11+ Linux administration Jobs in Kolkata | Linux administration Job openings in Kolkata

We are seeking an IT/System Administrator to manage and maintain our web servers, monitor system performance, and ensure uptime for our E-lock GPS web platform. This individual will play a key role in server monitoring, troubleshooting, and managing basic backend operations.

Key Responsibilities:

Monitor and maintain servers, ensuring uptime, performance, and security.

Perform basic troubleshooting for server-related issues (e.g., service restarts, log analysis).

Manage server logs, backups, and storage usage.

Implement basic security measures, including access control and firewall monitoring.

Collaborate with developers and report any critical server issues or bugs.

Manage GitHub for tracking system updates and version control.

Skills Required:

Basic Linux/Ubuntu server administration (preferred) or Windows Server.

Familiarity with SSH, server logs, and cloud services (AWS, DigitalOcean, or similar).

Experience with Git/GitHub for managing repositories.

Basic knowledge of system security, firewalls, and network protocols.

Strong troubleshooting and problem-solving skills.

Education and Experience:

Bachelor’s degree in IT, Computer Science, or related field (preferred).

1-3 years of experience in IT/System Administration or similar roles.

NOTE: We’re inviting applications for a 6-month internship in IT and System Administration at Mondiale Technologies, a company at the forefront of smart logistics and IoT-based tracking solutions

Eligibility: Diploma in Electronics / BCA / B.Sc. IT / MCA / B.Tech (Final year students or recent graduates)

Internship Highlights:

• Hands-on experience in system monitoring, basic troubleshooting, and hardware/software setup
• Exposure to managing IT infrastructure for field-deployed IoT tracking devices
• Opportunity to support internal users and technical teams
• Real-world learning in a fast-paced, tech-enabled logistics environment

Stipend: YES

✅ Pre-placement offer for high-performing candidates

Candidates who successfully complete the internship and demonstrate strong performance will be offered a regular full-time role within the company.

Job Description:

We are looking for a Lead Java Developer – Backend with a strong foundation in software engineering and hands-on experience in designing and building scalable, high-performance backend systems. You’ll be working within our Digital Engineering Studios on impactful and transformative projects in a fast-paced environment.

Key Responsibilities:

• Lead and mentor backend development teams.
• Design and develop scalable backend applications using Java and Spring Boot.
• Ensure high standards of code quality through best practices such as SOLID principles and clean code.
• Participate in pair programming, code reviews, and continuous integration processes.
• Drive Agile, Lean, and Continuous Delivery practices like TDD, BDD, and CI/CD.
• Collaborate with cross-functional teams and clients for successful delivery.

Required Skills & Experience:

• 9–12+ years of experience in backend development (Up to 17 years may be considered).
• Strong programming skills in Java and backend frameworks such as Spring Boot.
• Experience in designing and building large-scale, custom-built, scalable applications.
• Sound understanding of Object-Oriented Design (OOD) and SOLID principles.
• Hands-on experience with Agile methodologies, TDD/BDD, CI/CD pipelines.
• Familiarity with DevOps practices, Docker, Kubernetes, and Infrastructure as Code.
• Good understanding of cloud technologies – especially AWS, and exposure to GCP or Azure.
• Experience working in a product engineering environment is a plus.
• Startup experience or working in fast-paced, high-impact teams is highly desirable.

We are looking for a Node.js Developer to join our team.

In this role, you will be entrusted with developing JavaScript applications using Node.js.

Apply now for the role of a Node.js Developer at CodeBuddy that is opening doors for skilled, energetic developers looking for Mern Stack Developer Jobs.

If you can help us design and create multiple layers of applications while working cross-functionally across different infrastructures. You would fit perfectly if you love problem-solving, design, and creating quality offerings.

