Expertise in Angular JS, Node JS, React JS.

About Sigma Infosolutions
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Backend Developer responsible for managing back-end services and the interchange of data between the server and the users.
Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.
We are looking to recruit a candidate for a role that will require:
- Create and consume restful APIs
- Design, develop, and maintain internal and external applications
- Build efficient, testable, and reusable modules
- Write high quality, structured application/interface code and documentation
- Identify solutions through research and collaboration that resolves the root of problems as they arise
- Define functional and technical requirements for application software to develop skills and knowledge
- Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
- Contribute in all phases of the development lifecycle
Requirement
∙ Proficient in Node.JS
∙ 2+ years’ experience designing, querying, and updating databases in MySQL/nosql
∙ Passion for best design and coding practices and a desire to develop new bold ideas
∙ Good to have knowledge of AWS, Redis, ElasticSearch
Education: Min. Graduate in related discipline
Work experience: 2 years relevant experience
Compensation: Based on Industry StandardsRoles and Responsibilities:
● Design, architect, and drive implementation of entire products and key engineering features
● Plan and track the development and release schedules, and provide visible leadership in crisis
● Establish and follow best practices, including coding standards and technical task management
● Involve in the end-to-end architecture design and implementation
● Deal with a dynamic project or feature with changing requirements
● Recruit, motivate and develop a superior team, establish a clear definition of functional excellence and create a culture based on those practices
Experience and Skills you MUST have:
● Web application development and micro-services architecture using JavaScript, Python, and JavaScript libraries and ReactJs and other web technologies - HTML, CSS, and JS
● Experience with RDBMS or NoSQL Database technologies like MySQL, MongoDB, PostgreSQL, ElasticSearch, and Redis
● End to end deployment and DevOps using - Kubernetes, Docker, GCP Stack
● Knowledge of Jenkins, Prometheus, New Relic, and other tools
● Experience implementing testing platforms and unit tests
● Rock solid at working with third-party dependencies and debugging dependency conflict
- Hands-on experience with
- EJS- express.Js,
- MVC, MVVM, full stack MVC,
- GITHUB,
- Rest API.
- Should have strong DB Knowledge.
- Should have good knowledge of Version Control.
- Ability to Re-structure
- Hands-on experience in backend architecture.
- Ability to lead a team.
- Should be a self-starter
Responsibilities
- Software Engineering
- Design and develop highly scalable, available, reliable, secure and fault tolerant systems with minimal guidance for a market leader in the logistics industry
- Partner with team members on functional and nonfunctional requirements and spread design philosophy, goals and improve the code quality across the team
- Research new technologies and tools that enable building the next generation of our services
- Provide technology leadership to the team and foster engineering excellence
- Product Delivery
- Partner with product managers to define and execute on the feature roadmap
- Translate business requirements into scalable and extensible design
- Coordinate with various cross functional teams on planning and execution
- Maintaining automated build / test / deployment environments
Qualifications
- Software Engineering
- Deep knowledge of one of the programming language they have experience in
- Proficient in OOP and Design Patterns, experience with functional programming would be a plus
- Data modelling experience in Relational Databases
- Ability to design and implement low latency RESTful services
- Product Delivery
- Ability to scope, review and refine user stories for technical completeness and to alleviate dependency risks.
- Well versed in working with agile methodologies which includes phases such as design, development, code review, testing and release management
- Ability to have worked in a CI/CD environment, with hands on experience with Git or any similar source code management tools
- Product Maintenance
- Experience troubleshooting server performance issues such as memory tuning, GC tuning, resource leaks etc
- Continuously refactor applications to ensure high quality design

Position: Software Development Engineer, NodeJs
Experience: 3-7 Years
Responsibilities:
Work with product team / business / architects to understand the requirement
and develop and maintain back end application logic
Work with front end developers to ensure seamless integration with the back
end logic
Design and optimize application for high performance and high availability
Develop Secure, testable and scalable application
Experience Required:
Engineering Graduate with 3 to 7 years of experience in software development.
Strong proficiency with JavaScript and ES6 or ECMA 2015 on Node.js platform.
Knowledge of frameworks such as Express, KOA is desirable.
Knowledge and understanding of async non-blocking architecture
Knowledge of creating REST-ful APIs.
Knowledge of Data Structures and Algorithms, Node Global variables and In built libraries.
Experience in building high-volume transactional customer facing systems desirable
Understanding the nature of asynchronous programming and its quirks and workarounds
Knowledge of packages BABEL, Webpack
Basic understanding of front-end technologies, such as HTML5, and CSS3
Writing reusable, testable, and efficient code
We are looking for Wordpress Developer responsible for managing back-end and the interchange of data between the server and the users.
Your primary focus will be customizing and maintenance of existing plugin/theme, create new as per requirement and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the modules and plugins built by your co-workers into the application. Therefore, a basic understanding of PHP is necessary as well.
Responsibilities
- Build efficient, testable, and reusable wordpress modules
- Solve complex performance problems and architectural challenges
- Integration of data storage solutions
- Manage and update theme as per requirement
Skills
- Strong knowledge of wordpress
- WooCommerce plugin
- Understanding the fully synchronous behavior of PHP
- Understanding of MVC design patterns
- Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
- Knowledge of object oriented PHP programming
- Understanding accessibility and security compliance
- Strong knowledge of the common PHP or web server exploits and their solutions
- Understanding fundamental design principles behind a scalable application
- Familiarity with limitations of PHP as a platform and its workarounds
- Creating database schemas that represent and support business processes
- Familiarity with SQL databases and their declarative query languages
- Proficient understanding of code versioning tools, such as Git






