Backend Developer

What We’re Looking For

•  Looking for a Python Lead with 5 to 8 years of experience who can design, architect, and build secure, scalable, production-grade backend systems.
• Expert-level proficiency in Python with strong hands-on experience in Django or Flask.
• Experience with RESTful API design and Websockets.
• Must have a solid foundation in design patterns, algorithms, and data structures.
• Advanced database skills across PostgreSQL, MySQL, and MongoDB.
• Well-versed in caching systems like Redis.
• Experience with queuing systems like RabbitMQ or Kafka.
• Experience with container-based deployments using Docker.
• Proficient in cloud platforms — specifically AWS (EC2, S3, Lambda) and GCP (Compute Engine, Cloud Storage, Cloud Functions).
• Experience setting up and managing CI/CD pipelines using Jenkins, GitLab CI, or GitHub Actions.
• Strong command of Git, Linux, and version control workflows.
• Preferred: Working knowledge of AI/ML concepts.
• Preferred: Hands-on experience with RAG pipelines.
• Preferred: Experience with LLM integrations.
• Preferred: Experience with Vector Databases such as Pinecone or ChromaDB.
• Builder mindset with ownership from idea to production.
• Writes clean and well-tested code.
• Comfortable mentoring junior developers in a fast-paced startup environment.
• Must be based in India — open to working from Coimbatore or fully remote.
• Immediate or 30-day joiners preferred.

Job Description:

1. Experience in Core Java, Spring Boot.
2. Experience in microservices.
3. Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
4. Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
5. Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
6. Good knowledge of multi-threading
7. Basic working knowledge of Unix/Linux
8. Excellent problem solving and coding skills in Java
9. Strong interpersonal, communication and analytical skills.
10. Should be able to express their design ideas and thoughts.

About Wissen Technology:

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.

Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.

We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

1. Proficiency in Python 3.x based web and backend development

2. Solid understanding of Python concepts

3. Experience with some form of Machine Learning (ML)

4. Experience in using libraries such as Numpy and Pandas

5. Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar

6. Hands on experience with RDBMS such as Postgres or MySQL

7. Experience building REST APIs using DRF or Flask

8. Comfort with Git repositories, branching and deployment using Git

9. Working experience with Docker

10. Basic working knowledge of ReactJs

11. Experience in deploying Django applications to AWS,Digital Ocean or Heroku

• Hands-on experience in development of rest services using python
• Good knowledge Django or Flask framework
• Designing database tables and structures
• Skilled at optimizing large complicated SQL statements
• Knowledge of best practices when dealing with relational databases
• Proficient understanding of code versioning tools such as Git
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Experience in owning Code Quality and Code Review processes
• Good understanding of application debugging techniques
• Experienced in Agile methodologies
• Strong analytic, problem solving, and programming ability
• Initiative and drive to contribute
• Excellent organizational and task management skills
• Strong oral and written communication skills
• Ability to work in global cross-office teams

Additionally, we seek individuals with the following qualifications:

• Understanding of SEO and accessibility issues and how they relate to development
• Experience with NoSQL using MongoDB/Cassandra is a plus.
• Experience in working with Amazon Web Services (AWS) like S3, EMR, EC2 is preferred

Greetings from Wavelabs!!!

We are hiring Java Developer for our in-house teams.

Please find the below details and JD for your reference.

About us:

Wavelabs is an AI-First, new-age Technology company for the Digital, Cognitive & Industry 4.0 Era. We help you rethink and reinvent while adapting to the inevitable change technology evolutions bring. 

                We leverage cutting-edge technology to become an enabler of fundamental innovation and disruption. We drive business outcomes with Data and Data Analytics to go beyond the existing platforms for insights and become agile on execution. We intend to leverage the advances in artificial intelligence (AI) and machine learning (ML) to build solutions loved by all. 

               This is who we are. We are a community looking to deliver true flagship experiences. We focus on the things that matter most to us – design and customer experience. Most importantly, we’re not just doing it for ourselves. We are here to share the best technology and build beautiful products hand-in-hand with you.

Experience: 3+ Years

Location: Hyderabad / Anywhere WFH

Notice Period: Immediate to 20 Days

Java Developer – 3 + Years

Job Description:

• Experience in Java and related technologies frameworks like Spring, hibernate
• Experience with Spring Boot and Microservices is good to have.
• Experience working with Restful APIs etc.
• Worked as an individual contributor with good communication skills
• Good understanding of design and development patterns and anti-patterns.

