

Experience: 5+ Years
• Experience in Core Java, Spring Boot
• Experience in microservices and angular
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able to express their design ideas and thoughts

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
Similar jobs
Minimum 3+ Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork joins pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object-Oriented Concepts and Data Structures
· Good experience in Database (Sybase, Oracle or SQL Server) like indexing (clustered, non-clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.
Job Title: Data Engineer (Python, AWS, ETL)
Experience: 6+ years
Location: PAN India (Remote / Work From Home)
Employment Type: Full-time
Preferred domain: Real Estate
Key Responsibilities:
Develop and optimize ETL workflows using Python, Pandas, and PySpark.
Design and implement SQL queries for data extraction, transformation, and optimization.
Work with JSON and REST APIs for data integration and automation.
Manage and optimize Amazon S3 storage, including partitioning and lifecycle policies.
Utilize AWS Athena for SQL-based querying, performance tuning, and cost optimization.
Develop and maintain AWS Lambda functions for serverless processing.
Manage databases using Amazon RDS and Amazon DynamoDB, ensuring performance and scalability.
Orchestrate workflows with AWS Step Functions for efficient automation.
Implement Infrastructure as Code (IaC) using AWS CloudFormation for resource provisioning.
Set up AWS Data Pipelines for CI/CD deployment of data workflows.
Required Skills:
Programming & Scripting: Python (ETL, Automation, REST API Integration).
Databases: SQL (Athena / RDS), Query Optimization, Schema Design.
Big Data & Processing: Pandas, PySpark (Data Transformation, Aggregation).
Cloud & Storage: AWS (S3, Athena, RDS, DynamoDB, Step Functions, CloudFormation, Lambda, Data Pipelines).
Good to Have Skills:
Experience with Azure services such as Table Storage, AI Search, Cognitive Services, Functions, Service Bus, and Storage.
Qualifications:
Bachelor’s degree in Data Science, Statistics, Computer Science, or a related field.
6+ years of experience in data engineering, ETL, and cloud-based data processing.



About the role:
We are seeking a highly motivated Senior Software Engineer with expertise in building scalable, extensible applications, identifying and addressing performance bottlenecks, collaborate with other team members to innovate current/new products; Identify, communicate and implement best practices for application engineering. Our engineering process is fully agile and has a really fast release cycles - which keeps our environment very energetic and fun.
What you’ll do:
- Architect, Design and build scalable applications.
- Work with Product Management teams to get maximum value out of existing data.
- Contribute to continual improvement by suggesting improvements software system.
- Ensure high scalability and performance
- You will advocate for good, clean, well-documented and performing code; define and follow standards and best practices for front-end development.
- Ability to deliver great results in an agile development
- Strong verbal and written communication skills
We’d love for you to have:
- Experience: 3-5 years of experience as a backend developer is required
- Education: B.Tech. in Computer Science from tier - 1 engineering colleges in India
- A self-starter who is passionate about problem solving across complex technology stack.
- Highly skilled back-end engineer using Object-Oriented programming preferably Java, exposure to open source libraries and frameworks.
- Strong knowledge and experience in REST based programming using Restlet framework.
- Ability and experience in evaluation and integration of third party systems and libraries.
- Experience in system architecture, data structures, algorithm design and their optimization.
- Passion for performance benchmarking and debugging.
- Strong knowledge of web standards (i.e. REST/SOAP) concepts
- Knowledge of version control (GIT) and databases (MySQL)
- Experience with the full software development lifecycle, design, develop, debug, document, and deliver (especially in a multiple location organization).
- Experience in Test-driven development.
● You should be able to take ownership of a project end to end.
● Your primary focus will be to build, implement & maintain the complete back-end stack of the product.
● You will create production-grade code and will implement the solutions which run bug-free.
● Participate in product development discussions and product development road-maps.
● Collaborate with members across departments to identify and build on
improvements to products, processes, and systems.
Required Experience and Qualifications:
2 to 6 years of software development experience.
● Experience in working on application architecture design will be preferred.
● Experience in working on at least 1 or 2 projects, managing or leading the entire
tasks.
● Experience in Docker/Kubernetes, Agile methodologies & CI/CD automation process.
● Knowledge of Queueing technologies like Kafka, RabbitMQ, ActiveMQ, and Version control using Git.
● Experience in microservices architecture, in-memory systems like Redis and basic knowledge of Linux/Unix systems.
● Experience in building applications processing large volumes of streaming data will be preferred.
● Experience from a middle size company or from a startup will be preferred.
● BE/MCA/MSc in Computers/Information technology with a good academic record.
Hello ,
Greetings from Talentika !!
we are having a job vacancy for Java Developer Along with the Skills
Java, Microservices, Kubernetes, AWS/Azure, devops background .
Best Regards,
Priya.
Involvement in the full software development life cycle within broadly defined parameters and providing software solutions keeping into consideration the software quality needs Design and defining the interaction between the different component pieces Write efficient code based on brief given by team lead. Fast prototyping of proof-of concept features / application based on brief. Develop and maintain new features on Java stack Own the delivery of an entire piece of a system or application Management and execution against project plans and delivery commitments Work closely with the peers and Leads to develop the best technical design and approach for new product development Build software solutions for complex problems. Compliance with build/release and configuration management process Responsibility to develop unit test cases for his/her project module. Execution of appropriate quality plans ,project plans ,test strategies and processes for development activities in concern with business and project management effort
Desired Profile:
Good understanding of Object Oriented Programming Concepts, hands-on knowledge on Java stack (Spring/Hibernate) Development across multiple browsers/platforms on Website Good Understanding of SQL/NoSQL data stores Fair Understanding of Responsive High Level Designs Work experience in product/start-up company is a plus Familiarity to MVC, SOA, RESTFull web services Work with other teams and manage time across multiple projects and tasks in a deadline driven, team environment Good to have knowledge of Javascript (AngularJS/ReactJS)/HTML/CSS/JQuery front-end code across a broad array of Interactive web Understand agile methodology and instill best practices into the proce
Work Location: Hyderabad
Experience:6-8 Years
Package:Upto 15 LPA
Notice Period:Immediate to 15 days
Its a Full Time Opportunity with Our Client
Mandatory Skills:Java,J2EE,Spring Boot,Hibernate & Microservices
Job Description:
--In-depth understanding and working of java, Spring Boot, hibernate.
--Strong object-oriented programming skills in Java Very good knowledge of Core Java and J2EE
--Proven hands-on Software Development experience
--Proven working experience in Java development
--Hands on experience in designing and developing applications using Java EE platforms
--Object oriented analysis and design using common design patterns.
--Hands on experience in Web Services (SOAP,REST)
--Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc)
--Excellent knowledge of Relational Databases, SQL and ORM technologies (Hibernate)
--Experience in the Spring Framework.
--Complete understanding of SDLC.
--Experience with test-driven development


