Senior CRM D365 Developer/Lead

Job Title : Full Stack .NET Developer (Blazor / WPF / Web API / Device Integration)

Location :Bangalore

Experience : 3–6 Years

Employment Type : Full-Time

Job Summary

We are looking for a skilled Full Stack .NET Developer with strong expertise in .NET Core, Web API, Blazor, and WPF, along with hands-on experience in device and hardware integration. The ideal candidate will work on web and desktop applications that integrate with peripherals such as cash acceptors, payment devices, printers, and other kiosk hardware, delivering secure, high-performance, and reliable solutions.

Key Responsibilities

• Design, develop, test, and maintain applications using C#, .NET Core, and ASP.NET Core Web API
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• Develop modern web applications using Blazor (Server and/or WebAssembly)
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• Build and maintain WPF desktop applications using MVVM architecture
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• Design, develop, and consume RESTful APIs for web, desktop, and device-based applications
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• Integrate and manage hardware devices such as cash acceptors, payment terminals, printers, scanners, and other peripherals
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• Work with device SDKs, drivers, COM/USB/Serial (RS232) communication, and third-party APIs
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• Handle device error states, retries, logging, and recovery mechanisms
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• Develop and optimize database objects using MS SQL Server
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• Ensure application performance, security, and scalability, especially in hardware-dependent environments
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• Debug, troubleshoot, and resolve application and device-related issues
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• Collaborate with cross-functional teams to translate business and hardware requirements into technical solutions
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• Participate in code reviews and follow best coding standards and practices
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Technical Must-Have Skills

• Strong proficiency in C# and .NET Core
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• Hands-on experience with ASP.NET Core Web API
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• Strong experience with Blazor (Server and/or WebAssembly)
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• Experience developing WPF desktop applications
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• Solid understanding of MVVM and MVC architecture
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• Experience with device/hardware integration, including:
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• Cash acceptors / bill validators
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• Payment devices (POS, card readers, UPI, NFC)
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• Printers (thermal, receipt, barcode)
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• Knowledge of Serial/USB/TCP-IP communication protocols
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• Strong knowledge of MS SQL Server
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• Experience with RESTful API design and integration
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• Familiarity with Git or other version control systems
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Good-to-Have Skills

• Experience with Entity Framework / EF Core
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• Understanding of Microservices architecture
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• Experience working on kiosk-based or embedded systems
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Soft Skills

• Strong problem-solving and analytical skills
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• Good communication and teamwork abilities
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• Ability to work independently with minimal supervision
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• Attention to detail and commitment to quality
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Educational Qualification

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• (Equivalent hands-on experience in .NET Core, Blazor, WPF, Web API, and device integration will also be considered)

Location: Bangalore

Experience: 5 to 10 years

Joiners: Immediate / Notice Period < 30 days

Company: Wissen Technology

🔍 Job Overview:

We are looking for a passionate and skilled Fullstack Developer with strong backend expertise in Java and advanced frontend proficiency in React, JavaScript, and TypeScript. The ideal candidate will have a deep understanding of core computer science concepts like Multithreading, Collections, and Immutability, and should be highly proficient in building scalable, maintainable systems.

🛠️ Key Responsibilities:

• Design and develop robust, scalable backend systems using Java (preferably Java 8 or higher).
• Build interactive, high-performance UIs using React.js, JavaScript, and TypeScript.
• Implement complex business logic with clean and maintainable code.
• Write efficient, thread-safe code utilizing Multithreading, HashMaps, HashSets, and Collections.
• Work with iterators and immutability principles to build reliable data flows.
• Collaborate with product managers, designers, and QA teams in an Agile environment.
• Troubleshoot and debug production issues as needed.

✅ Must-Have Skills:

• Strong programming experience in Core Java, Multithreading, and Java Collections Framework.
• Solid knowledge of React.js, JavaScript (ES6+), and TypeScript.
• Hands-on with HashMap, HashSet, Iterators, and Immutable Data Structures.
• Experience working with REST APIs, Spring Boot, and microservice architectures.
• Familiarity with version control systems like Git and CI/CD pipelines.
• Strong problem-solving and analytical skills.

💼 Good to Have:

• Exposure to cloud platforms (AWS, GCP, Azure).
• Experience with state management tools like Redux or Context API.
• Knowledge of performance optimization and memory management in JavaScript.

Role: Lead Java Developer

Work Location: Chennai, Pune

No of years’ experience: 8+ years

Hybrid (3 days office and 2 days home)

Type: Fulltime

Skill Set: Java + Spring Boot + Sql + Microservices + DevOps

Job Responsibilities:

Design, develop, and maintain high-quality software applications using Java and Spring Boot.

Develop and maintain RESTful APIs to support various business requirements.

Write and execute unit tests using TestNG to ensure code quality and reliability.

Work with NoSQL databases to design and implement data storage solutions.

Collaborate with cross-functional teams in an Agile environment to deliver high-quality software solutions.

Utilize Git for version control and collaborate with team members on code reviews and merge requests.

Troubleshoot and resolve software defects and issues in a timely manner.

Continuously improve software development processes and practices.

Description:

8 years of professional experience in backend development using Java and leading a team.

Strong expertise in Spring Boot, Apache Camel, Hibernate, JPA, and REST API design

Hands-on experience with PostgreSQL, MySQL, or other SQL-based databases

Working knowledge of AWS cloud services (EC2, S3, RDS, etc.)

Experience in DevOps activities.

Proficiency in using Docker for containerization and deployment.

