Hiring for Hotel Operations-OTA

Job 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

Job description:

Tech Lead / Solution Architect – SaaS ERP (Hands-on Role)

This is NOT a managerial role.

We are building a large-scale AI-powered School ERP SaaS platform.

If you have not built a scalable SaaS product from scratch, please DO NOT apply.

---### Mandatory Requirements (No Exceptions)

* Built at least 1 SaaS product (not just worked on modules)

* Strong backend architecture experience (API design, DB design, scaling)

* Experience with multi-tenant systems (multiple clients in one platform)

* Hands-on coding ability (Node.js / Python / Java)

* Experience handling real users (1000+ active users)

---

### Do NOT Apply If:

* Only worked in service-based companies without product ownership

* Only frontend/mobile developer

* Only managed team but not coded

* No real production deployment experience

---

### Proof Required (Mandatory):

Attach the following in your application:

1. GitHub / live product link

2. Architecture diagram or explanation of a system you built

3. One real scaling problem you solved

Applications without proof will be rejected.

---

### Role Responsibility

* Design complete SaaS ERP architecture

* Lead backend and system design decisions

* Work hands-on with developers

* Ensure scalability, performance, and security

---

### Selection Process

1. Pre-screen architecture task

2. Technical discussion (real-world scenarios only)

3. 5-day paid trial

---

We are building for scale.

If you are not deeply technical and hands-on, this role is not for you.

Job Types: Full-time, Permanent

Work Location: In person

Interview & Work Location: Kochi, Coimbatore

Experience- 3-5 years

Notice Period - immediate to 30 Days

Who we are;

Orion delivers game changing business transformation & digital product development with agility at scale. With a maturity and scale of 25+ years in the industry, Orion has 6200 + associates working across 12 major delivery centers across the globe! Follow us on the links below to know more!

Key Accountability;

• Performs implementation of high level design and specifications.

• Develops low level design, class diagrams, flow charts.

• Performs Unit testing of individually developed components and fix errors, if any.

• Assist in preparation of design, technical reference & operational documentation, packaging document in collaboration with the Lead.

• Strives for technology innovation in terms of exploring new and efficient ways of writing code.

• Is responsible for writing simple, reusable code by following coding standards.

• Ensure proper documentation of implementation and reviews.

• Ensure timely follow ups and escalations with leads with respect to any process gaps/risks/impediments.

Key Competencies;

• Strong knowledge of .netcore, SQL Server, Angular 6+

• Basic understanding of Azure Cloud and Azure functions

• Fair understanding of object-oriented programming (OOP)

• Fair understanding of WCF / Web Services / JQuery / CSS / Ajax/HTML 5/ JavaScript.

• Fair understanding of Entity Framework.

• Knowledge of design patterns will be an added advantage.

• Clear communication skills are of high importance

• Ability to quickly learn new concepts and software is necessary

• Candidate should be a self-motivated, independent, detail oriented, responsible team player and exhibit

• exceptional relationship management skills

• Passionate about building high-quality systems with software implementation best practices

Education: Bachelor’s or Master’s degree in Computer Science, Engineering, or related field (or equivalent practical experience).

Benefits:

• Competitive salary and performance-based incentives.

• Flexible work environment (Remote/Hybrid options available).

• Health insurance and other perks.

• Learning and development opportunities.

• Collaborative and innovative work culture.

Job Description: React Native App Developer

Company: Arroz Technology Private Limited

CTC: 3.5-5 LPA

ESOP

Working Hours : 9:30 AM to 6:30PM

Working Days : 6 Days a Week (1 day Work from Home in a week)

Location : 4thFloor ,TMR Tower ,Whitefield, Thubarahalli, Bengaluru, Karnataka 560066, India

Google Map Links :  https://goo.gl/maps/YbhYeNy8ahLqVykS7

Responsibilities:

- Develop and maintain high-quality mobile applications using React Native.

- Collaborate with cross-functional teams to gather requirements and translate them into high-level designs.

- Write clean, reusable, and well-structured code following industry best practices and coding standards.

- Conduct code reviews and provide constructive feedback to ensure code quality and adherence to standards.

- Mentor and guide junior developers, providing technical expertise and promoting professional growth.

- Collaborate with backend developers to integrate APIs and ensure smooth data flow between the app and server.

- Stay updated with the latest trends and advancements in React Native and mobile app development.

- Work in a 9:30 AM to 6:30 PM, six-day office role, maintaining regular attendance and punctuality.

Required Skills and Qualifications:

- Strong proficiency in React Native development.

- Experience with Redux or similar state management libraries.

- Proficiency in integrating APIs and working with backend services.

- Sound knowledge of JavaScript, ES6+, and modern web technologies.

- Familiarity with Git version control system and agile development methodologies.

- Good problem-solving and debugging skills.

- Excellent communication and teamwork abilities.

- Bachelor's degree in Computer Science or a related field (preferred).

Join Arroz Technology Private Limited as a React Native App Developer and be part of an innovative team driving the development of cutting-edge mobile applications. This role offers competitive compensation and growth opportunities within a dynamic work environment.

Job description:

• To manage and develop the exhibition sales team setting objectives to achieve pre-set targets identified from the exhibition sales plan.
• To ensure that all opportunities are reacted to, proactively targeted and relationship managed in a timely manner.
• To develop sales strategy, taking into account market trends and the business environment and review this on a monthly basis reporting on any findings.
• To undertake relevant sales and marketing activities in order to achieve sales targets from exhibition clients.
• To ensure contracts are accurately raised and reflect the proposal made and ensure they are signed and returned.
• To ensure packages of services are agreed with the client and communicated to the ACC Liverpool events and operations teams.
• To ensure that the sustainability of an event is taken into account when offering availability to a client.
• To identify opportunities and grow new business from a variety of large multi national, local and regional organisations to ensure a diverse complimentary mix of events.
• Liaise closely with Corporate, Association, Sport and Entertainment sector leads on any potential clash events prior to confirming availability to clients to avoid programming conflict.
• To develop a robust CRM process to ensure that key client relationships are developed on an on-going consistent basis and that this information is recorded and reported each month.
• On a monthly basis, report on enquiries received, lost and developed, the state of the sector including business position in relation to the budget target.
• To follow up on any leads and general enquiries, dealing with them in a timely and efficient manner and ensure that team members do the same.
• To proactively call potential customers and ensure that team members are targeted to do the same.
• To set up and attend regular ‘keep in touch’ client meetings.
• To set up and attend regular ‘keep in touch’ team member meetings.
• To attend exhibitions, meetings and other events nationally and internationally as required to promote our organization.
• To provide a monthly sales activity report.

Build pixel-perfect, buttery smooth UIs across both mobile platforms.
Leverage native APIs for deep integrations with both platforms.
Diagnose and fix bugs and performance bottlenecks for performance that feels native.
Reach out to the open-source community to encourage and help implement mission-critical software fixes - React Native moves fast and often breaks things.
Maintain code and write automated tests to ensure the product is of the highest quality.

• 12th Pass/Any graduates
• Min 1 year of work experience is required
• Candidates with excellent communications
• Experience in international voice process(US/UK/UAE/Ireland/Australia etc)
• Flexible with Night shifts
• Location - Andheri (East)