SMTS - Java Developer

This Is NOT a Typical Java Role If your experience is mostly CRUD APIs, controller wiring, or shallow service layers — this role is not for you. We are looking for a top tier backend engineer who thrives on: 

* Designing complex algorithms 

* Building high-performance, memory-efficient systems 

* Owning deep backend logic that actually moves the needle 

You will work close to the core engine of the product, not the edges.

What You’ll Be Trusted With 

* Architect and build backend systems that must perform under load 

* Design and implement custom algorithms for real-world, non-trivial problems 

* Solve performance bottlenecks involving CPU, memory, I/O, and concurrency 

* Build backend services where latency, throughput, and correctness matter 

* Own document & PDF processing pipelines end-to-end:     

-Composition     

-Rendering     

-Optimization     

- High-volume generation 

* Make hard technical decisions and stand by them

Non-Negotiable Skills 

* Exceptional Java expertise (Core Java, Spring Boot, Java 8+) 

* Strong command over:     

• Data structures & algorithms 
• Multithreading & concurrency models     
• JVM internals & memory management 

* Proven experience building custom algorithms (this will be evaluated) 

* Deep backend engineering experience with Spring / Spring Boot 

* Strong understanding of:     

• API design principles     
• Fault tolerance & resilience     
•  Performance tuning & profiling 

* Ability to reason about time complexity, space complexity, and trade-offs 

* Strong database fundamentals (query optimization, indexing, transactions) 

* Experience with message brokers (ActiveMQ, Kafka, RabbitMQ) 

* Exposure to Kubernetes-based deployments or large-scale microservices 

Interview Focus (Be Prepared) 

* Algorithm design & problem solving 

* Deep Java fundamentals 

* System design discussions (backend-heavy) 

* Performance tuning scenarios 

* Real-world debugging and optimization challenges

• We are looking for a strong backend developer with good experience in AWS.
• Should be able to write solid and clean code.
• Should be good with algorithms and architecture.

Job Title: Golang Developer

Location: Kolkata

Job Type: Full-time

Working Days: 5 Days (Rotational off)

About the Role:

We are seeking a skilled Golang Developer with experience in Golang, Node.js, WebSocket

communication, and API development. In this role, you will work closely with our development

team to design, develop, and maintain high-performance backend systems and real-time

applications.

Key Responsibilities:

 Design, build, and maintain efficient, reusable, and reliable Golang code.

 Develop scalable APIs and microservices.

 Integrate and build real-time communication using WebSocket protocols.

 Collaborate with frontend developers and other team members to establish objectives

and design more functional, cohesive systems.

 Write clean, maintainable, and well-documented code.

 Optimize applications for maximum performance, scalability, and security.

 Participate in code reviews, contribute to team knowledge, and continuously improve

development processes.

 Troubleshoot, debug, and upgrade existing systems.

 Occasionally work with Node.js services and modules when needed.

Required Skills and Qualifications:

 Min 3+ years of experience in backend development with Golang.

 Solid understanding of Node.js and JavaScript/TypeScript.

 Hands-on experience with WebSocket integration and real-time applications.

 Strong knowledge of RESTful APIs, API design principles, and API documentation. Experience with relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).

 Good understanding of concurrent programming and microservices architecture.

 Familiarity with cloud platforms (AWS, GCP, Azure) is a plus.

 Knowledge of containerization tools like Docker and Kubernetes is a plus.

 Strong problem-solving skills, attention to detail, and a proactive attitude.

Job Summary: 

We are seeking a highly skilled Senior .NET Engineer with extensive database design experience to join our team. As a Senior .NET Engineer, you will be responsible for designing, developing, and maintaining complex software applications using the .NET framework. You will also be responsible for designing and implementing complex database solutions using the EF Core framework that support these applications. 

