Java backend engineer

Job Description:

We are looking for a highly skilled and experienced Python Developer to join our dynamic team. The ideal candidate will have a robust background in developing web applications using Django and Flask, with experience in deploying and managing applications on AWS. Proficiency in Django Rest Framework (DRF) and a solid understanding of machine learning concepts and their practical applications are essential.

Key Responsibilities:

• Develop and maintain web applications using Django and Flask frameworks.
• Design and implement RESTful APIs using Django Rest Framework (DRF).
• Deploy, manage, and optimize applications on AWS.
• Develop and maintain APIs for AI/ML models and integrate them into existing systems.
• Create and deploy scalable AI and ML models using Python.
• Ensure the scalability, performance, and reliability of applications.
• Write clean, maintainable, and efficient code following best practices.
• Perform code reviews and provide constructive feedback to peers.
• Troubleshoot and debug applications, identifying and fixing issues in a timely manner.
• Stay up-to-date with the latest industry trends and technologies to ensure our applications remain current and competitive.

Required Skills and Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 3+ years of professional experience as a Python Developer.
• Proficient in Python with a strong understanding of its ecosystem.
• Extensive experience with Django and Flask frameworks.
• Hands-on experience with AWS services, including but not limited to EC2, S3, RDS, Lambda, and CloudFormation.
• Strong knowledge of Django Rest Framework (DRF) for building APIs.
• Experience with machine learning libraries and frameworks, such as scikit-learn, TensorFlow, or PyTorch.
• Solid understanding of SQL and NoSQL databases (e.g., PostgreSQL, MongoDB).
• Familiarity with front-end technologies (e.g., JavaScript, HTML, CSS) is a plus.
• Excellent problem-solving skills and the ability to work independently and as part of a team.
• Strong communication skills and the ability to articulate complex technical concepts to non-technical stakeholders.

Key Responsibilities

• Design, develop, test, and deploy scalable Java applications.

• Collaborate with cross-functional teams to define, design, and deliver new 

features.

• Solve complex technical problems with innovative, simple solutions.

• Write clean, efficient, and well-documented code.

• Participate in code reviews to maintain code quality.

• Continuously discover, evaluate, and implement new technologies to maximize 

development efficiency.

• Exhibit ownership and responsibility for assigned deliverables.

Qualifications and Required Skills

• 3 to 6 years of hands-on Java development experience.

• Strong experience in building products or applications from scratch (not just 

maintenance/support).

• Good understanding of object-oriented programming principles.

• Experience with frameworks like Spring, Spring Boot, Hibernate, etc.

• Strong knowledge of data structures, algorithms, and design patterns.

• Should have strong problem-solving abilities.

• Familiarity with RESTful APIs and microservices architecture is a plus.

• Solid understanding of database technologies (SQL, NoSQL).

• Exposure to cloud platforms (AWS, Azure, or GCP) will be an advantage.

• Strong debugging and troubleshooting skills

About the role:

We are seeking a highly motivated Principal Engineer with expertise in building scalable, extensible customer payment solutions, identifying and addressing performance bottlenecks, collaborating with other team members across teams to innovate current/new products; Identify, communicate and implement best practices for the engineering team. Our engineering process is fully agile and has a really fast release cycle - which keeps our environment very energetic and fun.

What you will do:

• Architect, design and lead the development of key software infrastructure, systems, tools and processes, ensuring high scalability and performance.
• Collaborate with the product and other stakeholders across the company to solidify/ negotiate requirements and feasibility.
• Identify, influence and participate in making technical decisions that have a positive impact on engineering and business as a whole.
• Problem-solving that involves complex interactions, constraints imposed by systems, processes, people and physical goods.
• Drive automated solutions that enable better efficiency and process improvement
• Identify and address performance bottlenecks, collaborate with other team members across functions to innovate/improve current/new products by suggesting improvements to the software system.
• Identify, communicate and implement best practices for the engineering team.
• You will advocate for good, clean, well documented and performing code; follow standards and best practices.
• As a Principal Engineer, you will be additionally responsible for planning and timelines of all projects in your domain

We would love for you to have:

