Senior Backend Engineer

Job Title : Backend Developer (.NET Core)

Experience : 2 to 5 Years

Work Environment :

• Hybrid model : Minimum 3 days/week from office
• Office Location : Hauz Khas, Delhi
• Flexible working hours based on project needs

Job Summary :

We are looking for a skilled and motivated Backend Developer with 2–5 years of experience, proficient in .NET Core and experienced with cloud platforms (AWS preferred or Azure).

You will be responsible for building scalable backend services and RESTful APIs, integrating with cloud components, and ensuring robust data handling.

Key Responsibilities :

• Design, develop, and maintain robust backend systems using .NET Core 6 or above.
• Develop and manage Web APIs for frontend and third-party integrations.
• Work with cloud infrastructure (preferably AWS: Lambda, EventBridge, SQS, CloudWatch, S3; or Azure: AppService, Functions, AzureSQL, EventHub, Blob Storage).
• Work with databases such as SQL Server, PostgreSQL, and tools like PGAdmin.
• Utilize Entity Framework Core, Dapper, or equivalent ORM tools.
• Collaborate using Git or TFS for version control.
• Develop, debug, and maintain code in Visual Studio.
• Write optimized and scalable SQL queries and stored procedures.
• Participate in code reviews and maintain high code quality.

Required Skills :

• Proficient in .NET Core 6+.
• Experience with RESTful API development.
• Strong command of SQL and relational databases.
• Familiarity with cloud platforms (AWS preferred, Azure acceptable).
• Good understanding of Git/TFS.
• Hands-on experience with tools like Visual Studio, SQL Server, PGAdmin.
• ORM experience with Entity Framework Core, Dapper, or similar.

Nice to Have :

• Exposure to asynchronous processing or event-driven architecture.
• Experience working with Cursor-based data fetching or streaming.

Location: Hyderabad

Work Mode: Hybrid (2 days WFO)

Experience Required: 4.5+ years

Notice Period: Immediate Joiners Preferred

Employment Type: Full-Time

Mandatory Requirements:

• 4.5+ years of experience in Java Development
• Hands-on experience with AWS in a production environment
• Must be available to join immediately
• Must be willing to work in Hybrid mode from Hyderabad

Technical Skill Requirements:

• Strong hands-on experience in Core Java, Spring Boot, and Microservices
• Solid understanding of OOP concepts, Multithreading, and REST APIs
• Practical knowledge and experience working with AWS services like EC2, Lambda, S3, RDS, SNS, etc.
• Familiarity with CI/CD tools and version control systems (Git)
• Good knowledge of SQL and NoSQL databases
• Ability to write clean, efficient, and well-documented code

Key Responsibilities:

• Design, develop, and maintain scalable Java-based backend applications
• Implement and integrate AWS services to ensure scalability and reliability
• Collaborate with cross-functional teams including QA, DevOps, and Front-end developers
• Optimize application performance and troubleshoot issues in a timely manner
• Participate in code reviews, sprint planning, and team discussions
• Ensure best practices in code quality, security, and documentation
• Handle deployments and production support if needed

What you'll do:

·        Perform complex application programming activities with an emphasis on mobile development: Node.js, TypeScript, JavaScript, RESTful APIs and related backend frameworks

·        Assist in the definition of system architecture and detailed solution design that are scalable and extensible

·        Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible

·        Own the quality of code and do your own testing. Write unit test and improve test coverage.

·        Deliver amazing solutions to production that knock everyone’s socks off

·        Mentor junior developers on the team

What we’re looking for:

·        Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.

·        A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.

·        A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.

·        Confidence, not ego. You have an ability to collaborate with others and see all sides of the coin to come to the best solution for everyone.

