
Must have:
- Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
- Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.
- Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel
- Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
- Preceding experience with ReactJS workflows like Redux, Create React App, data structure libraries
- Strong understanding of Javascript, ReactJS, HTML, CSS, Ruby and Ruby on Rails
- Strong understanding of scalable, modular, open and robust application / database architecture.
- Strong analytical, problem solving skills for ambiguous high level business / technical issues
- Familiarity with concepts of MVC, ORM, and RESTful
- Understanding of fundamental design principles behind a scalable application
- Able to create database schemas that represent and support business processes
- Hands on Experience with relational databases Postgresql and MySQL
- Solid understanding of object-oriented programming
- Proficient in writing unit and functional tests with RSpec, Capybara
- Familiarity with Couchbase and ElasticSearch (NoSQL DB)
- Able to implement automated testing platforms and unit tests with RSpec
- Proficient understanding of code versioning tools (e.g. Git)
- Familiarity with development aiding tools (such as Bower, Bundler, Rake, etc)
- Familiarity with continuous integration/continuous development (CI/CD) tools and methodologies
- Proficient in verbal and written communication.
- Experience in debugging system performance issues and creating long term solutions for the same would be an added benefit.

About Mirafra Technologies
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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)
Job Description:
We are seeking a highly motivated and skilled Full Stack Java Developer with strong experience in backend and frontend development, cloud deployment, and modern DevOps practices. The ideal candidate will have a solid background in Java/J2EE technologies, hands-on experience in developing microservices on AWS, and a good understanding of CI/CD pipelines and monitoring tools.
Key Responsibilities:
- Design, develop, test, and maintain scalable web applications and microservices.
- Implement backend logic using Core Java, J2EE, Spring Boot, Spring Batch, JPA, and REST APIs.
- Build responsive UIs using React, HTML, CSS, and integrate them with backend services.
- Develop and deploy microservices using AWS services like ECS, EC2, S3, API Gateway, Aurora, ALB, and Route 53.
- Participate in Agile development processes, including sprint planning, stand-ups, and retrospectives.
- Write unit and integration tests using JUnit and Cucumber.
- Monitor application performance using APM tools and analyze logs using Splunk or similar tools.
- Implement CI/CD pipelines using Jenkins, Maven/Gradle, and Git/Bitbucket.
- Work with containerization and orchestration tools like Docker and Kubernetes.
- Collaborate with cross-functional teams using tools like JIRA and Confluence.
Required Skills & Experience:
- Strong hands-on experience in Java/J2EE application development.
- Proficiency in Spring frameworks (Spring Boot, Batch) and RESTful services.
- Frontend development experience with React, HTML, CSS.
- Solid experience with AWS cloud technologies and deployment practices.
- Experience in writing and maintaining automated tests with JUnit and Cucumber.
- Knowledge of APM tools and log analysis tools (e.g., Splunk).
- Familiarity with CI/CD pipelines and tools (Jenkins, Maven/Gradle, Git).
- Experience with Docker and Kubernetes.
- Excellent problem-solving, debugging, and analytical skills.
- Good communication skills and ability to work in Agile teams.
Preferred Qualifications:
- AWS certification is a plus.
- Experience with Amazon Aurora and API Gateway in production environments.
- Knowledge of SOA, messaging systems (e.g., MQ), and security best practices.
Total Experience: 4+ years
Mode Of Hire: Permanent
Required Skills Set (Mandatory): Object Oriented Programming, data structures, algorithms, software design, and database systems.
Desired Skills (Good if you have): Springboot, ElasticSearch, MongoDB, MySQL, Redis, Crawling/ Web Scraping, Programming languages(Java, Python, C, C++)
Job Responsibilities
- Collaborate with Managers and other Engineers to help define, scope, and implement high-quality features that solve critical user needs.
- Break down requirements into architecture and deliver code, while keeping operational issues in mind.
- The ability to own end-to-end responsibility right from the requirement to release.
- Write clear documentation so that other engineers can jump in and get things done.
- Actively participate in design and code reviews.
- Help take Tracxn to the next level as a world-class engineering team
Job Requirements
- Experience with building backend services. Strong algorithm and CS skills.
- 4+ years of experience designing and implementing large‐scale distributed systems.
- Experience with multiple programming languages (Java, Python) and data stores (MongoDB, MySQL, Redis, etc)
- Proven ability to work in a fast-paced, agile, and in ownership, and results-oriented culture.
- Strong problem-solving and analytical skills.
Culture
- Work with performance-oriented teams driven by ownership and passion.
- Learn to design systems for high accuracy, efficiency, and scalability.
- No strict deadlines focus on delivering quality work.
- Meritocracy-driven, candid culture. No politics.
- Very high visibility regarding which startups and markets are exciting globally.
About Tracxn
Tracxn (Tracxn.com) is a Bangalore-based product company providing a research and deal sourcing platform for Venture Capital, Private Equity, Corp Dev, and professionals working around the startup ecosystem. We are a team of 800+ working professionals serving customers across the globe. Our clients include Funds like Andreessen Horowitz, Matrix Partners, GGV Capital, and Large Corporations such as Citi, Embraer & Ferrero.
