Syed Irfan
SOFTWARE DEVELOPER
Kuala Lumpur,Malaysia
Summary
Extremely motivated, dedicated result oriented professional with total experience of 6 years in Banking and ecommerce domain.
Conversant with designing and building
- Backend applications and API development using Java8, Spring boot and Microservices
- Mobile app development using React Native
- Web Development using React.js and Redux
- Rich experience in designing complex systems involving distributed transactions, distributed cache, pub/sub mechanism
Overview
4
4
years of post-secondary education
6
6
years of professional experience
Work History
Software Development Engineer
Maybank
Kuala Lumpur
04.2020 - Current
- Contributed ideas and suggestions in team meetings and delivered updates on deadlines, designs and enhancements.
- Designed and developed highly secured REST APIs using OAuth and spring security
- Identified and Fixed many security loop holes within the backend system
- Worked closely with fraud analysts and implemented RSA adaptive security to prevent fraudulent transactions
- Built fully functional admin panel from scratch
- Built a system to capture each and every transactional logs using Event driven architecture
- Mentored interns / junior developers and instructed them to following software development best practices and writing clean and efficient code
Tech stack - Microservices architecture, Java8, Spring boot, Spring Cloud, React.js, React Native, Apache Kafka, Oracle DB
Full Stack Software Engineer
Presto Mall
Kuala Lumpur
06.2019 - 04.2020
- Evaluated project requirements and specifications and developed software applications that surpassed client expectations.
- Single handedly designed and developed both backend and front end system from scratch
- Automated flagging of offensive / counterfeit products based on rules set in the system, using Apache lucene ( built over elastic search )
- Migrated entire spring and iBatis based project into Spring boot and JPA based
Tech stack - Monolith architecture, React.js, Redux, Redux-thunk, Material UI, Java 8, Spring Boot, Elastic search, Postgres DB
Senior Backend developer
HONG LEONG BANK
Kuala Lumpur
02.2018 - 06.2019
- Implemented JWT based Oauth security to secure REST resources and implemented various encryption algorithms to secure highly sensitive customers’ data and transactional records
- Consumed SOAP web services from different platforms, enhanced as per business requirements and exposed these web services into JSON based REST APIs
- Worked effectively with cross-functional design teams to create software solutions that elevated client side experience and significantly improved overall functionality and performance.
Tech stack - Monolithic architecture, Java 8, Spring, Spring boot, JPA, REST, SOAP, MySQL DB
Java Developer
Tata Consultancy Services
Bangalore, India
06.2015 - 02.2018
- Performed troubleshooting, diagnostics and analysis to uncover root malfunctions.
- Researched new technologies, software packages and hardware products for use in web applications
- Developed robust Java code for Banking applications
Tech stack - Java 7, Spring, JDBC, JSP and Servlets
Education
Bachelor of Engineering -
Malnad College of Engineering
03.2011 - 04.2015
Skills
Java 8
Spring Boot, Spring Cloud
Spring MVC, AOP, Batch
Microservices and MonolithREST and SOAP web servicesJavascript, Reactjs, Material UI
React Native, Redux, Redux Thunk
OOP & Design PatternsDocker, Jenkins, Git, MavenJunit and Mockito for testingJasper reports, LiquibaseHibernate enversApache Kafka, Apache LuceneElastic SearchMySQLPostgreSQL
OracleNoSQL / In memory cacheRedisHazelcastORMHibernate (JPA)IBatis
Agile (SCRUM)Jenkins (CI/CD process)Atlassian stack (JIRA, wiki etc)Sonar & HP Fortify (coverage)
Linux & Unix
Git (-hub, -lab)Design, Architectural patterns
Nginx and httpd(Proxying)SOLID principlesTomcat and Jboss serverGrafana, ELKReact Native
Apache Kafka
Accomplishments
- Took a key role in assisting an organisation to migrating it's database from Oracle to Alibaba cloud based PostgreSQL, thereby reducing platform's operating cost of about $75000 per year
- Designed and developed fraud detection system in house for an e-commerce, which successfully replaced popular third party tool 'One sentry', estimated to save $15000 per quarter
- Designed and developed mobile banking Rest API from scratch for two major banks in Malaysia
- Fixed penetration test issues, performance issues and many other security loop holes present in banking backend systems
Libraries/ Tech Stack
Backend
- Maven (as java dep. management and build automation)
- Spring framework
> Spring 4.x + Spring Boot 1.5.x: used in Monolith
> Spring 5.x + Spring Boot 2.x: used in Microservices
- Spring Data
- Spring cloud
> Netflix projects
- Eureka (service discovery)
- Hystrix (circuit breaking)
- Feign (REST contracts)
- Zuul (proxy and gateway)
- Cloud config
- Spring Security
- OAuth Security, JWT based Authentication (production security for REST controllers)
- Spring boot Dev Tools, Spring boot admin
- JPA, Hibernate envers, Liquibase
- Spring REST documentation ( Swagger2 + Swagger UI)
- Lombok, Jasper Reporting
Front End / Mobile
- React.js, React Native
- Yarn , npm as dependency management
- Redux (state management), Redux Thunk, Redux persist, Redux forms, Redux logger
- Moment, i18n, Axios, Native base, Material UI
- Lucene Search, Caffeine cache, Redis cache, HazelCast
Timeline
Software Development Engineer
Maybank
04.2020 - Current
Full Stack Software Engineer
Presto Mall
06.2019 - 04.2020
Senior Backend developer
HONG LEONG BANK
02.2018 - 06.2019
Java Developer
Tata Consultancy Services
06.2015 - 02.2018
Bachelor of Engineering -
Malnad College of Engineering
03.2011 - 04.2015