Java
Shubham Vishwakarma
Full Stack Developer - Averlon
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PythonJavaJob Title: Senior Linux Kernel Engineer
Experience: 5–10 Years
Location: Bangalore / Chennai
Domain: Enterprise Linux / Kernel Development
Job Summary
We are seeking a highly skilled Senior Linux Kernel Engineer with deep expertise in kernel development, debugging, and performance optimization. The role involves working on enterprise-grade Linux distributions, kernel lifecycle management, security patching, and low-level hardware integration.
Key Responsibilities
1. Kernel Lifecycle & Maintenance
- Lead kernel upgrade strategies (e.g., LTS migrations such as 5.15 → 6.x) while ensuring stability and compatibility.
- Perform patch porting across kernel versions, resolving API and dependency conflicts.
- Track and mitigate security vulnerabilities by monitoring CVEs and upstream sources (e.g., LKML).
- Backport critical fixes to production kernels without impacting system stability.
2. Debugging & System Stability
- Act as an escalation point for kernel panics and system crashes.
- Perform post-mortem analysis using kdump, crash, and gdb.
- Debug early boot issues (UEFI, initramfs, kernel initialization).
- Conduct performance analysis using eBPF, ftrace, and perf to optimize system behavior.
3. Driver Development & Hardware Integration
- Design, develop, and maintain device drivers (network, storage, GPU, or character devices).
- Work closely with hardware through DMA, interrupts (MSI-X), and register-level programming.
- Maintain out-of-tree drivers using DKMS or similar frameworks.
- Ensure compatibility of drivers across kernel updates.
Required Technical Skills
- Programming: Strong expertise in C (mandatory) and C++
- Kernel Internals: Deep understanding of:
- Virtual File System (VFS)
- Memory Management (MMU, Paging)
- Process Scheduler
- Linux Networking Stack
- Debugging Tools:
- kdump, crash, gdb
- kprobes, trace-cmd, ftrace
- perf, valgrind
- Hardware debugging tools (JTAG, Serial Console)
- Build Systems:
- Kbuild, Makefiles
- Kernel packaging (RPM/Debian)
- Security:
- Experience with CVE patching and backporting
- Knowledge of SELinux/AppArmor
- Kernel hardening (FIPS, KSPP)
Preferred Skills
- Experience contributing to open-source kernel projects
- Familiarity with Linux Kernel Mailing List (LKML) workflows
- Exposure to enterprise Linux distributions (RHEL, Ubuntu, SUSE)
- Experience with performance tuning and system optimization at scale
1. Core Programming (C Language)
- Must have strong hands-on experience in C programming
- Comfortable with pointers, memory management, and low-level concepts
2. Kernel Internals Expertise
- Should have worked in at least one subsystem:
- VFS / File Systems
- Memory Management
- Scheduler / Networking
3. Debugging & Crash Analysis
- Experience handling kernel panics
- Hands-on with vmcore analysis tools
4. Security & Patching
- Understanding of CVE fixes and backporting
5. Driver Development
- Experience in writing or maintaining device drivers
6. Performance & Advanced Debugging
- Exposure to eBPF, ftrace, perf
7. Hardware-Level Understanding
- Knowledge of DMA, interrupts, hardware interaction
Soft Skills
- Strong analytical and problem-solving abilities
- Excellent communication skills
- Ability to work independently and in collaborative environments
- Quick learner with adaptability to new technologies
Java
Spring Boot
Amazon Web Services (AWS)Java Backend
Experience : 5+ years (Immediate Joiner)
Location: Hyderabad(Remote)
- Core Java, SpringBoot, MicroServices
- DB2 or any RDBMS database application development
- Linux OS, shell scripting, Batch Processing
- Troubleshooting Large Scale application
- Experience in automation and unit test framework is a must
- AWS Cloud experience desirable
- Agile Development Experience
- Complete Development Cycle ( Dev, QA, UAT, Staging)
- Good Oral and Written Communication Skills
JavaSpring BootHumancloud Technologies is a leading digital technology and innovation partner
transforming businesses across the globe through its services and solutions.
