Lead Java Developer

About Us:

MyOperator is a Business AI Operator and a category leader that unifies WhatsApp, Calls, and AI-powered chat & voice bots into one intelligent business communication platform.

Unlike fragmented communication tools, MyOperator combines automation, intelligence, and workflow integration to help businesses run WhatsApp campaigns, manage calls, deploy AI chatbots, and track performance — all from a single, no-code platform.Trusted by 12,000+ brands including Amazon, Domino’s, Apollo, and Razorpay, MyOperator enables faster responses, higher resolution rates, and scalable customer engagement — without fragmented tools or increased headcount.

Role Overview:

We’re seeking a passionate Python Developer with strong experience in backend development and cloud infrastructure. This role involves building scalable microservices, integrating AI tools like LangChain/LLMs, and optimizing backend performance for high-growth B2B products.

Key Responsibilities:

• Develop robust backend services using Python, Django, and FastAPI
• Design and maintain a scalable microservices architecture
• Integrate LangChain/LLMs into AI-powered features
• Write clean, tested, and maintainable code with pytest
• Manage and optimize databases (MySQL/Postgres)
• Deploy and monitor services on AWS
• Collaborate across teams to define APIs, data flows, and system architecture

Must-Have Skills:

• Python and Django
• MySQL or Postgres
• Microservices architecture
• AWS (EC2, RDS, Lambda, etc.)
• Unit testing using pytest
• LangChain or Large Language Models (LLM)
• Strong grasp of Data Structures & Algorithms
• AI coding assistant tools (e.g., Chat GPT & Gemini)

Good to Have:

• MongoDB or ElasticSearch
• Go or PHP
• FastAPI
• React, Bootstrap (basic frontend support)
• ETL pipelines, Jenkins, Terraform

Why Join Us?

• 100% Remote role with a collaborative team
• Work on AI-first, high-scale SaaS products
• Drive real impact in a fast-growing tech company
• Ownership and growth from day one

We are solving complex technical problems in the financial industry and need talented software engineers to join our mission and be a part of a global software development team.

A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.

Job Description: 

• Experience in Core Java, Spring Boot.

• Experience in microservices.

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2

• Good knowledge of multi-threading

• Basic working knowledge of Unix/Linux

• Excellent problem solving and coding skills in Java

• Strong interpersonal, communication and analytical skills.

• 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 hassuccessfully 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.

Requirements:

·  Candidates must have substantial applicable IT experience, extensive development, programming experience in Core Java, J2ee, Spring, Spring Boot, Hibernate, Webservices using Restful, any DB (Oracle, PostgreSQL, SQL server).

·  Preferably the candidate must have worked in development projects and must have experience in Java / J2ee design patterns.

·  Experience in AWS, Azure will be an added advantage.

·  Candidate must have good experience in Agile methodology.

Experience/skills required

Key Qualifications

• Developer Role:
• Preferably Java 
• CI/CD - DevOps (Exposure)
• Messaging Middleware (Exposure to Kafka or any other messaging middleware)
• DB: Oracle (pref) - any other Database platforms (SQL/NoSQL)
• Server Side: Java, Spring boot Microservices
• Exposure to Any Major Cloud Platform (AWS/Azure/GCP)

• Challenge technical decisions and web service designs and provide inputs for improvement
• Provide qualified code (tested and documented)
• Fix issues that arise from testing/customers
• Create or update all the relevant and required technical documents (design, architecture, )
• Follow quality development rules and recommendations (unitary test, change management, build management, Software factory…)
• Perform code reviews and suggest improvements
• Work in Agile mode and Test Driven development process
• Collaborate and work closely with all stakeholders

• Hardcore developers who can write performance-based quality code and drive code
• Preferred: Java1.8, Junit, Springboot, Dropwizard, RabbitMQ, Jenkins jobs, NoSQL DB (MongoDB, Neo4j), Docker, and DevOps (Optional: Python, AWS)
• Knowledge about Secure coding guidelines, Sonarqube, Configuration Management (Perforce), Jira
• MUST have experience in Scrum/Agile SDLC
• Value Add – experience on the server side in IPTV/OTT/STB

Job Description:

Excellent Java development skills using J2EE, J2SE, Servlets, JSP, JDBC, Java, Spring, Springboot, Hibernate, Microservices, Webservices, Extensive experience designing, developing RESTful APIs, coding experience with either Java/J2EE/Spring, Good SQL knowledge

Required experience in Core Java, Spring, Springboot, Hibernate, Microservices, rest services

Able to understand SDLC process, Extensive experience designing and, developing RESTful APIs, Extensive coding experience with either Java/J2EE/Spring

Qualification Any Graduate