Java Developer

Python Developer (Performance Optimization Focus)

Experience: 3–5 Years

Location: Remote (India-based candidates only)

Employment Type: Full-time

Role Overview

We are seeking a Python Developer with a strong focus on performance optimization and system efficiency. In this role, you will identify bottlenecks, enhance system performance, and contribute to building scalable, high-performance applications in a Linux-based environment.

Key Responsibilities

• Analyze and troubleshoot performance bottlenecks in applications and systems
• Optimize code, database queries, and architecture for scalability and speed
• Design, develop, test, and maintain robust Python applications
• Work with large datasets and improve data processing efficiency
• Collaborate with cross-functional teams to improve system reliability and performance
• Monitor system performance and implement proactive improvements
• Write clean, maintainable, and efficient code following best practices

Required Skills & Qualifications

• 3–5 years of hands-on experience in Python development
• Strong expertise in performance tuning and optimization techniques
• Experience with debugging and profiling tools
• Solid understanding of data structures and algorithms
• Experience with REST APIs and backend development
• Strong analytical and problem-solving skills

Linux & System Knowledge (Must-Have)

• Comfortable working in Linux/Unix environments
• Command-line proficiency, including:
• File editing (vi, nano)
• File permissions (chmod, chown)
• File downloads (wget, curl)
• Basic file and directory operations

Basic Python Knowledge (Interview Scope)

• Writing simple scripts and reusable functions
• String manipulation and data handling
• Example task: Count words in a file/string efficiently

Good to Have

• Familiarity with AI/ML concepts or tools
• Experience optimizing data-intensive or distributed systems
• Exposure to cloud platforms (AWS, GCP, Azure)

Why Join Us

• Work on performance-critical systems with real-world impact
• Fully remote work environment
• Opportunity to work with modern, scalable technologies
• Collaborative, growth-focused team culture

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.

Technical Experience :

- Net development work experience.

- Proficiency in NET Development with Asp.net and MVC.

- Strong object-oriented programming OOPS design skills, SOLID principles and proficiency in software design patterns.

- Experience in database MS SQL Server.

- Experience with version control systems GitHub and Bitbucket.

Professional Attributes :

1. Should have good communication Skills.

2. Should be a good team player.

3. Should be able to work independently and under pressure.

4. Should have good logical and analytical thinking.

• Design, develop, and maintain Java-based applications using Spring Boot and Hibernate frameworks.
• Collaborate with cross-functional teams to gather and analyze requirements, and translate them into technical solutions.
• Implement microservices architecture to build scalable and resilient systems.
• Write clean, efficient, and maintainable code adhering to best practices and coding standards.
• Conduct code reviews and provide constructive feedback to team members.
• Troubleshoot and debug issues to ensure optimal performance and reliability.
• Stay updated with the latest trends and technologies in Java development, microservices, and cloud computing.

• You will design, build and own APIs and Services, which will be the core of the product.
• You will participate in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
• You will part of developing ideas for new programs, products, or features by monitoring industry developments and trends.
• You will have to take lead on projects, compile and analyze data, processes, and codes to troubleshoot problems and identify areas of improvement.

REQUIREMENTS

• 3-5 years of experience in building highly scalable backend systems.
• Fluency or understanding of specific languages, such as JAVA, Operating System may be required, and Experience in Databases such as MySQL or Postgre SQL
• Strong understanding of Computer Science Fundamentals, Data Structures and Algorithms, SOLID Design Principles, and REST Patterns.
• Focus on efficiency, user experience, and process improvement.
• Excellent project and time management skills.
• Strong problem-solving and communication skills.
• Ability to work independently or with a group

We are looking for a high-performing Developer to build our ecommerce platform and API framework powered by Machine Learning and Artificial Intelligence. Candidates for this role will be passionate about well-written code, testing, and excel at coming up with simple approaches to complex problems.

Our work culture is overachiever, very amiable, and at the same time always charged with excitement. We encourage our team members to take responsibility and grow into future leaders in the industry.

