Fullstack Developer

Java Developer – Job Description 

Wissen Technology is now hiring a Java Developer 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 consultancy. 

Required Skills: 

• Exp. - 4 to 9 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.

Role : AIML Engineer

Location : Madurai

Experience : 5 to 10 Yrs

Mandatory Skills : AIML, Python, SQL, ML Models, PyTorch, Pandas, Docker, AWS

Language: Python

DBs : SQL

Core Libraries:

Time Series & Forecasting: pmdarima, statsmodels, Prophet, GluonTS, NeuralProphet

SOTA ML : ML Models, Boosting & Ensemble models etc.

Explainability : Shap / Lime

Required skills:

• Deep Learning: PyTorch, PyTorch Forecasting,
• Data Processing: Pandas, NumPy, Polars (optional), PySpark
• Hyperparameter Tuning: Optuna, Amazon SageMaker Automatic Model Tuning
• Deployment & MLOps: Batch & Realtime with API endpoints, MLFlow
• Serving: TorchServe, Sagemaker endpoints / batch
• Containerization: Docker
• Orchestration & Pipelines: AWS Step Functions, AWS SageMaker Pipelines

AWS Services:

• SageMaker (Training, Inference, Tuning)
• S3 (Data Storage)
• CloudWatch (Monitoring)
• Lambda (Trigger-based Inference)
• ECR, ECS or Fargate (Container Hosting)

Responsibilities:

- Collaborate with cross-functional teams including front-end developers, designers, and system administrators to develop robust and scalable server-side applications.

- Design and implement RESTful APIs and services using Node.js, ensuring efficient data handling and integration.

- Develop database schemas and models for MongoDB, optimizing queries and ensuring data integrity.

- Implement data migration and transformation tasks between different data sources.

- Write efficient and reusable code, following best practices and coding standards.

- Conduct thorough testing and debugging of applications to identify and fix issues promptly.

- Collaborate with DevOps team to deploy applications on servers or cloud platforms.

- Continuously monitor application performance and optimize it for scalability and reliability.

- Stay updated on emerging technologies and trends, actively suggesting improvements and innovative solutions.

Requirements:

- Strong proficiency in Node.js and JavaScript.

- Solid understanding of server-side development and asynchronous programming concepts.

- Experience working with NoSQL databases (e.g., MongoDB).

- Knowledge of database design and query optimization techniques.

- Familiarity with web application security principles and best practices.

- Proficiency in using version control systems (e.g., Git).

- Good understanding of agile development methodologies.

- Excellent problem-solving and analytical skills.

- Effective communication and collaboration abilities.

Total experience Required: 7+ Years
Responsibilities:

• Develops ServiceNow software solutions using JavaScript, Web Services, MYSQL, XML, JSON
• Configuration Management (CMDB)
• Analyze system performance issues and determine performance enhancements
• Administration of Knowledge Base and Service Catalog
• Configure out-of-the-box workflows and create/maintain custom workflows
• Configure application related fields, forms, views, email notifications, acceptance roles and access controls
• Integrate ServiceNow application(s) with third party systems/applications via APIs
• Provides input to staff involved in writing and updating technical documentation such as user manuals
• Prepares reports on analyses
• Under general direction, independently develops, maintains and extends a stable production, development and testing middleware infrastructure while extending the functionality and enabling developers to use it via mentoring and formal training
• Independently develops, modifies, and implements moderately to highly complex information systems that are thorough and accurate and conform to MST standards
• Codes, tests, debugs, and documents assignments of moderate to high complexity
• Independently researches and resolves more complex technical problems
• May serve as project manager or team lead on complex projects
• Based on customer requirements, formulates/defines systems scope and objectives
• Researches, develops, codes or modifies architecture components that are well designed, efficient and conform to MST architectural standards
• When assuming the project manager role, manages day-to-day project-related activities for projects of moderate to high complexity
• Work with multiple business owners to move forward development and enhancements around the core ITSM applications including Incident, Change and Request in a Domain separated instance of ServiceNow

Qualifications for ServiceNow developer:

• Ability to set up data security via control rules, domain separation 
• Bachelor of Science in Computer Science, a similar technical discipline, or comparable industry experience
• Minimum 3 years of experience supporting the implementation, configuration, and/or development of the ServiceNow tool

➢ Degree from top engineering college, or equivalent technical background is preferred
➢ Be a self-starter who thrives in a rapidly growing organization
➢ Agility and ability to adapt quickly to changing requirements and scope and priorities
➢ 2-4 years of industry experience in iOS Mobile Application design and development, with minimum 2 app deployed in App Store
➢ A deep familiarity with Swift. Experience working with iOS frameworks such as Maps, core Location, core Bluetooth and Core Animation
➢ Strong UX/UI design exposure and experience in making apps work intuitively
➢ Ability to identify issues and improve application performance
➢ Experience in usage of instruments to detect memory leaks for performance optimization
➢ Develop unit and functional test cases
➢ Familiar with the following – Git repository, Restful API, MVC, MVP, MVVM
➢ Strong CS fundamentals (with competencies in algorithms and data structures). Highly accountable and takes ownership, with collaborative attitude, and a lifelong learner.
➢ Experience with third-party libraries and APIs Solid understanding of the full mobile development life cycle