We believe in helping our businesses stay ahead of the curve by enabling them to
leverage the new-age technology services of Blockchain, IoT, Cloud and Experience
Design. We, at Humancloud, have nurtured ideas from validation to production
and shaped them into scalable businesses.
An experienced IIT Delhi alumni leadership coupled with a team of talented and
supportive peers look forward to your onboarding.
Job Description: Java Developer
We are looking for an experienced Java Developer who will work closely with the
technical lead to identify and establish best practices in the company.
Requirements & Responsibilities :
● Design and develop features using Core Java, Spring Boot, and Hibernate
● Ability to design database schema, develop views and stored procedures
● Participate in user story grooming, design discussions and proposal of solutions
● Maintain existing software systems by identifying and correcting software defects
● Practice standard development processes leveraging agile methodologies such as
SCRUM and TDD
● Review and analyze business requirements and provide technical feasibility and
estimates
● Manage development/support functions etc
● Excellent in OOPS concepts, system design
● Strong knowledge of Core Java, Spring, Hibernate and Microservices
● Hands-on experience in DB design, SQL, UI Technologies like HTML/CSS,
JavaScript, jQuery, etc.
● Good knowledge of design patterns
● Excellent knowledge of JSP, Servlets, WebServices, JUnit
● Experience in Agile software development
● Familiarity with JIRA, GIT, Maven
● Experience in working directly with a client
● Good knowledge in requirement gathering, analysis, and designing
Desired Qualification and Experience :
● Minimum undergraduate in Computer Science, MCA or Statistics from a Tier 1/Tier
2 academic institution
● Minimum 3 years of professional experience as a Java developer
● Excellent written, verbal communication, and client-facing skills
● Exceptional analytical and problem-solving skills
● The ability to quickly grasp new concepts and learn new technologies
● The traits of a self-motivated, independent, detail-oriented, and responsible team
player.
Why Join Us:
Are you inquisitive? Are you someone who believes in facing the odds with the
determination to drive ideas forward? Then, Humancloud Technologies is the place
for you.
At Humancloud Technologies, we are committed to fostering a culture of innovation,
integrity, passion, courage and empathy. We believe in human potential and the
numerous ways it can serve humanity through adopting technology. If you share a
similar belief, then we welcome you to join us.
For Further Information:
Visit our website: www.humancloud.co.in
Follow us on social media: LinkedIn
JavaSpring Boot• Strong in Core Java (collections, multithreading, class loading, memory management,
transaction management etc.)
• Senior Java Developers using Java, J2EE, Spring, and Hibernate to develop web based
applications for enterprises; accessed from personal computers and mobile devices
• Candidate should have sound understanding of Object-Oriented Programming and Design
concepts
• Candidate should have sound knowledge of Spring and Hibernate
• Candidate should be able to recommend appropriate frameworks, libraries, design and
• develop web applications based upon a set of requirements
Mandatory Skills:
• Extensive knowledge in Object Oriented Programming and Design
• Extensive knowledge of Java, Spring, Spring Boot, Spring MVC
• Extensive knowledge in ORM frameworks such as Hibernate, MyBatis
• Extensive knowledge in design, creation and consumption of RESTful API
• Extensive knowledge in automated unit testing using JUnit, EasyMock, PowerMock, Mockito
• Thorough orientation towards Code reviews, Coding standards, Design Standards and Code
• Documentation
• Knowledge in design patterns
• Proactive approach to identify alternatives for a given problem statement
• Should have worked on enterprise class applications
• Should have worked in Agile environment
• Excellent oral and written communication skills
For Company Details please click the link below
www.multibank.com
JavaSpring BootWhat we need from you
- You will bring very strong consulting skills, are customer focused and know how to navigate through tough project situations
- You are highly motivated, creative in your approach to technical problems and love all things about Data!
- You spend a significant amount of time to keep your technical skills updated and are constantly looking for the next big data challenge
- You will be a key contributor to our growth and our customer’s success
- You will bring both broad and deep knowledge in Efficient Java (JSP, Servlet) Developer and going forward build the ability to architect a solution by mapping a customer business challenges
- You are resourceful and confident under pressure
- Willingness to travel as needed to customer sites
Competencies:
- Relevant experience on using tools like JSP, Servlet for web applications
- MVC frame works - Struts or Spring
- Web services- SOAP and REST WebLogic, Hibernate
- Middleware technologies MQ OSB.