Job Responsibilities:

• Understand project requirements, writing bug-free clean code and ensure that the solution works per the agreed architecture, SLAs, KPIs and business model
• Integrate Django backend with third party API
• 100% Hands-on role
• Adapt to rapidly evolving requirements and changing priorities and drive the team accordingly
• Reverse engineer for debugging errors in code and ensure quality control in the process.
• Continually drive products towards a meaningful balance between user needs, business objectives and technical feasibility
• Operate in a hyper-collaborative way and follow these guiding principles: Value common sense and simplicity over complexity.

Qualifications:

• Bachelor or Master Degree in Computer Science from a reputed University
• 3 to 5 years of experience working in Django and Python.
• React and/or Angular for front end
• Proficiency in MongoDB and MySql
• Technical Skills: JIRA, Gitlab, Rest API, GCP or AWS
• Experience in performance profiling, tuning, and optimization, caching mechanisms with Enterprise level applicants
• Experience in writing unit testing and test case automation.
• Ability to operate in an Agile environment with a start-up mentality and unstructured environment, Energy, drive and passion to work, and operate in a digital world.

Job Description:
We are looking for talented Technical Managers to be part of the Product Engineering team. The candidate should have good experience with Java/J2ee based technologies and will be responsible for delivering features that are meaningful to the customer and consistent with the product vision through the management of a cross-functional team. The person will also contribute to the team as a servant leader and ensure that the team has everything needed to be successful.

Technical Competencies

• Strong Java/J2EE development experience with demonstrated ability to develop and troubleshoot large mission applications & Software Products
• Experience on exception handling, correct use of data structures, multi-threaded programming, memory management and application tuning
• Excellent exposure in Object Oriented Design skills using Java/J2ee along with:
• Core Java Language (Collections, Concurrency/Multithreading)
• JDBC concepts (connection pooling, statement, result set)
• Web Technologies (Struts/Struts 2, Spring (IOP, MVC, AOP), Hibernate, JSP, Web services)
• Database optimization and profiling
• Core/JEE/Integration Design patterns/UML
• Should have experience in Unit Testing
• Good hands on experience with RDBMS like MySQL/Oracle with ability to write SQL Queries/Stored Procedures/Triggers/Joins/View etc
• Practical application of software product development standards and methodologies including Agile, XP, Kanban, RUP and UML
• Ability to apply design patterns consistently and also accurate when building per design requirements
• Good experience in source control, unit testing, code verification, documentation, automated build, continuous integration, metrics, and code reviews.
• Demonstrated problem solving, analytic and troubleshooting skills.
• Strong written and oral communication skills are required to effectively engage internal stakeholders and their technical representatives.

Responsibilities:

• Manages the team in producing working software each iteration in accordance with the team’s commitments
• Facilitates planning sessions, team meetings, and other “rituals,” such as the daily standup, iteration planning, iteration kickoff, iteration review, and retrospectives
• Ensures that the backlog of work for the team is well-defined with respect to scope, clarity of requirements, and acceptance criteria
• Helps remove roadblocks to delivery success.
• Helps the team follow its defined process, and leads process improvement efforts
• Understands the client’s business strategy and objectives as it relates to the product being developed; ensures that the client’s expectations are met or exceeded.
• Oversees the completion of stories, ensuring that the team understands what “Done” means for each story.
• Interfaces between the team and the customer
• Communicates effectively within the team and with all stakeholders by providing high-quality visibility into planned and actual deliverables.
• Is a model developer, with sharp coding skills and a passion for excellence
• Participates in design and coding activities, and helps with requirements, analysis, and testing as needed
• Ensures that the architecture of the product is sound
• Ensures product quality through effective monitoring of quality trends, test automation, defect tracking and root cause analysis.
• Assures that all production deliveries meet acceptance, operational, and quality criteria
• Develops camaraderie and strong collaboration across both the 3Pillar team and client team,
• Actively demonstrates and teaches strong consulting skills to teammates,
• Understands the full set of product development capabilities and speaks to them holistically,
• Proactively develops a deep "trusted advisor" relationship with the primary buyer,
• Assists in developing strategies to take advantage of opportunities within the account and works collaboratively with the Client Partner to execute them

Benefits

• A competitive annual salary based on experience and market demands
• Flexi-timings
• Medical insurance with the option to purchase a premium plan or HSA option for your entire family
• In-house Food & Refreshments
• Regular Health check-up camps arranged by the company
• Recreational activities
• Business casual atmosphere