Founders
- Neha Singh (ex-Sequoia, BCG | MBA - Stanford GSB)
- Abhishek Goyal (ex-Accel Partners, Amazon | BTech - IIT Kanpur)
About Technology Team
Tracxn's Technology team is 50+ members strong and growing. The technology team is subdivided into multiple smaller teams, each of which owns one or more services/components of the technology platform. Ours is a young team of motivated engineers with a minimal management structure where almost everyone is actively involved in technical development and design activities. We have a team-centric culture where the ownership and responsibility of a feature or module lie with a team as compared to an individual.
We work on an array of technologies, including but not limited to Spring, Elastic Stack, Kafka, Mongo, MySQL, Redis, ReactJS, Next.js, Node, AWS Lambda, Ansible, etc.
We value ownership, continuous learning, consistency, and discipline as a team.
Your Impact:
• Interact clearly with clients and the on-shore and off-shore project teams
• Regular involvement in thought leadership Best Practices development
• Facilitate end to end project design & development while working closely with global client
Your Skills & Experience:
• 4 to 14 years of development experience in SFDC
• Excellent hands-on experience in Salesforce application development including VF, Apex Triggers, Asynchronous Apex
• Deep knowledge of Lightning framework
• Expertise in Business Requirement gathering, Analysis & conceptualizing high-level architectural framework & design
• Experience working with Sales or Service cloud, Community Cloud, Marketing Cloud
• Conceptualize end to end integration projects & knowledge of authentication mechanism
• Experience in REST & SOAP APIs, knowledge of Governor limits involved during Integration
• Working knowledge on continuous integration, working with repositories (e.g. Git)
• Should have experience to design the data flow and work with any ETL or dataloader
• Excellent experience in designing and architecting large scale applications
• Thorough understanding of Solution architecting & Estimation process
• Excellent consulting skills, oral and written communication, presentation, and analytical skills
Set Yourself Apart With:
• Salesforce Certifications
• Knowledge of Heroku, Angular.js and Salesforce Einstein, Salesforce CPQ, CloudCraze B2B
• Incident and problem management skills
• Ability to provide necessary coaching to bring juniors up to speed on the technology
• Exceptional written skill for solution documentation creation for both technical and non-technical material
• Background in force.com platform and deployment experience in an outsourced service environment
• Articulation skills & Good team player
• Self-starter and self-learner with keen interest to grow
• Process orientation and the ability to define and setup processes
• Mentoring team members
Benefits of Working:
• Gender Neutral Policy
• 18 paid holidays throughout the year for NCR/BLR (22 For Mumbai)
• Generous parental leave and new parent transition program
• Flexible work arrangements
• Employee Assistance Programs to help you in wellness and well being
Key Skills required (Items in Bold are mandatory keywords) :
1. Proficiency in Python & Django
2. Solid understanding of Python concepts
3. Experience with some form of Machine Learning (ML)
4. Experience in using libraries such as Numpy and Pandas
5. Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar
6. Hands on experience with RDBMS such as Postgres or MySQL
7. Experience building REST APIs using DRF or Flask
8. Comfort with Git repositories, branching and deployment using Git
9. Working experience with Docker
10. Experience in deploying Django applications to AWS,Digital Ocean or Heroku
Key Responsibilities
We are looking for a full stack developer who shall be responsible for implementation of software related projects of the firm. This will involve:
– Understanding existing services of the Company, the requirements of the project and be able to build the back-end coding structure along with front end dashboard, UI / UX for the full project. The person should be capable of building flexible coding to incorporate various user requirements, carry out user acceptance testing, fix bugs within agreed timelines.
– Dashboard Development: Swiftly conceptualizing, designing, and developing visually engaging and functional dashboards tailored to meet the firm's specific requirements within stringent timelines.
– Collaborative Approach: Work closely with stakeholders’ other team members, to understand dashboard requirements and ensure alignment with business objectives.
– API Integration: Explore and integrate dashboard APIs where applicable to enhance functionalities or enable custom integrations for a more comprehensive dashboard experience.
Key Skills Required
– Front-end Technologies: Proficiency in HTML, CSS, JavaScript, and expertise in UX/UI principles to enhance dashboard user interfaces and ensure responsiveness.
– Backend Development: Proficiency in at least one backend language (e.g., Python, Ruby, Node.js, etc.) and understanding of backend frameworks to facilitate data integration and backend functionalities for dashboards.
– Strong SQL Skills: Ability to efficiently extract, manipulate, and analyze data using SQL queries from various databases to integrate into the dashboards.
– Dashboard Development Experience: Prior experience in rapid dashboard development, including designing, developing, and deploying dashboards within accelerated timelines.
– Being able to work independently, understand industry landscape and come up with innovative solutions to tackle various issues.
Job Description
· Strong Core Java / C++ experience with Strong Handson Coding
· Excellent understanding of Logical ,Object-oriented design patterns, algorithms and data structures.
· Sound knowledge of application access methods including authentication mechanisms, API quota limits, as well as different endpoint REST, Java etc
· Strong exp in databases - not just a SQL Programmer but with knowledge of DB internals
· Sound knowledge of Cloud database available as service is plus (RDS, CloudSQL, Google BigQuery, Snowflake )
· Experience working in any cloud environment and microservices based architecture utilizing GCP, Kubernetes, Docker, CircleCI, Azure or similar technologies









