SALMAN HUSSAIN — CTO

💡 Senior Technical Lead | Java & Microservices Expert | Driving Scalable & High-Performance Software Solutions With 8.5+ years of experience in software engineering, I specialize in designing and optimizing Java-based microservices architectures that power high-scale applications. Currently, I am a Senior Technical Lead at Sinch, leading teams to build efficient, resilient, and high-performance systems that handle millions of transactions daily. 🔹 Core Expertise: ✅ Java, Spring Boot, J2EE, Hibernate, Redis, MongoDB, MySQL ✅ Microservices Architecture & Scalable Distributed Systems ✅ Cloud & DevOps (AWS, Kubernetes, Docker, CI/CD, Terraform) ✅ Blockchain & Smart Contract Development (Ethereum, Hyperledger Fabric) ✅ System Design, API Development, and Performance Optimization 🚀 Impact & Achievements: ✔️ Scaled WhatsApp Business application from 1K to 4M daily users within 3 years. ✔️ Boosted system efficiency by 300% through advanced software architecture optimization. ✔️ Implemented Kubernetes-based CI/CD pipelines, reducing deployment time by 50%. ✔️ Led monolith-to-microservices migration, improving system scalability by 40%. ✔️ Developed blockchain-based solutions using Hyperledger Fabric and Ethereum, optimizing security & transaction speeds. ✔️ Enhanced testing coverage by 40% through automation frameworks, improving system stability. 🎯 Leadership & Mentorship: Beyond coding, I thrive in leading high-performing engineering teams, mentoring developers, and fostering a culture of innovation. I enjoy solving complex architectural challenges, optimizing large-scale distributed systems, and driving technology transformations. 🚀 Let’s Connect! If you're passionate about Java, Microservices, System Design, Cloud, or Blockchain, let’s discuss ideas and collaborate! Feel free to connect, share insights, or reach out for tech discussions.

Stackforce AI infers this person is a Backend-heavy Fullstack developer with expertise in Fintech and B2C applications.

Location: Noida, Uttar Pradesh, India

Experience: 10 yrs 7 mos

Skills

Java
Microservices
Ci/cd
Blockchain

Career Highlights

Scaled WhatsApp Business application to 4M daily users.
Boosted system efficiency by 300% through architecture optimization.
Led successful monolith-to-microservices migration.

Work Experience

Sinch

Senior Technical Lead (5 yrs 6 mos)

Technical Lead (5 yrs 6 mos)

Vasitum

Lead Backend Developer (1 yr)

Elevondata

Senior Consultant (6 mos)

Nucleus Software

Software Developer (3 yrs 6 mos)

Senior Software Engineer (3 yrs 6 mos)

CDAC

Intern (4 mos)

Amplus Group

Intern (1 mo)

Education

Bachelor of Technology (BTech) at Manipal Institute of Technology

Associate’s Degree at Acharya Institute Of Technology

SALMAN HUSSAIN

CTO

Noida, Uttar Pradesh, India10 yrs 7 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Scaled WhatsApp Business application to 4M daily users.
Boosted system efficiency by 300% through architecture optimization.
Led successful monolith-to-microservices migration.

Stackforce AI infers this person is a Backend-heavy Fullstack developer with expertise in Fintech and B2C applications.

Contact

Skills

Core Skills

JavaMicroservicesCi/cdBlockchain

Other Skills

Android DevelopmentAutomation TestingBlockchain SecurityC++ChaincodeComputer ScienceDBMSData MiningDockerElasticSearchEthereumEvent Driven ProgrammingHibernateHigh Performance ComputingHyperledger

About

Experience

Sinch

2 roles

Senior Technical Lead

Promoted

Sep 2020 – Present · 5 yrs 6 mos · Noida, Uttar Pradesh, India

🚀 Key Contributions & Responsibilities:
Spearheading the design and implementation of high-performance, scalable Java microservices architectures.
Leading Agile development teams, ensuring on-time delivery of mission-critical projects.
Driving CI/CD transformation using Kubernetes, enhancing deployment efficiency and system resilience.
Collaborating with QA teams to enhance automation testing, improving coverage and code quality.
Implementing advanced monitoring & logging with ELK stack, Prometheus, and Grafana for real-time insights.
📈 Achievements & Measurable Impact:
✔️ Scaled WhatsApp Business application traffic from 1K to 4M daily users, optimizing transaction processing.
✔️ Boosted system efficiency by 300% by refactoring code and optimizing microservices architecture.
✔️ Reduced deployment time by 50% by transitioning from manual deployments to Kubernetes-based CI/CD pipelines.
✔️ Enhanced testing coverage by 40%, ensuring higher system stability and reducing production bugs.
🔹 Technologies & Tools Used:
✅ Java, Spring Boot, Redis, MongoDB, MySQL
✅ Microservices, Kubernetes, Docker, Kafka
✅ CI/CD, Jenkins, SonarQube, ElasticSearch

JavaSpring BootRedisMongoDBMySQLMicroservices+7

Technical Lead

Sep 2020 – Present · 5 yrs 6 mos · Noida, Uttar Pradesh, India

LeadershipMicroservices

Vasitum

Lead Backend Developer

Sep 2019 – Sep 2020 · 1 yr · Noida, Uttar Pradesh, India

🚀 Key Contributions & Responsibilities:
Led backend development for an AI-powered job portal, enhancing efficiency & scalability.
Managed and mentored a team of 3 developers, increasing team productivity by 25%.
Transitioned the platform from monolith to microservices, improving scalability and performance.
Implemented DevOps best practices, cutting deployment time by 50%.
📈 Achievements & Measurable Impact:
✔️ Improved system scalability by 40% through microservices adoption.
✔️ Reduced time-to-market by 15%, enhancing project adaptability with Agile practices.
🔹 Technologies & Tools Used:
✅ Java, Spring Boot, MongoDB, MySQL, Redis
✅ Microservices, REST APIs, RabbitMQ
✅ CI/CD, Docker, Kubernetes

JavaSpring BootMongoDBMySQLRedisMicroservices+5

Elevondata

Senior Consultant

Mar 2019 – Sep 2019 · 6 mos · Gurugram, Haryana, India

🚀 Key Contributions & Responsibilities:
Led the development of blockchain-based solutions, optimizing security & transaction processing.
Set up Hyperledger Fabric infrastructure for secure, scalable blockchain applications.
Developed smart contracts and DApps using Ethereum & Truffle.
📈 Achievements & Measurable Impact:
✔️ Enhanced blockchain transaction speeds by 25%, improving security & performance.
✔️ Optimized smart contract execution, reducing errors & vulnerabilities.
🔹 Technologies & Tools Used:
✅ Hyperledger Fabric, Ethereum, Smart Contracts, Chaincode
✅ Java, Spring Boot, Hibernate
✅ NodeJS, Truffle, Blockchain Security