BACKEND DEVELOPER

Requirements:

• 4-6 years of experience in developing Enterprise Web Applications using Java/J2EE technologies with a good professional track record.
• Excellent knowledge in Core Java (J2SE) and J2EE technologies.
• Proficient knowledge in Servlets, JDBC & JSP.
• Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like JPA/Hibernate.
• Strong knowledge of Exception Handling, Collections, File I/O Streams, Interfaces, and logging mechanisms is a must.
• Experience in developing REST APIs and integration of third-party APIs.
• Proficient knowledge in SQL/PLSQL.
• Expertise in application/web server deployment and connection pooling techniques.
• Cloud deployment (AWS & Azure) will be an added advantage.
• Experience in Version Control tools like Git, Bitbucket, etc.
• Experience in data security and protocols is a must.
• Maven and IDE tools experience is a must.
• Multi-threading and serialization techniques knowledge is a must.
• Good understanding of end-to-end software development lifecycle.
• Ability to read and understand requirements and design documents.
• Good Analytical skills and should be self-driven. Good communication with interpersonal skills.
• Open to learning new technologies and domains.
• A good team player and ready to take up new challenges
• Languages: Java(J2SE), J2EE (Servlets, JSPs, JDBC)
• Databases: MySQL, Oracle, SQL Server, PostgreSQL.
• DB Script: SQL and PL/SQL
• Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
• OS: Windows, Linux/Unix.
• Cloud Services: AWS and Azure (Good to have)
• Version Control tools: Git, Bitbucket.
• Deployment Servers: Tomcat, JBoss, and Web sphere
• Build Tools: Gradle/Maven

• 6+ years of experience in building web applications using ASP.net, web API, SQL Server, and Testable code.
• C# with Strong in OOPS,
• Hands on experience in React JS or Node JS,
•Experience of architecting and designing web applications and services
• Must have at least 1+ year experience using React or Node JS.
• Passion for building and delivering great software with a strong sense of ownership, while working closely with junior team members.
• Conceptual knowledge of middleware architecture.
• Strong experience with Agile processes.
• Exposure to tools to optimize web application performance-MH
• Understanding and experience of working with Product Management, Design and DevOps teams

• Experience in building applications on .NET Core, is a great plus
• Experience working with CRM Products 

-Designing, developing, and maintaining both the front-end and back-end of web applications.

-Integrating Payment Gateway, POS & Loyalty systems (such as Freedom Pay, Card Connect, Auth.net, Square, Oracle, Olo, NCR, Clover, Deliverer, etc. if applicable).

-Having experience with Svelte and Azure Cosmos DB is a plus.

-Using .NET Core/MVC, MSSQL, Angular 8+, and Web API.

-Designing, building, and maintaining efficient and reusable C# code using design patterns.

-Building and consuming J SON-based ASP.NET Web API services.

-Executing patches and proactive remediation for Legacy Applications, including designing, developing, and testing web applications with .NET, HTML, CSS, and other technologies.

-May lead the work of others and provide ideas to enhance software applications.

-Applying software design and development principles such as SOLID, Domain-Driven Design, and Object-Oriented Development.

-Familiarity with ORM frameworks, particularly the Entity Framework.

-Participating in architectural meetings and analyzing technical requirements for .NET applications.

-Managing source code with Git, including Git Flow Workflow.

-Implementing enterprise application patterns.

-Paying attention to details and having excellent organizational skills.

-Possessing excellent communication and teamwork skills.

Context for the Candidates:

Blockchain engineers are tasked with building secure, scalable, and high-performance decentralized applications. This discussion focuses on how to utilize key technologies—Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat—in smart contract and blockchain system development, while addressing the practical challenges that arise in such projects.

Key Discussion Points:

• How do you integrate Node.js, Rust, Go, and TypeScript in blockchain-backed applications?

• Discuss the trade-offs between using Rust or Go for performance-critical blockchain services.

• What are the key challenges in ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat?

• How do you approach testing, debugging, and deploying smart contracts in a decentralized environment?

• Share best practices for gas optimization, contract upgradability, and backend scalability.

Evaluation Criteria:

1. Technical Knowledge:

• Strong knowledge of Node.js, Rust, Go, and TypeScript with practical experience in blockchain development.

• Proficiency in Ethers.js, viem, Hardhat, and smart contract lifecycle (development, testing, deployment).

• Understanding of security best practices, performance optimizations, and scalability in decentralized systems.

2. Problem-Solving and Integration Skills:

• How candidates approach integrating smart contract solutions with backend services using Node.js, Rust, Go, and TypeScript.

• Solutions proposed for common challenges in blockchain projects such as gas fees, security vulnerabilities, and system bottlenecks.

3. Experience and Expertise:

• Minimum of 2 years of IT experience, including hands-on development with the specified technologies.

• Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment.

4. Innovation and Critical Thinking:

• Candidates’ ability to think creatively about system architecture, proposing scalable and secure solutions for blockchain-based applications.

• Discussion on the future potential of blockchain technology and how the tech stack can evolve.

5. Communication and Team Collaboration:

• Clear articulation of technical challenges and how to address them in a team setting.

