11+ OSS Jobs in Mumbai | OSS Job openings in Mumbai

We are looking for an experienced Telecom OSS/BSS Architect with strong expertise in designing and implementing end-to-end telecom solutions.

Key Skills:

• Telecom OSS & BSS Architecture

• CRM, Product Catalog, Order Management

• Billing, Charging & Revenue Assurance

• Service Provisioning, Network Inventory & Service Assurance

• Fault & Performance Management

• Telecom Digital Transformation

• TM Forum (eTOM, SID, Open APIs, ODA)

• API Integrations, ESB & Microservices

• Cloud-Native Architecture

• System Integration & Modernization

Responsibilities:

• Design and implement scalable OSS/BSS solutions.

• Translate business requirements into technical solutions.

• Drive telecom transformation and modernization initiatives.

• Integrate OSS/BSS platforms with enterprise systems.

• Collaborate with business, IT, network operations, and vendor teams.

• Support automation, operational efficiency, and customer experience improvements.

Looking For:

• 5–8 years of relevant Telecom OSS/BSS experience
• Strong understanding of Telecom domain architecture
• Experience in large-scale telecom transformation projects
• Excellent stakeholder management and communication skills

Job Title : Node.js Developer / Backend Developer

Experience : 4+ Years

Job Location : Mumbai – Andheri

Work Mode : Work From Office (5 Days a Week)

Job Type : Full-time Opportunity

Role Overview :

We are seeking an experienced Node.js / Backend Developer to design, develop, and maintain scalable backend systems.

The ideal candidate will have strong hands-on experience with Node.js, Nest.js, relational and NoSQL databases, and AWS cloud services.

You will work closely with frontend developers, DevOps, and product teams to deliver secure, high-performance, and reliable backend solutions.

Mandatory Skills : Node.js, Nest.js, MongoDB, PostgreSQL, AWS, REST API development, strong backend fundamentals.

Key Responsibilities :

• Design, develop, and maintain scalable backend applications using Node.js & Nest.js

• Build and manage RESTful APIs and backend services

• Work with MongoDB and PostgreSQL for efficient data storage and retrieval

• Develop cloud-ready applications and deploy them on AWS

• Ensure application performance, security, and scalability

• Write clean, well-documented, and maintainable code

• Participate in code reviews and follow best engineering practices

• Troubleshoot, debug, and optimize existing applications

• Collaborate with cross-functional teams for end-to-end delivery

Required Skills & Qualifications :

• 4+ years of experience in Backend / Node.js development

• Strong hands-on experience with Node.js and Nest.js

• Experience working with MongoDB and PostgreSQL

• Good understanding of AWS services (EC2, S3, RDS, etc.)

• Experience building RESTful APIs

• Understanding of backend architecture, design patterns, and best practices

• Strong problem-solving and debugging skills

• Familiarity with version control systems (Git)

Good-to-Have Skills :

• Experience with microservices architecture

• Knowledge of Docker and CI/CD pipelines

• Exposure to message queues or event-driven systems

• Basic understanding of frontend-backend integration

Job Description:

Oracle EBS Technical

Senior Program Analysts having 3+ years of experience working on Oracle EBS (release 12+) Financial modules (Projects, Purchasing optional)

Expertise in D2K forms, Reports, XML reports, PLSQL, API/Interface development, OAF knowledge is optional

Should have knowledge of Financial modules (GL, AP, AR)

Worked on interfaces and API

Can work independently once requirements are shared. Able to navigate and test functionality in Oracle EBS without support

Additional information

Good communication skills and accounting knowledge is must

Stalwart Themius is hiring a Backend Developer - Node.js to join our client's team in Mumbai. The selected candidate will work on cutting-edge technology and product. He/She will gain experience and will stand an opportunity to be hands-on, collaborative and fluent in the latest server-side, web capabilities and technologies. This will include all aspects of the creative process from conceptualizing to completion including design, development, presenting ideas, and working with the leadership team.

• Role: NodeJS Developer
• Experience: 1 - 4 years
• Location: Airoli, Navi Mumbai

Responsibilities:

• Use your knowledge about High Availability, Load Balancing, Scalability, and Distributed Computing in order to design database architectures and data structures that can grow with our business 
• Collaborate with Product, Engineering and Business teams to drive the architecture, design, development and deployment of our analytics and a reporting portal
• Identify and address architecture challenges to ensure a robust, safe, securely accessible, highly available and highly scalable product that meets or exceeds customer and end-user expectations
• Collaborate with leadership and technology teams on creative concepts, and then launch and shape the required design components for each presentation and/ or production
• Able to work closely / collaborate with multiple product development teams including software developers

Primary Skills:

• 1-4 years of experience with Node.JS
• 1-4 years of experience with NoSQL (MongoDB)
• Experience with Agile Software Development

Preferred Skills:

• Knowledge of Software Deployment
• Knowledge of IT Security for Web Services
• Expert in using Revision Control Systems (Git)
• Must have outstanding communication and collaboration skills

Benefits:

• Competitive salary and benefits package.
• Opportunity to work with a growing company.
• Collaborative and supportive work environment.
• Opportunities for professional development.

2.       Proficiency with fundamental front-end languages such as HTML, CSS.

3.       Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.

4.       Proficiency with server-side languages such as Python / Ruby / Java / PHP/ .Net.

5.       Good Understand with database technology such as MySQL, Oracle, and MongoDB.