11+ PSTN Jobs in India

About Us 

Rezo.ai is an AI-Powered Contact Centre that enables enterprises to enhance customer experience and boost revenue by automating and analyzing customer agent interactions across multiple channels including voice, email, chat/WhatsApp, and social, at the required scale, whilst training agents with minimal costs 

How do we do it 

Rezo’s AI-Powered contact center leverages ground-breaking technologies in AI, ML, ASR, NLP, RPA, and predictive intelligence to transform customer experience and reduce costs by automating, and analyzing social media, whilst coaching them. 

Job Description

• Preference would be given to having experience in IVR and Call Center application development.
• Hands-on experience in Kamailio SIP Server
• Hands-on experience in WEBRTC
• Asterisk integration with PSTN is preferred.
• Asterisk integration with Database (MySQL and MSSQL) with knowledge of queries and stored procedures.
• Scripting with Shell, Perl.
• Experience in installing Hosted VoIP
• 
  Nice to have
• Good knowledge of SIP and IAX.
• MySQL and Telephony Domain.
• Ability to test and troubleshoot Asterisk applications/issues
• Knowledge of C programming in Asterisk

Qualifications

Candidate Profile
The candidate must have:

• 2 - 4 years of experience working on the Asterisk platform.
• Strong Knowledge of PBX, SIP, and RTP protocols.
• Strong knowledge of multi-asterisk server architecture
• Sound knowledge of Asterisk Dial-plan, Asterisk Gateway Interface and Asterisk Manager Interface.
• Worked on Queue, IVR and Voicemail-related applications.
• Expert in Asterisk installation, configuration and troubleshooting.
• Expert knowledge of installing and configuring Asterisk with PSTN card.
• R & D skills in Asterisk.
• Experienced with Linux (LAMP) servers (Centos, Apache, MySQL, PHP)

Job Title : Python Developer - Web3 (Mandatory) & Trading Bot Creation (Optional)

Experience : 2+ Years

Location : Noida (On-site)

Working Days : 6 Days WFO (Monday to Friday - WFO & Saturday - WFH)

Job Type : Full-time

Mandatory Skills : Python, Web3 (web3.py/ethers), smart contract interaction, real-time APIs/WebSockets, Git/Docker, security handling.

Responsibilities :

• Build and optimize Web3-based applications & integrations using Python.
• Interact with smart contracts and manage on-chain/off-chain data flows.
• Ensure secure key management, scalability, and performance.
• (Optional) Develop and enhance automated trading bots & strategies.

Required Skills :

• Strong experience in Python development.
• Proficiency in Web3 (web3.py/ethers) and smart contract interaction.
• Hands-on with real-time APIs, WebSockets, Git/Docker.
• Knowledge of security handling & key management.
• (Optional) Trading bot development, CEX/DEX APIs, backtesting (pandas/numpy).

Job Description – Manager, Bus Maintenance (North India)

Company: YoloBus

Designation: Manager – Bus Maintenance

Location: North India

Department: Operations & Maintenance

Employment Type: Full-Time

About the Role

YoloBus is looking for an experienced and proactive Manager – Bus Maintenance to oversee the maintenance, reliability, and operational readiness of our bus fleet across North India. The role will be responsible for ensuring maximum fleet uptime, implementing preventive maintenance schedules, managing workshops and vendors, and maintaining the highest standards of vehicle safety and performance.

Key Responsibilities

• Manage end-to-end maintenance operations for the YoloBus fleet across North India.
• Ensure timely execution of preventive and corrective maintenance activities.
• Monitor fleet health, vehicle performance, and breakdown trends to improve operational efficiency.
• Coordinate with workshops, service centers, and OEMs for repairs and maintenance support.
• Ensure fleet availability and minimize vehicle downtime.
• Develop and implement maintenance schedules and standard operating procedures.
• Manage spare parts inventory and optimize maintenance costs.
• Conduct regular inspections and audits to ensure compliance with safety and regulatory standards.
• Analyze maintenance data, prepare reports, and recommend improvement initiatives.
• Lead and mentor maintenance teams, workshop staff, and regional technical personnel.
• Coordinate with Operations teams to ensure seamless vehicle deployment and service continuity.
• Manage vendor relationships and negotiate service agreements to ensure quality and cost-effectiveness.

