Machine Learning Engineer

Job Opening: FreeSWITCH Developer

Location: Ecospace Business Park, Rajarhat, Newtown, Kolkata

Employment Type: Full-Time, Permanent

Shift: Day Shift

Experience: Minimum 4+ years in FreeSWITCH/VoIP Development

Responsibilities:

• Design, develop, deploy, troubleshoot, and maintain tools and services supporting our cloud telephony network.
• Customize FreeSWITCH for large-scale audio/video conferencing (1000–1500 concurrent calls).
• Expertise in SIP, RTP, RTCP, TURN, STUN, NAT, TLS.
• Hands-on experience with RTP Proxy and routed audio conferences.
• Understanding of SDP Protocol offer/answer mechanism.
• Work with load testing tools for FreeSWITCH audio conferences.
• Deploy and manage multiple FreeSWITCH instances using load balancers.
• Debug issues using packet captures (Wireshark/Ngrep).
• Collaborate with mobile/API teams for integration and support.
• Knowledge of codecs (PCMU, PCMA, G729, Opus) and open-source telephony technologies (FreeSWITCH, WebRTC).
• Familiarity with SIP servers (SER/OpenSER), proxy servers, SBC, SIPX is a plus.

Qualifications:

• Bachelor’s degree in Engineering (B.Tech/MCA).
• 4+ years of hands-on experience in FreeSWITCH development or related VoIP technologies.
• Strong knowledge of Linux environments and command-line tools.
• Basic to intermediate SQL knowledge.
• Proficiency in scripting (Bash, Python, Perl) for automation.
• Strong understanding of VoIP protocols (SIP, RTP), networking principles (TCP/IP, DNS, DHCP, routing protocols).
• Excellent troubleshooting skills with ability to resolve complex technical issues.
• Strong problem-solving, communication, and collaboration skills.

Industry Preference:

• Travel (Preferred)
• Any Industry (Required)

Generates IT (information technology) sales and business, develops relationships with new clients, maintains advanced knowledge of our services, and establishes and meets sales goals. One of the most important responsibilities is helping organizations maximize profits.

• Generate new sales leads, negotiate client pricing, and forecast sales revenue

• Setting goals and developing plans for business and revenue growth

• Researching, planning, and implementing new target market initiatives

• Pursuing leads and moving them through the sales cycle

• Developing quotes and proposals for prospective clients

• Setting goals for the business development team and developing strategies to meet those goals

Should also have:

• Prior experience required working with international clients (US, UK, Middle East)
• Should be a pleasant personality to work with
• Fluent written and spoken English
• Should have 3 years plus of experience in a similar field.

Who We are

At e6data (https://e6x.io/">https://e6data.io) we’re building core algorithms that makes querying 25 - 200X more performant (i.e. faster and/or cheaper) than every other analytics platform in the world. This results in billions of dollars of value unlocked across faster analytics, savings on compute / infra, and new use cases becoming possible.

Our core team has 100+ years of combined experience and 10+ patents across diverse but complementary disciplines like real time databases, time series databases, SQL OLAP engines, distributed computing platforms, stream processing, and log analytics. Two of the founding team are second time founders with past exits.

We are passionate about solving the deepest and most important problems in computer science, and believe in making our technology available to customers regardless of their location, size, or budget. Our vision is for e6data to power every analytical workload in the world - regardless of deployment scenario (cloud, on-premise, edge), across every use case (end user queries, ETL / data pipelines), and every latency requirement (batch, streaming / real time).

What you'll do?

• Write awesome code
• The focus will be on performance of our data platform
• Identify tactical and long-term product improvements (could be code, script, etc.)
• Responsible for Planning and executing Metadata and Governance tool supports
• Build our internal Data Platform using exdata
• Adding scalable functionality to the system for new features like UDF's, sql functions etc

What are we looking for?

• Worked with Python for a minimum of 2 years
• Well versed with Django REST framework
• Knowledge of document based data stores like MongoDB
• Strong team player
• A passion for continuous learning and growth (both at a personal and team level)
• Experience (or enjoys) working in a startup will be an added advantage

Our client acts as an all-in-one OKR platform that focuses on aligning the client’s strategic priorities, projects and goals and thus to drive exceptional results & culture, without changing the team's behaviours. Some of their products include OKR software, performance reviews, engagement insights, 1:1 meetings, CoffeeConnect etc. They have served 500+ companies from 60+ countries. Some of their clients are Dunzo, Plum, Udaan, KhataBook etc.

Headquartered in San Francisco, California, our client was founded in 2018 by well-experienced entrepreneurs, one of whom is an IIT-Delhi graduate and the other is a NIT, Trichy graduate.

