Ankush Singhal
Verified Expert in Engineering
Software Developer
Dubai, United Arab Emirates
Toptal member since May 19, 2021
Ankush is a software engineer with more than eight years of demonstrated experience and an assortment of skills in designing, architecting, developing, and delivering high volume and high availability multi-channel applications in banking, logistics, aviation, and travel domains. Ankush has a passion for learning and has delivered technological solutions for various clients across the globe efficiently while exceeding their expectations.
Portfolio
Experience
- Java - 8 years
- Git - 7 years
- Linux - 6 years
- Spring Boot - 6 years
- Oracle Database - 6 years
- Angular - 5 years
- Microservices - 4 years
- Docker - 3 years
Preferred Environment
Git, Spring Tool Suite (STS), Visual Studio Code (VS Code), Java, Spring, Linux
The most amazing...
...product I've developed is a 3D/VR seat map for a leading international airline, making it the first aviation organization to introduce VR technology.
Work Experience
Lead Engineer
Confidential Client
- Architected and led the development of a high-throughput cross-chain service across EVM chains, enabling secure swaps and generating $100,000+ daily trading volume.
- Led development of aggregator service supporting over 1,000 RPS and over $15 billion in processed volume, enabling scalable and resilient transaction routing.
- Managed engineering teams in the development and maintenance of multiple cryptocurrency exchanges globally, ensuring scalability, high availability, and security for millions of daily transactions.
Senior Development Engineer
Mashreqbank
- Created a niche domain for developing microservices using Java and Spring Boot.
- Developed the back-end infrastructure for onboarding the UAE’s first eCommerce co-branded credit card with Noon.com.
- Implemented identity access management and a security-as-a-service solution within Mashreq’s Digital Studio which is used via the API Gateway among all microservices.
- Managed the migration of applications and data to internal and external clouds as well as to the microservices architecture.
Software Engineer
Freelance
- Developed an application that fetched tweets in real time from Twitter using the Twitter API based on different search and filtering options.
- Created APIs and schedulers for handling payouts and transactions for a fintech organization.
- Built a smart-parking mobile and web application used for parking ticket payments for various car parks in London.
- Constructed a web and mobile application which shared notes online in real time.
Senior Software Engineer
Abu Dhabi Commercial Bank
- Designed and developed a bulk transaction processing system responsible for handling all domestic transactions in bulk across different channels in ADCB resulting in faster transaction processing with reduced system load.
- Integrated secure contactless payment using the MasterCard digital enablement service.
- Led the enhancement and upgrade of a payment hub application: a real-time gross settlement system facilitating funds transfers between banks and other financial institutions in the UAE.
- Managed multiple projects which contributed to the digitization of various banking processes like KYC, loyalty programs, and customer onboarding.
IT DevOps Engineer
Siemens
- Enhanced and optimized the baggage handling system deployed at all terminals of Dubai Airports.
- Developed a web application for 100% automation of virtual bag trials in production to calculate the performance of the BHIS application.
- Tuned the performance, optimized the queries, and enhanced the application processes to increase the end-to-end system's throughput, including baggage sorting, storage, transportation, and reclaim facilities.
Software Engineer
Emirates Group
- Developed the flight reservation system, specifically targeted at mobile browsers, and contributed to making it the fastest airline web app globally.
- Incorporated the 3D and VR seat map for the Emirates' mobile website, making it the first airline to introduce VR technology.
- Developed and delivered Ancillary Stretch, a paid-seating project which increased the revenue by AED 90 million annually.
- Revamped the Book a Flight and Online Check-in modules to make them more customer-centric and helped reduce the check-in times and the required number of clicks.
Experience
Emirates Mobile Website
https://mobile.emirates.comAs a full-stack developer, I implemented ancillary services like the paid-seating project, the cabin-class upgrade, and fare branding. These services increased the revenues of the organization and enhanced the existing flight booking and online check-in journeys.
Token Lifecycle Management System for Contactless Payments
I developed this application from its inception to going live. The app exposes APIs that internally communicate with various third-party systems to manage the tokens generated to make contactless payments with NFC-enabled devices.
Mashreq Bank | Online Banking and Mobile Application
https://digital.mashreqbank.com/onlinebanking/Education
Bachelor's Degree in Computer Science
Lingaya's University - Nacholi, India
Skills
Libraries/APIs
jQuery, REST APIs, API Development, X (formerly Twitter) SDK, X (formerly Twitter) API, JDBC, JAX-WS, JAX-RS, Node.js
Tools
Git, Spring Tool Suite (STS), Apache Maven, GitLab, Splunk, Jira, Confluence, Atlassian, Jenkins, IBM API Connect, Keycloak
Languages
Java, JavaScript, Java 8, JavaScript 6, HTML5, CSS3, SQL, TypeScript, HTML, CSS
Frameworks
Spring, Angular, Spring Boot, JUnit, Mockito, Selenium, AngularJS, Spring Batch, Spring Security, Hibernate, Cypress, WebFlux, OAuth 2, JSON Web Tokens (JWT)
Paradigms
REST, Microservices, Test-driven Development (TDD), Azure DevOps
Platforms
Oracle Database, Java EE (Jakarta EE), Linux, Docker, Amazon Web Services (AWS), X (formerly Twitter), Oracle, Jakarta EE (Java EE or J2EE), Kubernetes, IBM WebSphere, WebSphere
Storage
Spring Data, Spring Data JPA, Relational Databases, JSON, Microsoft SQL Server, Redis, MySQL, PostgreSQL, MongoDB, NoSQL, Amazon S3 (AWS S3)
Other
SOAP, RESTful Services, Multithreading, Back-end, APIs, Message Queues, SOLID Principles, Communication, Code Review, Source Code Review, OAuth, Single Sign-on (SSO), CI/CD Pipelines, Production Support, Web Security, Security, Async.js, Cloud, Technical Hiring, Cordova, Job Schedulers, SSL, Web3
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