Job Opportunity with Wissen Technology for Java Lead at Bangalore

Position: Senior Backend Developer

Type: Full-Time Location: Onsite

Experience Level: 5+ years (Intermediate to Senior)

About the Role: We are looking for a highly skilled Senior Backend Developer with 5+ years of experience to work alongside our AI/ML and frontend teams in building an AI-driven customer support system. You will be responsible for designing, developing, and optimizing the backend architecture, ensuring seamless integration with AI models, real-time data processing, and third-party tools. This role requires expertise in scalable API development, database management, and cloud deployment while ensuring high performance and security.

Key Responsibilities:

Backend Development & Architecture:

● Design and develop a scalable, high-performance backend to support AI-driven customer interactions.

● Build and optimize RESTful APIs and GraphQL endpoints for real-time voice and text processing.

● Develop microservices-based architectures to ensure modularity and scalability.

● Implement authentication & authorization mechanisms (OAuth, JWT, Role-Based Access Control).

AI & API Integration:

● Integrate AI models for speech recognition, sentiment analysis, and conversational AI.

● Ensure smooth data exchange between AI/ML models and frontend applications.

● Work with third-party tools such as Twilio, AWS Connect, and CRM systems for seamless interaction.

● Optimize API response times for real-time customer interactions with low latency.

Database Management & Data Processing:

● Design and manage relational (SQL) and NoSQL databases for AI model training and customer data.

● Implement efficient data pipelines for processing large datasets and real-time analytics.

● Ensure data consistency, integrity, and compliance with security standards.

Deployment, Security & Performance Optimization:

● Deploy scalable backend solutions on cloud platforms like AWS, GCP, or Azure.

● Implement CI/CD pipelines for smooth deployment and version control.

● Optimize database queries, API endpoints, and caching mechanisms for maximum performance.

● Implement security best practices (encryption, rate limiting, and logging).

Collaboration & Ownership:

● Work closely with AI/ML engineers and frontend developers to ensure seamless integration.

● Take ownership of backend architecture and propose enhancements for scalability.

● Stay updated with the latest backend technologies, AI integration techniques, and cloud advancements.

Required Skills and Qualifications:

Education:

● Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

Core Skills:

● Proficiency in backend programming languages (Python, Node.js, or Golang).

● Experience with machine learning libraries and AI model integration (TensorFlow, PyTorch).

● Expertise in RESTful API and GraphQL development for AI-driven applications.

● Proficiency in relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis).

● Experience with microservices architecture and containerization (Docker, Kubernetes).

● Strong knowledge of cloud services (AWS Lambda, EC2, S3, GCP Functions, Firebase).

● Familiarity with event-driven architectures (Kafka, RabbitMQ, AWS SQS).

● Experience in implementing caching strategies (Redis, Memcached).

● Understanding of DevOps and CI/CD pipelines (GitHub Actions, Jenkins).

Preferred Experience:

● Previous experience working with AI-powered applications or conversational AI APIs.

● Familiarity with WebSockets and real-time communication protocols.

● Experience with serverless computing and cloud-native solutions.

● Strong understanding of distributed systems and large-scale architectures.

● Experience 3rd party API integrating (like Twilio, Vonage, or AWS Connect).

Soft Skills:

● Strong problem-solving and analytical skills.

● Excellent communication and collaboration with cross-functional teams.

● Proactive mindset with a focus on scalability and system optimization.

About TensorIoT

TensorIoT is an AWS Advanced Consulting Partner. We help companies realize the value and efficiency of the AWS ecosystem. From building PoCs and MVPs to production-ready applications, we are tackling. complex business problems every day and developing solutions to drive customer success.

TensorIoT's founders helped build world-class IoT and AI platforms at AWS and Google and are now creating solutions to simplify the way enterprises incorporate edge devices and their data into their day-to-day operations. Our mission is to help connect devices and make them intelligent. Our founders firmly believe in the transformative potential of smarter devices to enhance our quality of life, and we're just getting started!

TensorIoT is proud to be an equal opportunity employer. This means that we are committed to diversity and inclusion and encourage people from all backgrounds to apply. We do not tolerate discrimination or harassment of any kind and make our hiring decisions based solely on qualifications, merit, and business needs at the time.

Job description

As a Mid-Level Python Developer, you will:

• Analyze user needs and develop software solutions.
•  Work with project managers and product owners to meet specification needs.
• Recommend software upgrades to optimize operational efficiency.
• Deliver scalable and responsive software using TypeScript and Python.
•  Collaborate with other developers to design and optimize code.
• Create flowcharts and user guides for new and existing programs.
• Document all programming tasks and procedures.
• Perform routine software maintenance.
• Deploy and maintain CI/CD pipelines.
• Develop and maintain data pipelines. This includes scaling the pipeline to accommodate anticipated volume and complexity.
• Collaborate with external clients and internal team members to meet product deadlines.

