Tech Lead

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL.

We are solving complex technical problems in the 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.

Required Skills:

• Exp. - 5 to 10 years.
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability 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.

Job Title: Back-End Developer

Location: Bengaluru, India 

Open Positions - 5

Company Overview:

IAI Solution Pvt Ltd, operates at the edge of applied AI where foundational research meets real-world deployment. We craft intelligent systems that think in teams, adapt with context, and deliver actionable insight across domains.

We are seeking talented Back-End Developers to join our team, where you will play a key role in developing the infrastructure that supports our advanced AI technologies. If you are passionate about back-end development and have a keen interest in AI, this opportunity is perfect for you.

Position Summary: We are looking for an experienced Backend Developer with strong expertise in Python, object-oriented programming (OOP), and FastAPI. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable backend services and APIs using gRPC, REST, and Docker, websockets Protocol Buffers.

Proficiency in working with databases such as SQL, NoSQL, MongoDB, Supabase, and Redis is required. While prior experience in AI-related projects is not mandatory, preference will be given to candidates who have worked on or shown a strong interest in the AI/ML domain.

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Key Responsibilities:

• Develop, test, and maintain scalable back-end systems that power our AI solutions.
• Design and implement RESTful APIs to support front-end applications and third-party integrations.
• Collaborate with cross-functional teams to define technical requirements and deliver high-quality products.
• Optimize back-end performance, ensuring systems are fast, reliable, and scalable.
• Manage and maintain various database systems, including SQL, NoSQL, MongoDB, SuperBase, and Redis.
• Troubleshoot and resolve complex technical challenges, leveraging strong problem-solving and critical thinking skills.
• Handle multiple projects simultaneously, ensuring deadlines are met and quality is maintained.
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Qualifications:

• 2+ years in backend software development.
• Strong proficiency in Python and object-oriented programming.
• Extensive experience with FastAPI  frameworks.
• In-depth knowledge of database technologies, including SQL, NoSQL, MongoDB, SuperBase, and Redis. 
• Demonstrated ability to manage multiple projects in a fast-paced environment.
• Strong analytical and problem-solving skills with a keen eye for detail.
• Interest or experience in AI projects is highly desirable.

Nice to have 

• Design, develop, and maintain high-performance, scalable backend services and APIs using gRPC, REST, and Protocol Buffers.

Perks & Benefits:

• Competitive salary with performance-based bonuses.
• Opportunity to work on cutting-edge AI projects within a talented and innovative team.
• Access to professional development resources, including AI training programs.

Skills Required:

• 3+ years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

About OJ Commerce: 

OJ Commerce is a fast-growing, profitable online retailer based in Florida, USA with a full-fledged India office based in Chennai driven by a sophisticated, data-driven system to run the operations with virtually no human intervention. We strive to be the best-in-class ecommerce company delivering exceptional value to customers by leveraging technology, innovation and brand-partnerships to provide a seamless & enjoyable shopping of high-quality products at the best prices to our customers.

Responsibilities:

Work with business-stakeholders to understand requirements, prototype, build and deploy it.

CRUD the backend code you own keeping maintenance, performance and security in mind.

Keep up breast of latest technologies and its ecosystem and adopt ones that aid safe product delivery at speed.

Automate the boring and mundane stuff for you prefer to be productive than being busy.

We are flat. Be responsible for professional growth of self and the team. 

• Tune application for performance.
• Take initiatives and manage change to work towards business goals at speed without compromising safety.
• Coach full-stack developers on backend skills.
• Provides problem resolution support, specific to application issues, identifies and resolves problems in application software, determines symptoms and ensures accurate problem definition

Develop functional, architectural and other documentation as required for productive functioning of teams.

• Be the brand ambassador for OJ Commerce by speaking at meetups, conferences, etc.
• We are fluid. Be ready for changing dynamics in responsibilities from time to time. Exciting isn't?
• Take the lead in digital transformation of legacy applications.

What you need to shine?

• You have the prior experience in modernising legacy applications.
• You are a passionate hands-on developer with deep experience in building enterprise grade software in Microsoft ASP.NET Core, ASP.NET MVC, Web API, SOA, Micro-Services and RESTful Services with knowledge of SQL Server database.
• You have the ability to see and work on the big picture (Application Architecture) and devilish details (Complex Code).
• Strong experience in developing web applications using C#, VB.Net, .NET, LINQ, Net Framework 4.0, MVC 3/4/5, ASP.NET Web API, .Net Core etc.
• You are Cloud savvy, preferably Google Cloud.
• You have rich experience in Object-Oriented Programming (OOP) with good knowledge of practical design-patterns and its applications.

Hands-on experience in building SOA or Micro-services preferably on .NET Core.

Proven Architectural skills with high standards in Code quality

Knowledge of ReactJS/Typescript would be added advantage.

Practical experience in Agile development methodologies of using CI/CD.

Extreme Programming (TDD) experience is sought after by us.

What we Offer

• Greenfield opportunity to transform legacy backend applications to latest technology stack.
• Fast-paced start-up environment: This is not for the faint hearted; you need grit and passion as much as you need the core skills.
• Work in an interdisciplinary team where learning from one another and developing solutions cross-functionally is a key part of our culture.
• Golden opportunity to make history by making big business impact.
• Competitive salary to take good care of self and family.
• Insurance Benefits: Medical and Accident cover.
• Flexible Working Hours

Hey Folks!

We are hiring java developers with Core java-7/8, microservices, springboot, oops, RestAPI and SQL skills.

JOB DUTIES & RESPONSIBILITIES:

• Lead and mentor developers thru coaching and sharing of knowledge
• Architecture design and Develop new functionality and critical business logic of software products
• Enhance existing applications and software products and design new product

SKILLS:

• Strong knowledge on software implementation best practices
• Strong knowledge of SQL Server and/or Oracle database including store procedure, trigger etc.
• Knowledge of security and vulnerability best practices to design secure web application
• Knowledge of web application architecture with horizontal and vertical scalability
• Experience of working with application with large dataset of millions or billions of row in database table
• Ability to adapt quickly to an existing, complex environment
• Ability to complete all phases of software development life cycle including analysis, design, development, testing and support
• Ability to develop large scale web/database applications
• Ability to work on multiple projects with multiple deadlines
• Ability to communicate clearly with business users and project manager
• Ability to innovate and provide functional applications with intuitive interfaces

we are looking to add new talent to our ruby on rails team. You will be responsible for developing and maintaining the server-side logic for the central database, testing performance, troubleshooting, and integrating front-end elements into the application.

Job specifications-

• Bachelor’s degree in computer science, computer engineering, or related field.
• Understanding of ruby on rails as well as libraries
• Ability to write clear, readable ruby codes.
• Problem-solving capabilities.
• Understanding of code versioning tools like- Git
• Good understanding of front-end technologies including- HTML5, JavaScript, and CSS3.
• Familiarity with MVC, Mocking, RESTful, and ORM.
• Familiarity with testing tools.