• Ability to lead or contribute to discussions in a way that encourages collaboration and team-driven problem-solving.

Technical Skills Required:

• A graduate in computers or Engineering from a reputed university. 
• Hands-on experience in Microsoft C#.Net technology.
• Hands-on experience in C#, WPF, MVVM architecture
• Knowledge of TCP/IP socket programming is a plus
• Strong in OOPs concept & SQL Server.
• Windows desktop application, Dot Net, C#, Entity Framework, WPF, XAML, Unity3D.
• Building structural and architectural domain knowledge, Automobile domain knowledge
• Microsoft certification on Azure (blob storage)
• Fair understanding of HTML, CSS, Web Application, Windows Store App, Design Patterns

Job Description:

Engage in code design, testing, integration, deployment, and enhancements

Write high-quality code and take responsibility for tasks

Solve performance bottlenecks

Communicate and collaborate with product manager, QA, and UI/UX teams

Deliver with quality, on-time in a fast-paced start-up environment

Have a strong sense of code quality

Candidate Profile:

Bachelor’s/Master’s degree in Engineering, Computer Science (or equivalent experience)

At least 5+ years of relevant experience as a back-end engineer

Excellent Java and object-oriented development skills

Experience in building and scaling microservices

Strong problem-solving skills, technical troubleshooting, and diagnosing

Solid knowledge of RDBMS and NoSQL technologies

Experience in developing back-ends for enterprise systems

Knowledge of debugging performance and optimization techniques

Experience in Java, Mongo, MySQL, AWS technologies, ELK stack, Spring boot, Kafka

Good knowledge of cloud technologies eg. AWS

Demonstrated ability to deliver in a fast-paced environment

We are looking for a Senior Microsoft SQL Developer to design, develop, test, plan, implement and maintain conceptual and logical database models.

For this role, you should know how to analyze system requirements and implement migration methods for existing data. Hands-on experience with SQL Server 2012 and above is also required. Ideally, you are familiar with database design, reviewing code, writing stored procedures, creating and modifying SQL agent jobs, making structural changes to tables and views.

Ultimately, you will develop database solutions to ensure project information is stored effectively and securely.

We’re a fast-growing company with clients in the United States, UK, and Australia. You will join a team of talented developers, quality engineers, product managers whose mission is to impact above 100 million people across the world with technological services by the year 2030.

Working as Senior Microsoft SQL Developer at Navtech, you will:

1. Design conceptual and logical data models and flowcharts.
2. Improve system performance by conducting tests, troubleshooting, and integrating new elements.
3. Design and Build database systems of high availability and quality depending on each end user’s specialized role.
4. Help write and optimize in-application SQL statements.
5. Handle common database procedures such as upgrade, backup, recovery, migration, etc.
6. Ensure performance, security, and availability of databases.
7. Use high-speed transaction recovery techniques and backup data.
8. Provide proactive and reactive data management support and training to users.
9. Determine, enforce and document database policies, procedures, and standards.
10. Perform tests and evaluations regularly to ensure data security, privacy, and integrity.
11. Monitor database performance, implement changes, and apply new patches and versions when required.

1. 5+ years of experience in SQL Server Development with at least 1 year of Lead experience.
2. Advanced experience in database monitoring, troubleshooting, performance tuning, and high availability strategies for SQL Server 2016, SQL Server in Cloud (AWS RDS preferred).
3. Advanced skills in resolving database locking conflicts/blocking and resource utilization.
4. Ability to work with other developers and engineers to analyze database performance and identify problems in areas such as execution plans, index coverage, and SQL server statistics.
5. A thorough understanding of Performance Monitoring, Tuning, and Optimization, using native and third-party monitoring and troubleshooting tools.
6. Advanced knowledge of SQL Server Disaster Recovery (DR) options, Always On availability groups, and experience administering Windows Server, including Active Directory, Failover clustering, database partitioning, security, and encryption (a plus).
7. Experience supporting SSIS, SSRS, replication, database mirroring (a plus).
8. PowerShell scripting experience with the ability to write automated scripts and strong knowledge of system tables and DMV’s is required. (a plus).
9. Administering Microsoft SQL Server databases in a high transaction, 24x7 database environment (a plus).
10. Experience in Postgres, No-SQL databases (a plus).
11. MCSA SQL Server 2012/2016 , MCSE or MCDBA (a plus).
12. Should have excellent logical, analytical, and communication skills with client interaction experience.

Benefits

• Working with industry giants while following your passion for technology.
• Competitive pay package with additional bonus and benefits.
• Performance review and Appraisal Twice a year.
• Family Health Insurance cover for self and family.
• Work with US, UK, and Europe-based industry-renowned clients for exponential technical growth.
• Work with a culturally diverse team from different geographies

• 4-8 years of experience in BI/DW
• 3+ years of experience with Microstrategy schema, design and development
• Experience in Microstrategy Cloud for Azure and connecting with Azure Synapse as Data Source
• Extensive experience in developing reports, dashboards and cubes in Microstrategy
• Advanced SQL coding skills
• Hands on development in BI reporting and performance tuning
• Should be able to prepare unit test cases and execute unit testing