Desired Candidate Profile

• Bachelor's Degree/Diploma in Mechanical Engineering, Automobile Engineering, or a related field.
• 2-3 years of experience in fleet maintenance, workshop management, or commercial vehicle maintenance.
• Prior experience managing bus fleets is highly preferred.
• Strong understanding of preventive maintenance, breakdown management, and workshop operations.
• Experience working with Volvo, Scania, Ashok Leyland, Tata Motors, BharatBenz, or similar commercial vehicle fleets.
• Strong leadership, problem-solving, and team management skills.
• Willingness to travel extensively across North India.

Key Skills

• Fleet Maintenance
• Bus Maintenance
• Preventive Maintenance
• Breakdown Management
• Workshop Operations
• Commercial Vehicle Maintenance
• Spare Parts Management
• Vendor Management
• Fleet Uptime Management
• Team Leadership
• Technical Troubleshooting
• Cost Optimization

What We Offer

• Opportunity to work with one of India's leading intercity mobility brands.
• Exposure to large-scale fleet operations across multiple regions.
• Fast-paced and growth-oriented work environment.
• Competitive compensation and career advancement opportunities.

We are Looking for "IoT Migration Architect (Azure to AWS)"- Contract to Hire role.

"IoT Migration Architect (Azure to AWS)" – Role 1

Salary between 28LPA -33 LPA -Fixed

We have Other Positions as well in IOT.

1. IoT Solutions Engineer - Role 2
2. IoT Architect – 8+ Yrs - Role -3

Designed end to end IoT Architecture, Define Strategy, Integrate Hardware, /Software /Cloud Components.

Skills -Cloud Platform, AWS IoT, Azure IoT, Networking Protocols,

Experience in Large Scale IoT Deployment.

Contract to Hire role.

Location – Pune/Hyderabad/Chennai/ Bangalore

Work Mode -2-3 days Hybrid from Office in week.

Duration -Long Term, With Potential for full time conversion based on Performance and Business needs.

How much notice period we can consider.

15-25 Days( Not more than that)

Client Company – One of Leading Technology Consulting

Payroll Company – One of Leading IT Services & Staffing Company ( This company has a presence in India, UK, Europe , Australia , New Zealand, US, Canada, Singapore, Indonesia, and Middle east.

Highlights of this role.

•            It’s a long term role.

•            High Possibility of conversion within 6 Months or After 6 months ( if you perform well).

•            Interview -Total 2 rounds of Interview ( Both Virtual), but one face to face meeting is mandatory @ any location - Pune/Hyderabad /Bangalore /Chennai.

Point to be remember.

1.           You should have valid experience cum relieving letters of your all past employer.

2.           Must have available to join within 15 days’ time.

3.           Must be ready to work 2-3 days from Client Office in a week.

4.           Must have PF service history of last 4 years in Continuation

What we offer During the role.

• Competitive Salary
• Flexible working hours and hybrid work mode.
• Potential for full time conversion, Including Comprehensive Benefits, PF, Gratuity, Paid leave, Paid Holiday (as per client), Health Insurance and form 16.

How to Apply.

1. Pls fill the given below summary sheet.
2. Pls provide UAN Service history
3. Latest Photo.

IoT Migration Architect (Azure to AWS) - Job Description

Job Title: IoT Migration Architect (Azure to AWS)

Experience Range: 10+ Years

Role Summary

The IoT Migration Architect is a senior-level technical expert responsible for providing architecture leadership, design, and hands-on execution for migrating complex Internet of Things (IoT) applications and platforms from Microsoft Azure to Amazon Web Services (AWS). This role requires deep expertise in both Azure IoT and the entire AWS IoT ecosystem, ensuring a seamless, secure, scalable, and cost-optimized transition with minimal business disruption.

Required Technical Skills & Qualifications

10+ years of progressive experience in IT architecture, with a minimum of 4+ years focused on IoT Solution Architecture and Cloud Migrations.

