistently impressed with her technical skills, work ethic, and collaborative spirit. Joy demonstrated a deep understanding of software architecture and design principles and consistently delivered high-quality work on time. She is proficient in various programming languages and frameworks, including Java, Spring, and Hibernate. Joy was always willing to help out team members and work collaboratively to solve complex problems. Overall, Joy is a talented and hardworking engineer who would be an asset to any team. I highly recommend her for any software engineering or Java development position.
Credentials
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Java 8 for Experienced Developers: Lambdas, Stream API & Beyond
Educative, Inc.Apr, 2023- Nov, 2024 -
EF SET Certificate
EF Standard English Test (EF SET) -
Extending, Securing, and Dockerizing Spring Boot Microservices
LinkedIn -
Java Data Structures and Algorithms Masterclass
Udemy -
Java In-Depth: Become a Complete Java Engineer!
Udemy -
Scrum Fundamentals Certified (SFC)
VMEdu Inc. -
Spring Framework Master Class - Java Spring the Modern Way
Udemy -
The Complete Java Certification Course
Udemy
Experience
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Decagon
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United States
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IT Services and IT Consulting
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500 - 600 Employee
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Java Software Engineer
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Nov 2022 - Present
Achievements: • Worked collaboratively to develop E-commerce API using Spring Boot to support user transactions and purchases which can be integrated into various platforms. • Successfully integrated third-party payment gateway, resulting in a streamlined payment process for users. • Increased productivity by 40% by following agile methodologies and best practices for product development. • Improved user authentication by incorporating email service into an existing Spring Boot application. • Managed SQL Server database system to ensure data integrity and security. • Strengthened the security of a Spring application by integrating OAuth2 and OpenID framework, resulting in a 50% increase in security. Show less
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Hinge Systems
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Nigeria
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Appliances, Electrical, and Electronics Manufacturing
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1 - 100 Employee
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Software Engineer
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Mar 2021 - Nov 2022
• Improved the security of the application by implementing a third-party authentication feature using applications like Google, resulting in a 2-star increase in UI/UX rating. • Collaborated in the migration of a Java enterprise application to a microservices architecture, contributing to the successful completion of the project. • Wrote integration tests for all applications using JUnit/Mockito, significantly reducing customer complaints about bugs and application malfunctions. • Designed and built scalable APIs to increase development workflow by 25% • Participating in code reviews to ensure the quality and standards of the team's work • Troubleshooting and debugging issues as they arose • Participating in agile development methodologies, including sprint planning, daily stand-ups, and retrospectives. Show less
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Kings Polytechnic
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Nigeria
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Higher Education
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1 - 100 Employee
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Assistant Lecturer Computer Science Department
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Mar 2020 - Feb 2021
Achievements: •Created and taught courses in introduction to programming providing students with a strong foundation in this subject area. •Taught coding using OOP languages such as Java and C++, and covered programming concepts like algorithms, data structures, and practical implementation. •Guided students through technical aspects and provided troubleshooting support to promote a collaborative and supportive learning environment. •Emphasized creative problem-solving skills and teamwork to promote independent thinking and team cohesion. •Conducted assessments and provided constructive feedback on programming projects to promote academic growth and development. Show less
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AIRMAX TECHNOLOGIES LIMITED
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United Kingdom
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IT Services and IT Consulting
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1 - 100 Employee
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ICT Personnel
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Oct 2015 - Dec 2017
ICT PERSONNEL AND ADMINISTRATIVE ASSISANT Achievements: Carried out Jamb/UTME registration Carried out internet activities such as online registrations, surfing, research, uploading and downloading of documents, e.t.c Officiated as a Protus during the Jamb UTME CBT examinations Carried out other computer-related activities such as typing, designing, printing, scanning e.t.c Scheduled meetings for the management Monitored the various activities carried out in the organization and gave weekly reports. Show less
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Education
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2018 - 2020
Federal Polytechnic Bida
Higher National Diploma, Computer Science -
2014 - 2016
Federal Polytechnic Bida
National Diploma, Computer Science -
Decagon
Diploma in Java Stack, Computer Software Engineering
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