·        Flexible and willing to accept change in priorities, as necessary

·        Demonstrable passion for technology (e.g., personal projects, open-source involvement)

·        Enthusiastic embrace of DevOps culture and collaborative software engineering

·        Ability and desire to work in a dynamic, fast paced, and agile team environment

·        Enthusiasm for cloud computing platforms such as AWS or Azure

Basic Qualifications: 

·        Minimum B.S. / M.S. Computer Science or related discipline from accredited college or University

·        At least 4 years of experience designing, developing, and delivering backend applications with Node.js, TypeScript

·        At least 2 years of experience building internet facing services

·        At least 2 years of experience with AWS and/or OpenShift

·        Exposure to some of the following concepts: object-oriented programming, software engineering techniques, quality engineering, parallel programming, databases, etc.

·        Experience integrating APIs with front-end and/or mobile-specific frameworks

·        Proficiency in building and consuming RESTful APIs

·        Ability to manage multiple tasks and consistently meet established timelines  

·        Strong collaboration skills

·        Excellent written and verbal communications skills

Preferred Qualifications:

·        Experience with Apache Cordova framework

• Demonstrable knowledge of native coding background in iOS, Android

·        Experience developing and deploying applications within Kubernetes based containers

Experience in Agile and SCRUM development techniques

Requirements:

• Strong in data structure and algorithms.
• Experience in Node.js, Express, API Design & DOM.
• Understanding of component based design or other design patterns.
• Experience with unit testing, integration testing & continuous integration.
• RDBMS and NoSQL databases preferably PostgreSQL, MongoDB.
• Good to have passion for investing.

• should have at least 5 years of proven experience in .net core with entity framework
• You need to work on the existing .net application to create new web APIs with the latest standards using the .net core in the entity framework
• Should have expertise in .net core using the entity framework
• Should be expertise in C# programming & OOPS concepts
• Should have good professional experience in ASP.Net, .Net Core, entityframework, ASP.Net MVC & Web API
• Expertise in .Net framework & Class libraries
• Very strong understanding of JSON, XML, XSD, XSLT
• Very strong knowledge of Web deployment & IIS
• Expertise in exceptional handling & best practices
• Good knowledge on SQL server & SQL
• Should have good communications skills
• Should be a Quick learner
• Should work independently
• Education qualification is graduation
• Expertise in building the APIs for the data-driven application
• Good to have the Azure deployment experience.
• Should be proactive and bring new ideas to the team
• Able to deep dive into code to fix the issues
• Should be expertise in creating and modifying the existing APIs

Primary Responsibilities

• Design, architect and develop advanced software solutions in a cross functional Agile team supporting multiple projects and initiatives
• Collaborate with product owners and/or the business on requirements definition, development of functional specifications, and design
• Collaborate on or lead development of technical design and specifications as required
• Code, test and document new applications as well as changes to existing system functionality and ensure successful completion
• Take on leadership roles as needed

Skills & Requirements

• Bachelor’s Degree required, preferably in Computer Science or related field
• 3+ years of software development experience using GoLang/Java programming language
• Experience with cloud technologies (AWS/Azure/GCP/Pivotal Cloud Foundry/any private cloud) and containerization is required
• AWS - experience in extensive use of AWS offerings like Redis, Kafka etc.
• Experience with a micro-services architecture is a plus
• Excellent communication, collaboration, reporting, analytical and problem-solving skills
• Experience with PostgreSQL or other Relational Databases
• Test-driven development mindset and a focus on quality, scalability, and performance
• Strong programming fundamentals and ability to produce high quality code
• Solid understanding of Agile (SCRUM) Development Process required

We at Joistic are a strong and focused team working on flutter and PHP Laravel. We are looking to add a backend dev to our team.

As a Backend Engineer at Joistic, you’ll be involved in working on admin panels, web apps, Rest Api creation etc. Having a good sense of UI/UX would be appreciated.

• 5 +yrs of ITExperience
• A candidate with strong OOP skills as well as strong web front end skills(HTML, CSS, Javascript, jQuery etc.)and a lot of MySQL/MsSQL exposure and ideally stored procedureGood Experience in Core PHP and any PHP Frameworks (Laravel/Symphony/Zend).
• Experience in AngularJs & AWS is plus