Technical Competency :

• Professional experience in Javascript Stack / Framework
• Development experience in Node.js
• Experience with backend using REST API.
• Proficiency in React.js concepts is a plus but not mandatory
• Experience with Object-Oriented Programming
• Ability to multitask and work in a fast-paced environment.
• Ability to document their code.
• Understanding accessibility and security compliance.
• To translate storyboards and various use cases to create high-performing apps
• Write, execute, and maintain clean, reusable, and scalable code
• Integrate our various data storage solutions
• Ensure the responsiveness and boost the performance of our apps
• Find and address the various bottlenecks and bug-fixes
• Help in code automatization
• Proficient use of GIT.

Interpersonal skills :

• Must be comfortable working in a team and independently when required.
• Must be disciplined, proactive, and self-motivated
• Needs to have problem-solving and analytical skills
• Good to have previous experience of direct client interaction for project briefs and updates.

What You Need To Apply:

• Previous work experience as a Node.js developer for 1 year at least.
• Strong experience with Javascript
• Self-motivated with the ability to work independently or jointly in a self-directed way.
• Demonstrated successful development of web or mobile-based applications
• Proven analytical and problem-solving capabilities
• Keen attention to detail
• Strong work ethic and desire to build industry-leading products
• Proactive instead of reactive
• Looking for ways to improve self and projects.

If you have it all in you, we are happy to have you with us!!!

Perks and Benefits:

We at Codebuddy believe our team is our biggest strength and we believe in paying our team members fair remuneration because we respect everyone’s effort.

• Review in every 9-12 months
• Opportunity to learn new technologies at the company's expense
• On-time salary (7th of every month)
• Fair pay policy
• Easy leave structure
• Performance awards
• Festival gifts
• Annual picnic
• Monthly dinner parties

We will be even happier if you have:

• Proficiency in Nest.js or Express.js,
• Being an open-source contributor,
• Ability to discover functional and non-functional requirements of an app, based on various levels of inputs from clients,
• Ability to transform customer ideas to business model and scope understandable by technical experts,
• Having excellent stakeholder management and client-facing skills.

Joining Codebuddy Means:

• Working in a comfortable and stimulating environment that boosts creativity,
• Being involved in challenging projects,
• Taking part and initiating knowledge-sharing initiatives,
• Working with clients from around the world, 
• Having the opportunity to bounce your ideas off our experienced team,
• Enjoying flextime and flexplace: adjust your daily schedule to your individual needs!
• We decide together and value equality: there is no strong hierarchy in our teams, and every opinion is more than welcome,
• Processes based on Scrum and Agile methodologies,
• Dev-friendly processes such as Code Review,
• The constant development of your hard and soft skills 
• Having a smooth start: your leader and a buddy will support you and mentor you.

What will happen next?

• Fill out the form
• Give us some time to review your application
• Meet us for an interview
• Complete a recruitment task to see how we work
• Join our team!

Digitex Web IT Solutions is looking for a an experienced PHP Laravel Developer with proven experience in coding with PHP, Laravel, Wordpress(Skilled in Shopify will be an add-on)

Skills Required:

• Minimum 2 years of relevant expertise in PHP, Laravel, Wordpress
• Generate Wordpress Themes and plug-in development
• Good in PHP MVC frameworks, ideally laravel
• Skilled in Shopify will be an add-on.
• Good communication and analytical skills.

Required Candidate Profile:

• Must have good wordpress knowledge in plug-in development
• Well conversant in SQL queries and OOPS 

Kolkata based candidates can apply

Software Engineer

Opportunity in this role / Why should you join us?

- You are your own master.  We don't preach you, we just allow you to Innovate, Iterate, Learn and Adapt

- Work with one of India's leading fintech unicorn company

- ESOPs in the company

Requirements

• 3+ years and above exposure in the art of writing codes and solving problems for large scale
• Extensive and expert programming experience in any one programming language (strong OOPS skills preferred). Deep experience in a java programming language
• A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
• Have a penchant for solving complex and interesting problems.
• BE/BTech, MTech in Computer Science or related technical discipline (or equivalent).
• Excellent coding skills – should be able to convert the design into code fluently Good skills to write unit & integration tests with reasonable coverage of code & interfaces - TDD is a plus
• Experience in building highly scalable business applications, which involve implementing large complex business flows and dealing with the huge amount of data. Experience with

multi-threading and concurrency programming

• Ability to switch between the technologies and learn new skills on the go.

