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About the job

As a Senior SIP Engineer, you must take complete ownership of supporting all VoIP infrastructure, debugging issues related to specific servers or software, or remote clients such as SIP devices (both virtual such as soft-phone or WebRTC client, and physical such as a desk phone or an on-premise PBX), and providing fixes.

• Support customers during EST timezone during critical releases or emergency incidents 5+ yrs of supporting global VoIP services and/or applications on cloud-based servers.
• Expertise in SIP call flow analysis and debugging Expertise in setup and maintaining SIP-based monitoring, debugging, and alerting services
• Experience scripting call flow, dialplan, and custom routing with FreeSwitch using LUA and XML
• Experience in debugging Kamailio and Freeswitch-based applications is a must Good problem-solving and analytical skills Excellent written and verbal communication
• Experience working with open-source projects
• Exposure to SIP Carrier Integration
• Advanced Experience with cloud media infrastructure (load balancers, gateways, SBCs, STUN, TURN)
• Advanced Knowledge of all modern VoIP protocols/platforms including (SIP, RTP stack & SDP, RTCP, TCP, UDP, SIP, HTTPS, SSL/TLS)

• Good understanding and experience of HTML / CSS / JavaScript.
• Hands-on experience with ES6 / ES7 / ES8 features.
• Thorough understanding of the Request Lifecycle (including Event Queue, Event Loop, Worker Threads, etc).
• Familiarity with security principles including SSL protocols, data encryption, XSS, CSRF.
• Expertise in Web Services / REST APIs will be beneficial.
• Proficiency in Linux and deployment on Linux are valuable.
• Knowledge about ORM like Sequelize and ODM like Mongoose and the ability to handle DB transactions is a necessity.
• Experience with Angular JS / React JS will be an added advantage.
• Expertise with RDBMS like MySQL / PostgreSQL will be a plus.
• Knowledge of AWS services like S3, EC2 will be helpful.
• Understanding of Agile and CI/CD will be of value.

Greetings from Gateway Group of Companies!!!

• Expertise in nodeJS and javascript frameworks and languages.
• Good knowledge of npm, Git, MongodB, noSQL, GraphQL, Docker, Webpack,
• Ability to rapidly learn and take advantage of new concepts, business models, and technologies

• Good knowledge of software design patterns and software architecture and design principles
• Processes, Methodology and Tools (Agile),
• Digital Asset Development / Application Development, Support and Maintenance / CICD tools / versioning tools
• Security/Information and Application Protection, Business Analysis
• Experience with CMS platforms
• Knowledge of the Apostrophe platform
• Writing unit tests (mocha, chai, sinon)

•  Development of advanced digital solutions, the Lead Backend developer implements complex technical solutions to conceive custom-tailored applications or to adapt those which already exist. He/she checks the functional quality of the developments and works with the product owner to create or redefine functional specifications. He/she is operational and support the technical team by providing help, and solutions to move forward.

Rules & Responsibilities:

Skills :

• Familiarity with the http://asp.net/">ASP.NET framework, SQL Server and design.
• Hands on experience using C# .NET, MVC, Oops Concept, Jquery, Bootstrap.
• Knowledge of  .NET languages 
• Familiarity with architecture styles/APIs (REST, RPC)
• Understanding of Agile methodologies
• Strong attention to detail
• Excellent troubleshooting and communication skills
• Knowledge of REST and RPC APIs
• Angular will be an advantage
• Able to work well in a team setting

• Creating C#.NET windows Desktop (WPF) applications to meet project specifications
• Must have experience in windows UI
• Co-ordinating design, development, testing, debugging and implementation of .NET projects
• Database Interaction (MongoDB Server)
• Looking for professional who have experience with C#
• .Net, web Api & knowledge of web-based framework will be preferred.
• Good understanding on requirements gathering and detail orientation.
• Strong understanding on UI best practice and usability concepts.
• Hands on experience on user control and custom controls.

Mandatory Key Skills: C# , windows UI, Windows application development (WPF), strong windows UI development skills with usability understanding.

Required Experience, Skills and Qualifications

• 1+ years of experience using C#, windows UI
• Experience with Custom Windows UI component library will be preferred.
• Candidate with knowledge of, web-based framework will be preferred (plus point)
• Implementation of typical User-Interface module and business logic component in the project using C#
• Good communication skills are needed.

Keypoints to be noted:

Must have knowledge/experience of below:

C#

• Background worker and task(for running any process/task backend without interruoting/hanging UI)
• Utilize common/globalmethods
• Async/sync methods

WPF

• Create custom/user control(MUST)

• At least 4 years of experience programming in Python.
• Develop application code and modules for business and technical requirements.
• Tune up design for maintainability, scalability and efficiency.
• Resolve and troubleshoot problems and complex issues.
• Perform unit tests and fix bugs.
• Integrate best qualitative practices in design and development aspects of programs.
• Ability to mentor subordinates.
• Excellent communication skills.