Deep, hands-on expertise in the AWS IoT ecosystem, including design, implementation, and operations (AWS IoT Core, Greengrass, Device Management, etc.).

Strong, hands-on experience with Azure IoT services, specifically Azure IoT Hub, IoT Edge, and related data/compute services (e.g., Azure Stream Analytics, Azure Functions).

Proven experience in cloud-to-cloud migration projects, specifically moving enterprise-grade applications and data, with a focus on the unique challenges of IoT device and data plane migration.

Proficiency with IoT protocols such as MQTT, AMQP, HTTPS, and securing device communication (X.509).

Expertise in Cloud-Native Architecture principles, microservices, containerization (Docker/Kubernetes/EKS), and Serverless technologies (AWS Lambda).

Solid experience with CI/CD pipelines and DevOps practices in a cloud environment (e.g., Jenkins, AWS Code Pipeline, GitHub Actions).

Strong knowledge of database technologies, both relational (e.g., RDS) and NoSQL (e.g., DynamoDB).

Certifications Preferred: AWS Certified Solutions Architect (Professional level highly desired), or other relevant AWS/Azure certifications.

Your full Name ( Full Name means full name) –

Contact NO –

Alternate Contact No-

Email ID –

Alternate Email ID-

Total Experience –

Experience in IoT –

Experience in AWS IoT-

Experience in Azure IoT –

Experience in Kubernetes –

Experience in Docker –

Experience in EKS-

Do you have valid passport –

Current CTC –

Expected CTC –

What is your notice period in your current Company-

Are you currently working or not-

If not working then when you have left your last company –

Current location –

Preferred Location –

It’s a Contract to Hire role, Are you ok with that-

Highest Qualification –

Current Employer (Payroll Company Name)

Previous Employer (Payroll Company Name)-

2nd Previous Employer (Payroll Company Name) –

3rd Previous Employer (Payroll Company Name)-

Are you holding any Offer –

Are you Expecting any offer -

Are you open to consider Contract to Hire role , It’s a C2H Role-

PF Deduction is happening in Current Company –

PF Deduction happened in 2nd last Employer-

PF Deduction happened in 3 last Employer –

Latest Photo –

UAN Service History -

Shantpriya Chandra

Director & Head of Recruitment.

Harel Consulting India Pvt Ltd

https://www.linkedin.com/in/shantpriya/

www.harel-consulting.com

reelance Digital Marketing Trainer (Offline – Weekly)

Location:

Perumbavoor, Kerala (Onsite Classroom Training)

Job Type:

Freelance / Part-time

Schedule:

Every Thursday (Once a week)

Total Duration: 60 hours (spread over multiple Thursdays)

Job Description:

We are hiring a Freelance Digital Marketing Trainer to conduct offline classes once a week (every Thursday) at our training center in Perumbavoor, Kerala. The trainer will be responsible for delivering hands-on and practical training in core digital marketing concepts over a total of 60 hours.

Key Responsibilities:

• Deliver engaging and practical offline classes every Thursday.
• Complete the syllabus within the 60-hour total duration.
• Teach key digital marketing modules including SEO, SEM, SMM, content marketing, email marketing, analytics, etc.
• Provide hands-on sessions using real tools like Google Ads, Facebook Ads Manager, Google Analytics, etc.
• Assign tasks, monitor student progress, and provide feedback.
• Prepare students for real-world applications and optional industry certifications.

Topics to be Covered:

• Introduction to Digital Marketing
• Website Basics & WordPress
• SEO (Search Engine Optimization)
• Google Ads (Search, Display, Video)
• Social Media Marketing (Facebook, Instagram, LinkedIn)
• Email Marketing
• Content Marketing
• Google Analytics & Reporting
• Affiliate & Influencer Marketing
• Online Reputation Management (ORM)

Requirements:

• Minimum 2–3 years of professional digital marketing experience.
• Previous training or teaching experience (preferred).
• Proficient in using digital marketing tools and platforms.
• Good communication skills in English or Malayalam (or both).
• Passionate about teaching and mentoring.

Compensation:

• Salary: Negotiable based on experience and skillset.
• Paid per session or as a package for the full 60-hour program.