Interested Candidates can share their updated resumes at

chiranjeevi.dhoradla@wavelabs. ai

Regards
Chiranjeevi

Key Responsibilities:

· You’ll be actively involved with development of server backend that support mobile apps.

· You’ll be architecting and implementing best-in-class complex ‘real time’ web software and/or messaging systems to power highly scalable apps for users.

· Translate high level business problems into scalable design and code. Create libraries & Utilities for larger consumption.

· Work closely with UI/UX designers to create exciting user experiences and ensure delivery of graphic assets as per modern web standards.

· You’ll be continuously keeping an eye on the latest cutting-edge technologies and leveraging these in one’s own and the team’s work as necessary.

· Care about the business results of what you build, not just the elegance of the technology you build.

· Work on the end to end stack (Platforms, UI, distributed systems, databases) rather than specialize in one area.

· And of course, get hands dirty by writing server-side code for mobile-based applications, create robust high-volume production applications, and develop prototypes quickly.

Eligibility

Desired Candidates Profile:

• 5+ years of experience on Node.js based web applications and systems development.
• Strong knowledge of MEAN, Linux/UNIX based development & client-side JavaScript/jQuery.
• Knowledgeable on ORMs, their utility and limitations.
• Knowledge of web services and serialization techniques like REST, SOAP, XML & JSON.
• Knowledgeable about caching mechanisms & tools like memcache, CDNs, nginx.
• Scripting experience in using Shell/Python for creating quick technology solutions to problems.
• Prior expertise of working with AWS Cloud, CDNs and other PAAS based services.
• A strong penchant for Object-Oriented Design.
• Experience of working with version control, bug tracking, continuous integration and other productivity enhancement software like SVN, Bugzilla, Jira etc.
• Prior experience in implementing Agile software methodologies.
• Passionate about software development & modern-day web technologies like:
• Server-Side JavaScript – Node.js, Backbone.js
• Web Sockets
• NoSQL based databases like MongoDB/Couchbase/Redis
• Big Data
• Taking responsibility and ownership in the team’s work.

Additional Requirements:

• B-Tech/BS/BE/BS/MS/M.Tech/MS in Electronics or Computer Science from a premier institute in India (IITs, BITS, NITs etc) or abroad.

It is India’s only B2B Construction Materials Supply Chain Company. Construction & Infrastructure is  one of the industries, with the most complex problems in Supply Chain and we are fundamentally reengineering the  way construction materials get procured. Our Clients include the biggest names in India & the World– The  LafargeHolcim Group, JSW Group, The Tatas and many others. We are backed by some of the world’s top marquee  funds in our journey to create transparency and standardization to an otherwise opaque industry. 

Your responsibilities: 

• Understand the business context and build high quality code using proven design patterns Develop, test and deploy integrations required to meet business requirements 
• Carry out unit tests and other quality control mechanisms to inform and validate the code and design 
• Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently 
• Participate in a highly fluid environment applying agile software development principles 
• Ensure the coding standards are on-par with the best in the industry 

Educational Qualifications: 

• Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).  

Must have skills: 

• 3+ years of work experience with mobile/web development 
• Experience in working with either of languages: Go, Java, Scala 
• Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB, Cassandra) 
• Strong understanding of Message brokers 
• Must have hands on experience in Restful APIs 
• Must have a strong foundation of Data structures and Algorithms 
• Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems 
• Ability to deploy features on a daily basis: should be good at time management and prioritization 
• Hands-on experience in CI/CD principles and TDD 
• Strong written and verbal English communication skills 

Good to have skills: 

• Experience in event-driven & asynchronous I/O frameworks 
• Exposure to business process and workflow automation 
• Working experience in process driven and data intensive business applications 
• Experience in working on web infrastructure with React.js and React Native 

Professional traits: 

• Self-motivated, persistent and “Never Give Up” attitude 
• Passion for innovation and adaptability to a lean startup culture 
• Ability to work with minimal supervision, independently and / or as a member of a team 
• Giving full attention to what other people are saying, taking time to understand the points being made,  asking questions as appropriate