• Partnering with Customer Success team to establish relationships with current account contacts, ensuring smooth transition of closed deals
• Confidently networking within customer accounts to identify opportunities and navigating throughout the organization
• Qualifying leads, converting to opportunities and closing deals for new business in existing customer accounts while maintaining visibility over overall account activity
• Presenting demo software platform to various industries and executives
• Conducting market research to identify selling possibilities and evaluating customer needs
• Leveraging internal resources to help accelerate sales process or mitigate risk
• Ensuring sales processes and documentation are accurate and timely for transparency throughout the account team
• Collaborating with Marketing by providing feedback and input on customer marketing campaigns

What you need to have:

• At least 4-10 years of inside sales experience, particularly for a SaaS product selling in India market
• A positive and energetic personality, excellent listening skills, and professional presentation skills
• Ability to explain cloud software and technical concepts to a wide-ranging audience
• A proven track record. You can't wait to tell us how awesome you are at generating new business    

Call Reception and Ticket Logging: Responsible for:

• Ensuring calls are answered professionally
• Ensuring that the relevant information is collected from the customer
• Ensuring that the correct level of priority is agreed with the customer
• The company reference number is provided to customer and customer reference number, where applicable is supplied to the Company
• Ensuring that the ticket is assigned to the correct engineer
• Ensuring that the engineer is aware that there is a new ticket assigned to their queue

SLA Management: Responsible for:

• Ensuring that appropriate attention is paid to P1s
• TPMs engaged immediately for engineer dispatch to the site where applicable
• The customer is forwarded to an engineer for a possible remote fix
• Ensuring that all tickets are managed in line with SLAs

Jeopardy Management: Responsible for:

• Ensuring that the ticket is managed in line with Company’s jeopardy management process

Escalation Management: Responsible for:

• Ensuring that the ticket is escalated appropriately in line with Company’s escalation process
• Provide 1st line escalation to customers and channels (referring to Jeopardy and Escalation Manager)
• Provide 1st line escalation into TPM (referring to Jeopardy and Escalation Manager)
• Responsible for advising Service Centre Manager of any missing information in the knowledge database

Communication Responsible for:

• Customer Communication
• Ensuring that the customer is updated regularly throughout the duration of the ticket
• Ensuring the quality of ticket input is of a high standard
• Ensuring that key internal contacts are advised of any issues
• Responsible for reading, understanding, and complying with Company’s Information Security policies.

FORMAL EDUCATION AND TRAINING

• Educated to an A-level minimum, with higher education qualification (degree or equivalent preferred). Alternatively, relevant and proven Industry experience would be accepted
• Industry or relevant business qualifications and accreditations would be desirable
• Proficiency involved in working in the service industry, with particular emphasis placed on customer focus issues.
• Ability to form close working relationships with the customer community, sub-contractors
• Excellent client-facing communications skills
• A Self-motivated team player with excellent interpersonal skills
• An outgoing individual willing to participate as part of a small and flexible team
• in European languages would be an advantage
• ITIL Foundation / ITIL v3 Foundation
• Overall telecommunications knowledge with an appreciation of the Nortel / Avaya / Genesys / AWS Product Set

Key skills & Experience

• An experienced Communications professional with a broad background in telecommunications at an operational level.
• Recognition of the issues

KEY COMPETENCIES

• Customer Focused
• Relationship Building and Maintenance
• Decision-Making Ability
• Inspiring Communicator
• Initiating Action
• Personal Responsibility

RESPONSIBILITIES:

• Plans conduct and lead assignments generally involving moderate, high-budgeted projects or more than one project.
• Manages user expectations regarding appropriate milestones and deadlines.
• Assists in training, work assignment and checking of less experienced developers.
• Serves as a technical consultant to leaders in the IT organization and functional user groups. Subject matter expert in one or more technical programming specialties; employs expertise as a generalist of a specialist.
• Performs estimation efforts on complex projects and tracks progress.
• Works on the highest level of problems where analysis of situations or data requires an in-depth evaluation of various factors.
• Documents evaluate, and researches test results; documents evolution of testing scripts for future replication.
• Identifies, recommends, and implements changes to enhance the effectiveness of quality assurance strategies.

Detailed Job Description:

• Should have experience in Development, Configuration, Implementation, and Support of Salesforce CRM applications based on Apex Language and leveraging Force.com Platform running in Cloud Computing Environments.
• Should work on developing custom objects, custom fields, role-based page layouts, custom Tabs, custom reports, report folders, design of Visual Force Pages, Dashboards, Apex Classes, Controllers & Triggers, VF Components, and various other components as per the client and application requirements.
• Should implement security and sharing rules at an object, field, and record level for different users at different levels of the organization. Also should have knowledge of creating various profiles and configured the permissions based on the organizational hierarchy.
• Should have good experience in design and develop Apex Classes, Controller Classes, and Apex Triggers for various functional needs in the application.
• Should involve in Unit Testing, Test Coverage, and Code Review.
• Should have experience working with Force.com IDE version 23.0, Eclipse IDE, and salesforce.com Sandbox environments.
• Responsible for ensuring the quality of their own work as well as the work of the development team.
• Development responsibilities include doing code review/bug analysis, analyzing development and impacts.
• The candidate should have strong programming, debugging experience, and excellent problem-solving skills.