Strong understanding of object-oriented programming, multithreading, and performance tuning

Self-driven and capable of working independently with minimal supervision

Responsibilities

• Manage and drive a team of Data Analysts and Sr. Data Analysts to provide logistics and supply chain solutions.
• Conduct meetings with Clients to gather the requirements and understand the scope.
• Conduct meetings with internal stake holders to walk them through the solution and handover the analysis.
• Define business problems, identify solutions, provide analysis and insights from the client's data.
• 5 Conduct scheduled progress reviews on all projects and interact with onsite team daily.
• Ensure solutions are delivered error free and submitted on time.
• Implement ETL processes using Pentaho Data Integration (Pentaho ETL)Design and implement data models in Hadoop.
• Provide end-user training and technical assistance to maximize utilization of tools.
• Deliver technical guidance to team, including hands-on development as necessary; oversee standards, change controls and documentation library for training and reuse.

Requirements

• Bachelor's degree in Engineering.
• 16+ years of experience in Supply Chain and logistics or related industry and Analytics experience.
• 3 years of experience in team handling(8+People) and interacting with the executive leadership teams.
• Strong project and time management skills with ability to multitask and prioritize workload.
• Solid expertise with MS Excel, SQL, any visualization tools like Tableau/Power BI, any ETL tools.
• Proficiency in Hadoop / Hive.
• Experience Pentaho ETL, Pentaho Visualization API, Tableau.
• Hands on experience of working with Big data sets (Data sets with millions of records).
• Strong technical and Management experience.

Desired Skills and Experience

• NET,ASP.NET

Qualification: BE/B.Tech, M.SC, MCA.

Roles and Responsibilities:

•       Highly motivated Individual contributor.

•       Requirement Analysis and freezing of the scope.

•       Designing of the Architecture and Development approach.

•       Technical Design, Architecture and Landscape documentation.

•       Design and Code Reviews.

•       Subject Matter Expert for development/Architecture related queries.

•        Coordinating the QA(Unit, Integration and System) & BA team.

•       Customer related Queries, issues and Resolutions, Requirement Analysis, clarifications.

•       Identify the right solution and applying the same.

•       Code integrity – with the source control.

Primary Key Skills:

·        Total IT experience of at least 5 yrs spanned mainly over Microsoft range of Products and development platforms.

·        Should have executed at least two large scale projects as .NET Lead.

·        Should have at least 2 yrs. of experience as a Lead.

·        Proven record of handling the development right from Requirement Gathering to implementation and Support.

·        Managing the delivery and leading the team through all stages of the Development.

·        Exposure to Deployment, maintenance and support.

Problem solving and troubleshooting.

Good Communication Skills is a must.

Senior Software Engineers are responsible for the design and development of the suite of cloud-based software products utilizing cutting-edge tools and technologies.

What You Will Be Doing:

Work on Internet scale applications, where performance, reliability, and scalability, are critical design goals – not after-thoughts.
Learn the nuts and bolts of Microservices Architecture and build robust RESTful APIs.
Create beautiful, interactive, and easy-to-use web applications using modern client-side frameworks and libraries.
Gain experience with different database technologies, ranging from traditional relational to the latest NoSQL products such as Couchbase and Elastic Search.
AWS for infrastructure, deploying services with ECS and Lambda

What You Will Need for this Position

The prerequisites for joining our development team are simple. We care more about your attitude and aptitude than the specific tools and technologies you have used in the past. You need to have a strong passion for software development and must take pride in your coding. You should also have great analytical skills and ability to handle complex, modular software development in a collaborative team-based environment.

5+ years of overall development experience, which ideally includes working with an object-oriented language (Java)
Experience with using and implementing RESTful APIs.
Experience with one or more of the following databases: traditional relational database as well as document/NoSQL storage.
Experience with JavaScript, React/Angular/Vue and Node.js. We will also welcome proven engineering leaders who are eager to immerse themselves in mastering Typescript/JavaScript and our tech stack
BS, MS or PhD in Computer Science OR related technical discipline.
Big plus if prior experience with video processing, streaming and video-related cloud services such as AWS Elemental & Amazon IVS

Salary :- No bar for deserving candidates

Apptroit is a leading Mobile App & Web Solution Development Company in the USA, UK, UAE and India and serving its clients across the globe. Also having proficient and dedicated Android app developers, iOS App developers, designers and digital marketing experts with a reputation for getting things done. We are well-versed in a variety of operating systems, networks, and databases. We work with just about any technology that a small business would encounter. We use this expertise to help customers with small to mid-sized projects.

• Lead the engineering effort across projects 
• Interface with key stakeholders and apply your technical proficiency across different stages including Application Architecture, Design and Development
• Understand client's business requirements and be able to map them to technology solutions and make them work
• Design and build modern solutions informed by a deep understanding of cloud architecture and how distributed systems operate at scale
• Provide regular support and guidance to teams on complex coding, issue resolution and execution 
• Establish and enforce best development and engineering practices including QA and DevOps
• Lead and manage your own team, but also get down to coding, testing, and designing solutions as and when needed
• Communicate effectively with teams, clients and business leaders within the company

• Minimum 6+ years of experience designing and building full stack applications using UI frameworks like Angular, React or Vue.JS and backend frameworks like Node.JS/ExpressJS or Python/Django/Flask or Laravel/Yii2/Symphony
• Minimum 2-3 years of experience as a Technical Lead mentoring team of 3 to 5 developers
• Strong knowlegde of cloud and distributed systems (AWS, GCP, Azure). Cloud certifications would be an added advantage.
• Deep knowledge of relational databases, SQL and NoSQL databases. Experience with Graph databases like Neo4j is desirable.
• Proficient in Git and CI-CD frameworks
• Strong communicator with visual, verbal, and writing skills to clearly articulate complex design problems and solutions
• Ability to work in an agile environment