We're looking for someone who has:

• Experience with AWS Services(must)
•  A bachelor’s degree in computer science, Engineering, or related fields
•  4 - 8 years of experience in software development, computer engineering, or other related fields
•  Expert-level experience with Python and Node.JS
• Familiarity and comfort with REST APIs
•  A deadline and detail-oriented mindframe
•  Strong analytical and critical thinking skills
• Familiarity with DevOps tools and best practices
• Experience developing scalable data processing systems

Bonus points for someone with:

• Experience with IoT, ML, AI, or VR
• Amazon Web Services (AWS) certification(s) (preferred)
• Experience with microcomputers and microcontrollers
• Experience with the following DevOps services: AWS
• CodePipeline, CodeBuild or CodeCommit
• Experience with the following Data Engineering services: AWS Lake Formation, Glue, Redshift, EMR, or QuickSight.

About Company:

Our client is a luxury home decor brand. It's nothing less than a revolution in the home decor industry- where technology enables world-class home interior design. We use technology combined with internationally trained designers to help our customers achieve the style they want to express.

Our services include unique technology-driven processes and analytics, consulting, execution, and supervision – all within schedule and planned budget, so they can relax and enjoy their space transformation with peace of mind.

We encourage our consumers to explore and discover their own self-expression while amazing their senses with new cultures and design techniques, tasteful décor, and ambiance.

Role and Responsibilities:

• Write code and tests, build prototypes, solve issues, profile, and analyze bottlenecks

• Design performance gauging, building robust APIs to support mobile and desktop clients

• Manage and optimize scalable distributed systems on the cloud

• Optimization of web applications for performance and scalability

• Develop automated tests to ensure business needs are met and allow for regression testing

 • Participate in the entire application lifecycle, focusing on coding and debugging

• Write clean code to develop functional web applications

• Troubleshoot and debug applications

• Perform UI tests to optimize performance

• Manage cutting-edge technologies to improve legacy applications

• Collaborate with Front-end developers to integrate user-facing elements with server[1]side logic

. • Gather and address technical and design requirements

• Provide training and support to internal teams

• Build reusable code and libraries for future use.

Skills:

• Good communication skill to communicate with stakeholders, project managers, quality assurance teams, Regularly and other developers regarding progress on the long-term technology roadmap

 • Curious and progressive mind to Create and maintain workflows with teams to provide visibility and to ensure workload balance for consistent visual designs

 • Good technical knowledge to Produce quality code, raising the bar for the whole team on quality and speed

 • Through analytical skills to Recommend system solutions by comparing advantages and disadvantages of custom development and purchase alternatives.

Requirements.

• Experience with core AWS web-enabling technologies

• Growth mindset, challenging status quo to find new solutions and out-of-the-box ideas

• Experience designing RESTful APIs, specifically for mobile apps

• Computer science degree or equivalent experience

• Experience leading a team is a bonus.

• 3+ Years of relevant experience.

• PHP Laravel Framework, PHP Design Patterns.

•Proficient in MySQL. MongoDB knowledge is plus.

•APIs, REST API, API Security.

• Laravel Events, Queue, Observers.

• Excellent foundation in computer science, algorithms, and web design

• Experience writing highly secure web applications.

Responsibilities

• Preferred 1-3 years experience as Laravel Developer.
• Proven experience using PHP framework Laravel
• Troubleshooting issues in the implementation and debug builds.
• Writing server-side web application logic, back-end components, connect the application with other web services & support the front-end developers.
• Ability to perform UI/backend tests to optimize performance.
• Guide and Mentor other developers
• Hands-on experience in building and integrating API.
• Hands on experience in backend and frontend technologies.

Requirements:

• A degree in programming, computer science, or a related field.
• Excellent knowledge of PHP MVC architecture and OOP programming style.
• Proficiency in HTML and JavaScript.
• Knowledge of database design and querying using SQL.
• Practical experience using the MVC architecture.
• A portfolio of applications and programs to your name preferred.
• Must be able to fix bugs and errors and develop scalable apps
• Problem-solving skills and critical mind set.
• Ability to lead teams.
• Ability to work individually and handle clients.

• 2.5+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 3+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Senior Software Engineer, Java/Python (Bangalore, Remote option available)

4+ years of experience 

Zepto 

Why should you look at this role?

Salary 40-55 lakh per annum

Paid leave

Sick leave

Provident Fund

What Else?

• High growth startup in quick commerce space (10 min delivery)
• Given our very high hiring bar, we offer a very competitive salary and substantial equity to create everlasting wealth for our early believers as the company grows.
• Work on real world logistics problems & benefit from the rocket ship Zepto is!

Tech Team: 40-50 (200+ in few months)

About the Employer

Zepto is a fast-growing startup that delivers products in 10 minutes through an optimised network of dark stores that we're building across the country!

Just 6 months after launching, we've raised $160 million from marquee

investors in Silicon Valley and India. Our investors include Y Combinator, Nexus Venture Partners, and many more! We’ve built out one of the best startup teams in India, with Senior Executives from Uber, Flipkart, Dream11, PhonePe, Goldman Sachs, Pepperfry, and institutions like Stanford, INSEAD, IITs, and IIMs.

