ZIYA SAYED
✦ 18+ years of experience in full-stack Software Development, Architect & Design Mobile apps, Web Applications, ERPs, APIs, Products & CMS, etc
✦ Extensive background working with MNCs, including Mastek, Zycus, Syntel, Infrasoft Tech, and JP Morgan Chase & Co.
✦ Experienced in all phases of Software Development, Requirement, Analysis, Design, Development, and Testing using different methodologies like Agile, XP, TDD
✦ Developed 40+ Mobile apps, Ecommerce & Web Application solutions for various clients
✦ Holds a Bachelor's degree in Electronics & a Master's degree in Software Systems from BITS Pilani
✦ Conducted many training sessions and seminars on cutting-edge IT technologies
✦ Oracle OCA-SQL certified with 98%.
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👨💻Technical Expertise/ Skills:
=============================
✦ Software Architecture and Design
✦ Programming :
Java, J2EE, Android , HTML/JavaScript
✦ Frameworks:
Spring, REST API, Hibernate, Angular, Liferay, Flutter
✦ Backend Servers:
JBoss, WebLogic, Glassfish, Oracle App Server, Apache Tomcat
✦ Database:
MySQL, Oracle 11g, SQL, PL- SQL/T-SQL, Sybase, MongoDB
✦ Code Management:
GIT, Subversion (SVN), Bit Bucket, CVS, Perforce, StarTeam, VSS
✦ Defect Tracking:
Jira, OpenProject, Bugzilla, 4Sight
Project Management
MySQL
MongoDB
Android Room Persistence
SQLite
Android
Android App Development
Java
Spring Framework
Hibernate
Java Persistence API
Jakarta EE
Elasticsearch
ERP Software
WordPress
Sudhir S.
Mumbai, India
$20/hr
5.0
15 jobs
I am a senior developer with 21 Yrs. of experience ( 12+ Yrs with JPMorgan and rest with Deloitte, HCL and other) in Java/J2ee, Python, Rest API, SOAP API, javascript, OAuth, SSO, Kafka, SpringBoot, HTML, CSS, PHP, Web Design, Web Development, React, Redux, Angular, e-commerce, Wordpress, Shopify, JPA, Cloud, AWS, Azure, GCP, Private cloud, JBPM, n8n, Oracle BPM, JMS, Hibernate, Struts, Spring Batch, ESB, Base44, Playwright, Selenium, JavaFX, Lisp, Prolog, Weka , OpenAI, Different Web as well as Application Servers, different Operating Systems and DBMS Tools, SQL, NoSQL, PostgreSQL, Mongo, Cassandra, MYSQL, Oracle, Supabase, AI, NLP, OpenAI, agent development, Wordpress, php , CI/CD, Agile and various open-source tools, technologies and frameworks.
Some of the domains I have worked on are Banking, finance, Trade, Crypto, HR, Insurance, Learning, NLP, Healthcare, System architecture, Developers Tooling, Document management, AI, DevOps, Cloud, GCP, Hubspot, Quickbook, PandaDoc, Stripe, web3, Blockchain, etc.
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Experience Summary:
Freelancing || Freelancing || Present
Toyow || Solution Architect || Sep 24 to JAN 25
JPMorgan || Vice President || (Around 12 Yrs. Total)
Deloitte || Senior Consultant/Specialist Senior || Jun 13 to Jun 15
HCL || Onsite/Offshore Dev lead || Sep 06 to May 10
Birla Soft Ltd || Software Engineer || Jan 06 to Sept 06
GIIT || Developer || Feb 05 to Oct 05
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Some of the applications are as below:
- Document generation system
- Online translation system using NLP
- Library management system
- HRMS System
- Networking system
- Tools for Developer and Operate to build and deploy their applications.
- Workflow as a service
- Workflow Platform for Mutual Fund NAV processing (Fund accounting)
- Prediction analysis for SLA miss.
- A real time dashboard for fund processing
- Messaging Platform supporting MQ, SFTP, REST, Kafka, FIX,
- Trade instruction manager
- Customer support system for Bank operators
- Platform for Tokenization Assets using Blockchain
- A social Media application
- A insurance management Platform
- Applications developed on Base44
- Loan record reports
- OCR for healthcare reports and data processing.
- ChatBot for Patient enquiry.
- Coin analysis using AI (openAPI integration).
- A Platform for affiliate marketing.
- CI/CD for Gitlab and AWS.
Java
Spring Framework
Python
Apache Kafka
Spring Boot
React
Angular
jBPM
Microservice
PHP
Next.js
Mule
Full-Stack Development
Back-End Development
Web Design
Artificial Intelligence
Cloud Architecture
Azure DevOps
Blockchain
Web3
Swastik S.
Mumbai, India
$13/hr
5.0
4 jobs
Hello! I'm Swastik Srivastava, a Full Stack Developer and Big Data Consultant with over 5 years of experience delivering scalable, high-performance solutions for startups, enterprises, and global clients.
I specialize in building robust systems across the Java ecosystem, Big Data architectures, and data-driven marketing platforms. My work spans across multiple domains including Scala + Spark development, data analytics, digital marketing tech stacks, and end-to-end web applications.
🔧 Core Skills & Expertise:
Backend: Java (Spring Boot), Scala, Kafka, REST APIs
Big Data: Spark, Hadoop, Hive, Flink, Sqoop, Airflow
Cloud: AWS (S3, Lambda, Glue), GCP, Azure (Data Factory, Synapse)
Frontend: JavaScript, React, HTML/CSS
Databases: MySQL, MongoDB, PostgreSQL
DevOps: Docker, GitHub Actions, Jenkins, CI/CD Pipelines
Digital Marketing Tech: Google Analytics, Meta Ads Reporting, Marketing Funnels, Email Automation
Data Analytics: ETL Pipelines, Dashboards, SQL, Python (Pandas), Power BI
✅ Why Work With Me?
Proven track record with top-tier clients (e.g., Morgan Stanley via EY)
Ability to lead full-stack projects while coordinating with cross-functional teams
Clear communicator who ensures on-time, high-quality delivery
You work directly with me — I handle communication and project management, while my internal team supports execution for faster turnaround and flexibility
📈 Services Offered:
✅ Java + Spring Boot Microservices Development
✅ Big Data Pipeline Design with Spark, Scala, Kafka
✅ Digital Marketing Data Analysis & Automation
✅ Web Development & Full-Stack Application Builds
✅ Data Analytics Dashboards & Reporting
When I'm not coding, I mentor junior developers and love solving challenging backend and data problems. I'm passionate about helping businesses unlock the full value of their data and digital infrastructure.
📩 Let’s connect! Whether you need a quick fix or a long-term technology partner, I’m always open to a conversation to understand how I can help.
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