Responsibilities:

• The ideal candidate must have experience as an end-to-end for both IT and Non-IT.

• Should have good technical knowledge.

• Responsible for end-to-end hiring: Sourcing, interviewing, salary negotiation, and closing

• Candidates for assigned requisitions.

• Must have good experience in hiring Candidates.

• Should have experience in using job portals (Naukri, LinkedIn, Monster, etc) and other

• open-source platforms and have a good pipeline of passive candidates.

• Ability to work independently and multi-task in a fast-paced environment.

• Ability to communicate effectively with candidates and hiring managers.

• Maintaining an internal database of candidates as per their skill sets.

• Excellent sourcing skills.

Qualifications:

• Proven experience as an HR recruiter.

• Proficiency in English.

• Familiarity with Applicant Tracking Systems and resume databases.

• Experience with sourcing techniques.

• Self-motivated with a results-driven approach.

Role & responsibilities

• Should handle US Healthcare Physician Billing / Ambulance Billing Accounts Receivable.
• To work closely with the team leader.
• Ensure that the deliverables to the client adhere to the quality standards.
• Responsible for working on Denials, Rejections, LOA's to accounts, making required corrections to claims.
• Calling the insurance carrier & Document the actions taken in claims billing summary notes.
• To review emails for any updates
• Identify issues and escalate the same to the immediate supervisor
• Update Production logs.
• Strict adherence to the company policies and procedures.

Preferred candidate profile

• Min of 1+ year experience in US Medical Billing
• Should have strong knowledge in Healthcare concept.
• Should have good Verbal and Written communication skills.
• Excellent Knowledge on Denial management.
• Excellent Knowledge on Physician Billing / Ambulance Billing.
• Spot offer for the selected candidates.
• Should be proficient in calling the insurance companies.
• Meet the productivity targets of clients within the stipulated time.
• Ensure accurate and timely follow up on pending claims wherein required

Perks and benefits

• 5 Days Working
• Free two way cabs available
• Health Insurance
• Medical Insurance

Desired Skills

1. Expereience in C#, Web API, .NET (Core and Framework), SQL Server.
2. Leading a team designing and implementing software solutions using the Microsoft Azure stack primarily, with scope to also work with open-source technologies.
3. Designing, building, testing, automating, monitoring, and supporting significant components within a modern digital service platform.
4. Helping to build and lead an effective, cross-functional squad practicing agile ways of working (Scrum, DevOps, Design Sprints) in tight collaboration with local and remote teams
5. Microservices and server less architecture with service fabric, functions and API apps, service bus.
6. Visual Studio, Visual Studio Code and GIT, Azure CLI (Cloud Shell), Azure DevOps.
7. Expertise in with Azure Active Directory, VNETs, NSGs, ASGs, OAuth and OpenID Connect, Azure traffic manager, CDN, App Gateway and load balancers.
8. Hands on experience of executing cloud native projects in Azure with DevOps

• Test Strategy, Test Planning, Test Management, Test Case Writing
• Functional, Integration, System & Regression Testing
• Defects Reporting, Tracking & Retesting
• Entire Test Life Cycle Management
• Good in Manual Testing
• Manual testing of front-end, API
• Monitoring and debugging issues in both staging and production environments
• Ability to adapt to changing priorities in a highly multi-tasked environment
• Must be self-motivated and results-driven
• Self-learning through self-exploration and documentation of the tool.
• Must have a hunger for knowledge and drive to increase product and domain expertise
• Detail and project-oriented with a focus on quality and passion in the work at hand
• Ability to effectively communicate and support our customers over email and web requests
• Ability to communicate easily with a diverse group of people

Qualifications

• Knowledge of any Application Lifecycle Management (ALM) tools like Jira or similar bug tracking tools - MUST
• An ability to rapidly grasp and apply complex business and technical concepts
• An ability to work with minimal supervision
• Excellent English Speaker - MUST
• Technical English writing in high level
• At least 2 Years and a maximum of 7 years of manual testing experience on web application
• Knowledge in SQL basic queries
• Knowledge in testing REST APIs
• Certification of ISTQB