 Specific Responsibilities and Accountabilities: 

• Design, develop, and maintain software applications using the .NET framework and database solutions using Entity Framework Core 
• Create and maintain data models and schema designs using best practices and industry standards  
• Develop and implement database security measures to protect sensitive data  
• Optimize database performance and ensure data integrity  
• Collaborate with cross-functional teams to define, design, and ship new features  
• Write clean, efficient, and maintainable code that meets specifications  
• Troubleshoot and debug software issues as needed  
• Keep up to date with emerging trends and technologies in software development and database design  
• Participate in code reviews and provide feedback to other developers  

Personal Qualities, Knowledge, Experience and Skills Required: 

• Bachelor's or master's degree in computer science or related field 
• At least 5 years of experience in software development using the .NET framework and database design and development using Entity Framework Core  
• Experience with object-oriented programming (OOP) concepts, design patterns and microservice architecture.  
• Experience with database design, including data modelling and schema design  
• Experience with MySQL Server or other relational database management systems  
• Familiarity with agile development methodologies  
• Excellent problem-solving and analytical skills  
• Ability to work independently and as part of a team  
• Strong communication and interpersonal skills  

Looking for Java_ Spring boot & Microservices Developers.

Experience: 3-12 Years

Location: Hyderabad

Employment Type: Fulltime

Notice Period: Immediate to 30 Days

Roles & Responsibilities:

• Strong programming expertise in java and j2ee.
• Strong project experience in Spring & Spring boot.
• Good with multithreading, collections.
• Good work experience in Microservices.
• Strong with Data Structures and Algorithms.
• Good with Design and Design Patterns.

Required Skills:

• BS/MS degree in Computer Science, Engineering or a related subject.
• Proven hands-on 3+ years Software Product 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.
• Excellent knowledge of Relational Databases and SQL.
• Very good communication skills.
• Strong analytical and logical skills.

We are looking for Advance Java developers who want to help us design cutting edge scalable products to meet our rapidly growing business. We are building out a team and looking for multiple levels but you should have at least 6+ years of programming experience.

Key Responsibilities

• Build high availability and extreme reliable high volume transactional systems.
• Deliver reliable solutions that handle massive data and high traffic.
• Complete ownership of problem-free execution of owned modules and solutions.
• Focus on code optimization, code quality, maintainability etc.

Skills required

• Hands-on experience in Core J2EE or Core Java (collection, multithreading).
• Proficiency in Spring, Hibernate, Kafka, JDBC.
• Excellent data structure & algorithm and problem solving skills.
• Strong working knowledge of Databases – MySQL/NoSQL, OS - Windows/Linux.
• Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development.
• Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github, Google Developer Groups (GDGs).
• Customer-focused, react well to changes, work with teams and able to multi-task.

We are looking for a Backend Developer who has hands-on experience in coding, building technology blocks, help answer choice of certain platform/tech over others, help the team visualise the product with the available resources and assets. 

What you’ll do:

• Design, develop, and test functionality for the latest app design.
• Support the entire application lifecycle (concept, design, test, release, and support).
• Collaborate with cross-functional teams to define, design, and develop new features.
• Take requirements and specs from design to development and be the first line of quality assurance.
• Understand user requirements—these apps have to meet real-world scenarios.
• Support the Supersub Mobile application in its entirety, including working on bug fixes and improving application performance, reliability and stability.
• Continuously discover, evaluate, and implement new technologies to maximise development efficiency.

What you bring:

• 3+ years of experience in building Java, Node JS applications. 
• Experience in Building Robust REST APIs Using MEAN or MERN Stack. 
• Good programming skills, with the ability to Perform UI testing, Debugging Taking the ownership of the complete lifecycle of a product. 
• Solid experience with Unit Testing. 
• In-depth understanding of the entire web development process (design, development, and deployment) 
• Experience with deploying the code in AWS or AZURE is a plus. 
• Ability to write clean code and document the same to develop functional APIs and Admin Panel. 

Proven work experience in building a product is a plus. And the candidate must have an Engineering CS background.