• Education: Bachelors/Masters in Computer Science
• Experience: 7-10 yrs recent hands-on experience of working on scalable systems and a diverse set of products/systems.
• Experience with Java stack. Hands-on experience with development and troubleshooting of services.
• Experience with SQL and NoSQL databases and Hadoop stack.
• Experience in System Design of complex Supply-Chain e-commerce systems, Algorithm design and their optimization is a huge plus.
• Strong working knowledge of any REST-based framework, OOPS, Design Patterns
• Expert level experience in building fault-tolerant and scalable platforms.
• Excellent problem-solving skills
• Strong verbal and written (technical) communication and able to work across teams like Business, Product, Engineering, Analytics, App Engineering seamlessly.
• Ability to deliver great results in an agile development
• Exposure to open-source libraries and frameworks.
• Experience with the full software development lifecycle, design, develop, review, debug, document, and deliver (especially in a multi-location organization).
• Ability and experience in the evaluation and integration of third-party systems and libraries and independent completion of POC. Prior experience in integrating with 3rd party Payment solution (like Stripe) is a plus.
• Passion for performance benchmarking and debugging

Skills Required:

- 4+ years of technical experience in a developer role

- Strong proficiency with Core Java

- Database experience preferably with DB2, Sybase, or Oracle

- Complete SDLC process and Agile Methodology (Scrum)

- Strong oral and written communication skills

- Excellent interpersonal skills and professional approach

- Bachelor’s degree in Computer Science, MIS, or other technology/engineering discipline

Skill Desired:

-Strong proficiency with Scala on Spark

- Previous experience in front office and back office reports

- Strong understanding Order Life Cycle management from Equities or Listed derivatives perspective

- Previous experience in Trade Surveillance or working with data from the order lifecycle

- Good to have knowledge on Hadoop Technologies

- High quality software architecture and design methodologies and patterns

- Work experience as level-3 support for applications

- Layered Architecture, Component based Architecture

- XML-based technologies

- Unix OS, Scripting, Python or Perl

- Experience in development on other application types (Web applications, batch, or streaming)

• Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
• Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
• Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
• Developing the Code as per the requirements
• Working with product team and constructing the tech roadmap
• Designing, building and scaling the company's backend microservices
• Maintaining code integrity and organization
• Applying all quality requirements to make the code production ready
• Developing and deploying new features to facilitate related procedures and tools if necessary
• Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
• Designing and building efficient, reusable, and reliable Java code
• Pro actively catching and fixing bugs, and providing support for the back end services
• Managing servers and infrastructure by keeping the lights on and refining the deployment architecture

What you need to have:

Responsibilities:

- Taking initiative in the Design and Development of Android applications.

- Ship reliable software practicing robust software design and in-depth code reviews.

- Design major software components, systems, and features and implement full-stack app foundation features and core app features.

- Take ownership, design, develop and deploy in a collaborative environment with other team members

- Knowledge of architect solutions using innovative technology ideas and industry-leading methodologies.

Requirements:

- Good hands-on experience in developing and deploying Android apps Android native/cross-platform.

- Comfortable with JAVA and Kotlin both.

- Experience implementing integrated solutions with APIs built using RESTful web services.

- Strong analytical and debugging skills.

- Good understanding of Data Structure and Algorithms.

- Adapt to a dynamic work environment. Stay updated with the latest in technology and always think customer first.

- Study and understand the product specifications thoroughly to design appropriate software solutions. Suggest improvements and optimize existing implementations.

- Ability to identify and deliver POCs and Demos in a record timeframe.

- Encourage and coordinate with the team around new technologies, processes, and approaches.

- Proficiency in various Design Principles and app development methodologies.

- Strong communication skills with a people-first approach without compromising on engineering tasks

Required Skills

• As a Senior Core Java Developer, you will have a range of responsibilities from shaping and implementing strategic products to ensuring that company stays on the leading edge of technology
  • You will have generic capabilities across application development stack and strong technical expertise in one / two application layers
  • Excellent working knowledge of the following technologies:
  • Implementation exp (hands-on) on Server Side Java technologies (Core Java, Multithreading, Concurrent API’s, Executor services, collections, concurrent packages, DS/Algo, design patters/principles, basic data case, Junit/agile)
  • Design Patterns
  • SQL and Relational Databases such as DB2
  • Hands-on experience on Spring and Hibernate

Required Knowledge and technical skills:
- Expert level experience designing and building web services using Java
- Hands on experience in frameworks like struts , springs, hibernate
- Experience with multiple database platforms
- Experience with high volume, mission critical applications
- Experience building distributed systems at Internet scale
- Knowledge of commonly used design patterns
- Prior experience building internet platforms from the ground up
- Understanding Microservices patterns and architectures, enterprise design and industry best practices.

Required Qualities/ personal skills:
- Strong written and verbal communication skills
- Strong interpersonal skills and time management skills
- Strong analytical and troubleshooting skills
- Experience working in an Agile environment
- Experience working in a fast-paced delivery environment