Responsibilities
Design Develop and maintain web functionalities
Work with Tech Lead to propose a technical solution
Liaise with designer to implement the UI/UX elements for web and mobile interfaces
Troubleshoot production problems and provide user support.
Design and conduct tests:
- Integrate multiple systems from different vendors with seamless data flow
- Investigate new technologies and continue to update your technical skills
- Write well-structured and testable code following the set guidelines
Requirements
Degree in IT or equivalent
More than 3 years of web-based application development experience in PHP.
Strong knowledge of PHP web frameworks: CodeIgniter, Laravel, Bootstrap, AngularJs, Angular Material, Symphony, Zend, Cake and Flask.
Languages
PHP, JavaScript, HTML, CSS, Python.
Databases: MySql
Operating Systems: Ubuntu, Windows and Macintosh.
Others: jQuery, AJAX, JSON, Celery, Git, API, AWS, Facebook API, Twitter API, Google API,PayPal Integration, nginx, Apache,AmCharts, Mpdf and PhantomJs.
Mandatory:
Strong knowledge in Continuous Integration/Continuous Delivery tools, e.g. Jenkins
Strong knowledge in planning for testing strategy, test suites and test cases.
Proficient understanding of code versioning tools (e.g. Git)
Understands web trends, including social media integration and the impact of the growth of mobile/tablet browsing
More than 3 years of web service (REST, SOAP) and API development and management
Strong Knowledge of security standards and techniques for web applications
Strong technical knowledge in software development methodologies, design patterns and implementation
Proven ability to carry a feature from start to finish, including prototypes, design specifications, constructive coding, unit testing and problem resolution
Preferred
Strong in SQL & PL/SQL and have good working knowledge on the relational database(s) (MySQL)
Experience With Selenium Web, Appium, Endtest.io Automated Regression Tools
Advantage
Experience with other server-side stacks (Node.js, Python, Java etc.) a plus
Experience developing native or hybrid mobile applications for IOS and/or Android a plus
Experience in the development and production of standards-based websites using HTML/5, CSS/3, JavaScript, jQuery, AJAX, JSON across multiple browsers a plus

1. Ability to read the documentation and perform 3rd party API integrations
2. Experience with Postgres and Redis
3. Experience with AWS - EC2, RDS, DynamoDB, etc
4. Experience with Python
Dashboard
Skills
1. Experience with Django
a. Django Web
b. Django REST
c. Django Channels
d. Django Celery (Queues and Brokers)
2. Experience creating a dashboard with login, user profiles, roles and permissions, reports
3. Experience with Facebook and Twitter OAuth
4. Experience with handling database migrations
Chatbot
Skills
1. Basic understanding of NLP - intents and entities
2. Strong understanding of dialogue management and conversation flow
3. Integrations with Facebook and Twitter APIs.
4. Creating and managing Facebook and Twitter apps
5. Understanding of webhooks and REST APIs.