Roles and Responsibilities

• Drive discussions to create/improve the product, process and technology
• Build abstractions and contracts with separation of concerns for a larger scope
• Rapid prototyping
• Robust and scalable web-based applications
• Do high-level design with guidance; Functional modelling, break-down of a module
• Thinking platforms & reuse, the open-source contribution will be a plus
• Do incremental changes to architecture: impact analysis of the same
• Do performance tuning and improvements in large scale distributed systems
• Mentor young minds and foster team spirit.

Key Responsibilities:

• Development of a Single Page Application (SPA) and it's components in Typescript: deployed and optimized for progressive mobile and browsers using Angular 2 and Ionic 2 frameworks.
• Creating custom, general use modules and smart components which extend the elements and modules of core Angular framework.
• Creating self-contained, reusable, and testable modules and components in Typescript and using responsive HTML and CSS.
• Architecting and automating the build process for production, using task runners or scripts.
• Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed

Skills and Qualifications:

• Should have experience with CSS 3, SCSS, Java script and HTML5.
• Full-time knowledge of Angular practices and commonly used modules based on extensive work experience. Or 2 Year or more experience with other industry-leading frameworks like React.
• Minimum 1-year experience in working and extending one of the CSS or UI frameworks like Ng-lightening, Angular-material

Education:

• BE / BTech / MCA

Designation : *Senior Node.js Developer*

CLient Name : *CLIRNET*

Key Responsibilities:

 Design and develop scalable, high-performance backend systems using Node.js

 Write clean, maintainable, and efficient code

 Collaborate with cross-functional teams to identify and solve complex software problems

 Participate in code reviews to maintain code quality standards

 Optimize application for maximum speed and scalability

 Develop and maintain API endpoints

 Implement security and data protection measures

 Develop and maintain automated tests to ensure code quality and coverage

 Participate in Agile development methodologies such as Scrum

Qualifications:

 Minimum of 4 years of experience in Node.js development

 Strong proficiency in Node.js and its core principles

 Experience with backend frameworks such as Express.js

 Experience with automated testing frameworks such as Jest or Mocha

 Strong understanding of software development best practices, including Agile

methodologies

 Familiarity with Git or other version control systems

 Excellent communication skills and ability to work in a collaborative team environment

Role: Technical Lead

Location: Mumbai/Kolkata

Years of Experience - 9 to 15 years

Qualifications:

• Required person as .net core, team Management,Good communication,Plus Rest API,AWS Lambda,mySql
• AWS API Gateway .
• Bachelor’s degree preferably in Computer Science, Computer Engineering or related field.
• 9 to 12 yrs years’ experience in technology related roles including relevant work as technical architect.
• Experience working with latest software technologies (.Net core 3.1+, MVC/WCF/Web API, cloud hosted (AWS) , mobile ready software products (Angular 6+/React.js)
• Experience in AWS cloud.
• Experience working with GIT/TFS, CI/CD setups, Application Monitoring, Logging and Analysis tools
• Experience working with Service Oriented Architecture
• Experience working in an Agile-SCRUM environment using tools like Jira or equivalent
• Experience working with international customers (US and UK preferable)
• Experience in customer interaction and ability to present solutions and consult clients on technology solutions.
• Ability to effectively communicate with various levels of employees ranging from entry level to senior leadership.
• Proven strong relationship-building and communication skills with team members and business users. Ability to coach and mentor internal teams and customers.
• Highly motivated with excellent verbal and written communication, presentation, facilitation, negotiation and problem solving skills.
• Self-starter with strong organizational and time management skills, self-directed and able to handle multiple priorities with demanding timeframes.
• Willingness and ability to work flexible hours and with minimal supervision.  
• Willingness and ability to travel domestic and occasional international across US and Europe.
• Proficient using standard software, such as MS Office applications, Google Apps, and communication and diagramming/presentation tools.