- Web/App Servers: Tomcat or WebLogic or JBoss
- Experience using Angular, Micro Services using Spring, jersey, Swagger
- Good knowledge of Backend and Front-end technologies
- Good knowledge of Core Java, J2EE, Ajax, Spring, Java Script, jQuery, HTML
- Good knowledge of any RDBMS database like SQL Server, Oracle, MySQL & Cluster set-up, performance benchmarking, client-side API evaluation, knowledge of various deployment strategies
- Strong knowledge with Core JAVA concepts – Exception handling, Multi-threading, Collection, String, OOPS etc…
- Advanced understanding of Windows and Linux based operating systems
- Mainly 3-4 months hands on with reverse engineering and old legacy solutions to new modern applications
- Working knowledge using REST, HTTP, TCP, SCTP protocols
- Hands-on with JAVA frameworks such as – Thread Pool Executor, Object Pooling, Logging (Log4j preferred), XML/JSON handling
Education Criteria:
- Preferred BE degree in CS, E&C, E&E
- Proficient being a J2EE Developer (courses or project done) and data analytics skills
- Flexible to work on any projects assigned
Note: Terms & Conditions
- This opportunity will be work from office
JavaMust skills:
Hands- on in the following:
- Java 8/J2EE
- Spring boot
- Gradle/Maven
- REST API
- ORM- hibernate/ JPA
- Unit Testing and Integration Testing- Junit/ TestNG
Good to have:
Hands-on in the following:
- CI/CD pipeline deployment
- Messaging- ActiveMQ/RabbitMQ/MQ
- DB2
- Kafka
- NoSQL framework exposure
Android DevelopmentJavaAndroid TestingWe at Spiral Dev Apps are looking for a Android Developer who can lead the full project of android app, right from initializing the app from scratch and putting it on the Play store. Can do attitude in startup environment is a must Quality that we look for, You need to find answers on your own without handholding.
Skills Required:
• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes.
• An Android app developer must be well-versed with the Java programming language.
• Strong knowledge of Android UI design principles, patterns, and best practices
• Having knowledge about offline storage, threading, and performance
Profile: Android Developer
Experience: 1 to 5 years
Immediate joiner preferred
Excellent Communication Skills
Good salary hike
JavaJob Summary:
– We are looking for a kick ass software engineer with exceptional skills in data structures, algorithms, core java, and distributed systems. If you think you have it in you to deliver on aggressive timelines, have the hunger for growth, don’t like giving excuses, contribute to product features, be hands-on and deliver a world-class product, then we want to hear from you.
This is a predominantly back-end engineering role.
– You are a rockstar engineer with proven capabilities working on SaaS product and a passion for writing exception code.
– You are hungry for an opportunity to join a start-up and become a member of core platform team driving the company forward.
– You will be responsible for the delivery of product features as a part of the platform engineering team.
– You will be hands-on working on key features of the product.
– You will be responsible for design of back-end architectural changes and product features.
– You will have plenty of opportunity to learn and implement ideas to build products in efficient and cohesive manner.
– Understand the product mission, goals, and tasks and execute with the team to achieve them.
– Understand the design and architecture and build modules in accordance with it or recommend and make the necessary changes that adds more stability to our product.
Eligibility:
– 4+ years of experience with hands-on experience in Core Java/Kotlin
– 2+ years of experience as a technical architect with responsibility for core features
– 4+ years of working experience in cloud-based systems
– 2+ years of experience working on distributed systems
– 2+ years of experience working on Kafka and Zookeeper
– Experience working on RxJava/ Reactive Programming
– Adept on design patterns and distributed systems
– Excellent verbal and written communication
– Proficient in building REST APIs to interact with relational and non-relational data sources
– Proficient in SQL and RDBMS
– Hands on experience in code and system optimization
– Experience in working with NoSQL databases is a plus
Java2. Demonstrable abilities to optimize code. Strong analytical skills for effective problem solving
3. Experience in Java Spring, Hibernate, Github. Spring boot optional
Java
NodeJS (Node.js)
Follow CutshortShubham Vishwakarma
Full Stack Developer - Averlon