The magic of Zepto is our ability to consistently deliver 2,500+ products in 10 minutes flat. It's the core of what we do, and the reason why we’ve been able to grow so fast with phenomenal customer love. Our mission is simple: to make 10-minute delivery the new normal.

Funding:

Funding Zepto has raised a total of $160M in funding over 3 rounds.

Their latest funding was raised on Dec 20, 2021 from a Series C round.

Employer Reviews:

“High Ownership, Lots of Learning, Broad Roles, Accessible Leaders”

"Alot of benefits like ZeptoJoy coupon, internet bill reimbursement and cab reimbursement is also taken care of. Overtime is paid."

Reporting structure:

Software Engineer -> Sr Software Engineer -> Lead -> EM -> AD / Director / VP -> Head of Engineering -> CTO

This role would be by and large a Individual Contributor role.

Interview Process:

• Round 1. Problem Solving + CS Fundamentals (60 mins)
  • DS/Algo Problems (30 mins) - You can expect 1-2 Leetcode easy/medium questions
  • CS Fundamentals (30 mins)
• Round 2. Low Level Design (60 mins)
  • You would be given a trivial problem and expected to work through the low level design viz class structure, interfaces, db data models etc.
• Round 3. High Level Design (60 mins)
  • You will be given a trivial problem, where we would work with you to design the system for the problem statement. We expect the detailed flow of the Functionality
    • Extract APIs, if any
    • Database choices
    • Schema design and Scale the system, if time permits

What You will do Everyday?

• Work very closely with the Tech Leadership and lead end-to-end development.
• Closely collaborate with product, design and business teams to understand product ideas and business needs and help deliver these as a series of ultra fast experiments.
• Architect and implement backend services with high reliability and scalability.
• Contribute to system architecture and database design.
• Set up best practices for development and champion their adoption.
• Write quality documentation and handle conflicts well to build consensus.
• Learn about new technologies and incorporate them.
• Mentor young minds and foster team spirit

Your Superpowers

• 4+ years of experience with Java frameworks like Spring / Dropwizard/Play or Python frameworks like Django/Flask/FastApi and databases like PostgreSQL/MySQL/MongoDB
• Experience in building highly scalable customer-facing applications that involve implementing complex business flows and dealing with an ever-increasing scale
• Extensive experience in object-oriented design skills, knowledge of design patterns, and huge passion and ability to design intuitive module and class-level interfaces.
• Experience in service-oriented architecture design.
• Experience building at least one application from scratch.
• Experience with cache store/message broker like Redis / RabbitMQ/Kafka
• Interest in learning new languages/framework as needed.
• Worked in a startup environment with high levels of ownership and commitment.
• A growth mindset and passionate about building things from the ground up and most importantly, you should be fun to work with.

Nest is a gamified investment platform for the next-generation and young millennials of the world, to invest, play and earn returns more than a regular savings bank account. The world of gaming is merging with finance to offer a more immersive user experience and help users learn how to manage their money. We’re creating a new breed of asset managers and fin-fluencers with Nest.

We are seeking a dedicated Golang developer to join our growing company.

You will collaborate with other technical staff to deliver and maintain a fully-functional mobile application. We hope you can put your passion for software engineering to work for creating highly immersive user applications.

Your duties will include maintaining code repositories via GitHub and internal server storage modules.

Responsibilities

Below are some of the responsibilities a Golang developer is expected to undertake in their position:

• Implement AWS containers to support Go implementation and successful repository maintenance
• Utilize Kubernetes to ensure successful application development, deployment, and scaling
• Implement Docker for smaller-scale applications that require simpler deployments
• Employ Linux Terminal command structures to allow easy back-end operations for less-expert technical staff
• Structure our user interface with React and ensure REST API access is available for enterprise-grade finance customers on-demand
• Collaborate with other technical staff to ensure consistent and smooth DevOps workflows
• Choose and implement other JavaScript libraries that will optimize performance without sacrificing security and base functionality
• Manage multiple projects within reasonable design specifications and budget restrictions
• QA design for errors
• Implement feedback and changes whenever possible
• Create visualizations that convey accurate messaging for the project.

Job Qualifications and Skill Sets

Bachelor’s degree in computer science, IT, or a related field, such as programming. Other critical skills required are:

• Provable proficiency in Go programming
• Excellent written and verbal communication skills
• Minimum of two years’ experience working in programming or information technology
• Attention to detail and Knowledge in Java is recommended
• Portfolio of work with examples that showcase technical skill
• Strong analytical skills
• Time management and organizational skills
• Knowledge of Go templating, common frameworks, and tools
• Experience working with a team

What you’ll receive

• A compensation competitive to premier firms
• Incredible learning and exposure to every aspect of a funded financial startup as an early member, working directly with the founders.
• Recognition and experience of working on a platform with an exponential user growth curve.
• A fun and receptive work culture which promises to never get mundane!
• If you love party, it is on us!