Backend Developer - Freelancer

Java GS Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 2- 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered Java GS projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted 

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required:

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

Responsibilities:

• Develop, implement, and maintain production timelines across multiple teams
• Translate product’s strategy into detailed requirements for prototype construction and final product development
• Analyze consumer needs, current market trends, and potential partnerships from an ROI
• Outline the product vision, product strategy, and product roadmap
• Assess current competitor offerings, seeking opportunities for differentiation
• Appraise new product ideas and strategize appropriate to-market plans
• Ensure that user story content and prioritization is aligned to the larger strategic objective
• Recommend the scope of present and future product lines by reviewing product specifications and appraising adjustments
• Provide information for management by preparing product sales forecasts and reports
• Meet regularly with key customer-facing teams to collect and analyze user feedback to shape new product ideas and user requirements.
• Help in the creation and maintenance of bona fide product documentation
• Work with development leads so that product requirements are understood and built accordingly
• Work within a software development methodology like AGILE
• Coordinate product releases with marketing, sales, and development teams
• Provide product training and technical expertise
• Work with the leadership team in planning the product roadmap.
• Be the product owner driving our strategic product and technology vision on the platform side of products 

Requirement:

• 3+ years of experience as a Technical Products Manager in a software company.
• Has deep knowledge of every stage of the product life-cycle -- introduction, growth, maturity, and decline -- and understands how it affects development adjustments.
• Critical thinker & problem solver
• Familiarity in the AGILE development framework will be preferable.
• Strong understanding of cutting-edge tools and technologies for frontend and backend development
• Data-oriented, have exceptional analytical skills
• Experience working with the development teams directly will be a plus
• Has the ability to set priorities and resolve issues and set realistic product development goals
• Should be able to communicate technical solutions to both internal and external audiences
• Understand industry flow and trends
• Has the ability to evaluate key metrics to optimize performance
• Demonstrated track record managing successful product development from feature definition to project deployment
• Work with product management analytics tools
• A people-friendly person with extraordinary organizational and leadership skills

We are looking for 2+ Year experienced Back-end developer to join our Team.
You will be responsible for the development and management of server side of our web applications in terms of quality and scalability. 

You should be passionate about writing optimised codes, and solving problems in real time, Data Structure and Algorithm. 

Responsibilities : 

- Write clean code to develop functional web applications 

- Should be adaptable to good practices and standards 

- Capable to write scalable codes. 

- Gather and address technical and design requirements 

- Build reusable code and libraries for future use 

- Follow emerging technologies 

Required Candidate profile

Requirements : 

- Hands on experience on Node Js, Typescript, Mongodb, Elastic Search, Kafka, RESTfull Apis, Python(Django),  Angular, Flutter / Dart

- Excellent analytical and time management skills 

- Teamwork skills with a problem-solving attitude 

- Understanding of deployment process with AWS/Digital Ocean/Microsoft Azure 

- Good Understanding of System Design. 

- Should be aware of design patterns 

- Understanding of TDD 

- Unit Test Frameworks - Chai, Mocha, Sinon, Supertest, Knock 

What we are looking for

- We are looking for a candidate with around 2 years of experience in Backend Development. We are looking for a team player with a very good attitude.