Java Developer

Job Description

We are looking for a hands-on Tech Lead – Java with strong software engineering fundamentals, a deep understanding of Java-based backend systems, and proven experience leading agile teams. This role involves a balance of individual contribution and technical leadership — mentoring developers, designing scalable architectures, and driving the success of product delivery in fast-paced environments.

Key Responsibilities

• Lead the end-to-end design, development, and deployment of Java-based applications and RESTful APIs.
• Collaborate with product managers and architects to define technical solutions and translate business requirements into scalable software.
• Guide and mentor team members in best coding practices, design patterns, and architectural decisions.
• Drive code reviews, technical discussions, and ensure high code quality and performance standards.
• Troubleshoot critical production issues and implement long-term fixes and improvements.
• Advocate for continuous improvement in tools, processes, and systems across the engineering team.
• Stay up to date with modern technologies and recommend their adoption where appropriate.

Required Skills

• 5+ years of experience in Java backend development with expertise in Spring/Spring Boot and RESTful services.
• Solid grasp of Object-Oriented Programming (OOP), system design, and design patterns.
• Proven experience leading a team of engineers or taking ownership of modules/projects.
• Experience with AWS Cloud services (EC2, Lambda, S3, etc.) is a strong advantage.
• Familiarity with Agile/Scrum methodologies and working in cross-functional teams.
• Excellent problem-solving, debugging, and analytical skills.
• Strong communication and leadership skills.

About HummingWave

HummingWave is a leading IT product development company specializing in building full-scale application systems with robust cloud backends, sleek mobile/web frontends, and seamless enterprise integrations. With 50+ digital products delivered across domains for clients in the US, Europe, and Asia-Pacific, we are a team of highly skilled engineers committed to technical excellence and innovation.

Thanks

About Simprosys InfoMedia:

Simprosys is a diverse team of E-commerce enthusiasts with a simple yet powerful goal of empowering E-commerce merchants with easily adaptable product listings’ and Ad management solutions. 

Our crew consists of budding techies developers who build and maintain the technological interventions to automate our product listing and ad management solutions. Support executives who are digital marketers themselves. Passionate designers with exceptional UI designing, motion graphics, animation, and video editing skills. Our marketing team consists of versatile content creators and brand strategists. 

Be a part of our E-commerce enthusiasts crew.

Job Title: Sr. Python Developer

Location: Ahmedabad (Onsite)

Skill Set: Python, JavaScript, Python frameworks (Flask, Django, Django Rest Framework), AWS, Data Science, Machine Learning.

 Responsibilities:

1. Develop and maintain Python applications, using frameworks like Flask or Django to create and manage APIs and web services.
2. Integrate various data sources and databases, including SQL (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis) systems, into a unified solution.
3. Model data for reporting and analysis, leveraging libraries like NumPy, Pandas, and Matplotlib to provide insights and communicate results to stakeholders.
4. Utilize AWS services, such as DynamoDB and Lambda, to build and deploy efficient, cloud-based solutions.
5. Manage code versions with GIT, ensuring effective tracking and collaborative development practices.
6. Employ strong debugging and optimization skills to ensure high performance and resolve issues promptly.

Requirements:

1. Strong knowledge and hands-on experience with Python, including its standard libraries, toolkits, and APIs.
2. Experience with web frameworks like Flask or Django, and familiarity with REST framework principles for web services.
3. Proficiency in database structures, with practical experience in SQL (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis) databases.
4. Experience with cloud platforms, especially AWS, and knowledge of services like DynamoDB and Lambda.
5. Skilled in Python libraries for data analysis, such as NumPy, Pandas, and Matplotlib, with an understanding of big data frameworks.
6. Excellent analytical and problem-solving skills, capable of debugging and resolving complex issues efficiently.
7. Strong grasp of data structures and algorithms, crucial for building efficient applications.
8. Thoroughly understand version control systems, particularly GIT, for effective code management and collaboration.

Roles and Responsibilities:

• Proven experience in Java 8, Spring Boot, Microservices and API
• Strong experience with Kafka, Kubernetes
• strong experience in using RDBMS (Mysql) and NoSQL.
• Experience working in Eclipse or Maven environments
• Hands-on experience in Unix and Shell scripting
• hands-on experience in fine-tuning application response and performance testing.
• experience in Web Services.
• Strong analysis and problem-solving skills
• Strong communication skills, both verbal and written
• Ability to work independently with limited supervision
• Proven ability to use own initiative to resolve issues
• Full ownership of projects and tasks
• Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines
• Eagerness to learn
• Strong team-working skills

The ideal candidate should be a self-motivated, multi-tasker, and demonstrated team player. You will be responsible for the production support of software products and coordinating with various teams for support. You should have outstanding communication and Team-Player skills.

Educational Qualification: BCA, MCA or BE/B.Tech (CS)

Must-know technologies: Java,
Good to know technologies: DMN tools
Experience: 02 Years - 05 Years
Skill Level: Good

Responsibilities:

• Contribute to Java development work as well as the latest Decision model and notation tools

   

• Comply with coding standards and directions given by his direct manager Collaborate with an international and diverse team of Data Architects, Business Analysts, and Project Managers

• Tasks will be assigned and after completion, code need to be committed and task assigned for review by Senior Java developer

• Work with technology stakeholders to devise solutions that will fulfill business requirements and meet organizational strategic goals

• Develop application functionality which meets business requirements with high quality within given deadlines - develop maintainable, well-documented application functionality with an eye toward standardization, common components, simplicity, performance, robustness and other attributes of enterprise-strength solutions

• Thoroughly test all functionality - utilize detailed and thorough practices including negative testing, testing of boundary conditions, , and work collaboratively with business areas.

• Support interfaces between the deployment of developed applications and the decommissioning of legacy applications

• Support with the Development and Infrastructure Teams

• Design, and develop scalable, high-performance, highly reliable and secure applications using waterfall and agile methodologies

• Create reusable code

Responsibilities:

• Design and implement backend infrastructure and APIs.

• Write high quality code that is robust, readable and scales.

• Possess the drive to dive deep. thrive and progress even in ambiguous situations.

• Encourage and support knowledge sharing within teams and external groups.

• Troubleshoot & debug applications.

• Adopt problem solving as a way of life - always go to the root cause.

• Collaborate with the team to discuss and implement ideas.

• Build responsive, robust and optimised applications.

Requirements:

• Passionate about building backend systems.

• Desire to explore new ideas, open to other ideas as well.

• Love for writing clean, beautiful, readable and testable code.

• Experience in designing extensible DRY code.

• Our stack is based on Django, Python3 Celery, Angular and Postgres.

• We expect you to have a good understanding of Python. It's even better if you are familiar with some of Git. Django, Celery, Redis and Unix Shell.

Looking candidated from service base or service division of any company.
Minimum Qualification​:

• Hands-on working on Java ( {Language understanding - Java 8, Lambdas, Collections, popular frameworks & libraries}, JVM, GC tuning, performance tuning)
• Worked on REST frameworks/libraries like Spring MVC, Spring Boot, Dropwizard, REST Express etc
• Worked on Relational data stores viz. MySQL, Oracle or Postgres
• Worked on Non-relational data stores viz. Cassandra, HBase, Couchbase, MongoDB etc
• Worked on caching infra viz. Redis, Memcached, Aerospike, Riak etc
• Worked on Queueing infra viz. Kafka, RabbitMQ, ActiveMQ etc