
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 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 Recro
About
Recro is a developer-focused platform that was founded with the aim of seamlessly matching individual expertise with the right opportunities.
We empower talented developers by providing them with relevant experience at fast-growing startups based on technical competencies and aspirations. These opportunities have a significant impact on their career success and help them become their best self.
On the other hand, startups get instant access to top-quality developers with guaranteed productivity from the very beginning. We help them to scale up/down based on their needs, thus ensuring an efficient and high-yielding workforce.
Developers solve real-time complex problems and get exposure to the uplifting and challenging work culture at start-ups like Flipkart, Dunzo, Swiggy, and Zivame among many others. At Recro, we ensure continuous support from our strong community to accelerate careers for developers and strive to create optimal business outcomes for high-growth startups.
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Experience: 5 TO 8
Location: MUMBAI
Wissen Technology is now hiring for a Java Developer - MUMBAI 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 8 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 Us:
At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.
Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality.
We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more.
Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results.
Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.
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.
.
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.
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.
🔹 Mandatory Skills & Experience:
- Minimum 2–4 years of experience in software development.
- Strong proficiency in Flutter framework for cross-platform mobile app development (Android & iOS).
- Solid experience in PHP (Laravel / CodeIgniter preferred) for backend development.
- Proficient in creating and integrating RESTful APIs.
- Strong understanding of MySQL / PostgreSQL databases.
- Experience with version control tools (Git, GitHub, GitLab).
- Excellent debugging, analytical, and problem-solving skills.
- Ability to work collaboratively in a team environment with strong communication skills.
If interested kindly share your resume at 82008 31681
Responsibilities
Solve complex performance problems and architectural challenges
Build reusable code and libraries for future use
Build efficient, testable, and reusable Node JS modules
End-to-end ownership of modules, including designing, development, validation, deployment
Specifications:
Understanding the fully synchronous behavior of NODE JS.
Familiarity with One OOPS language
Familiarity with Workers/child processes & performance tuning
Experience with SQL/NoSQL databases and their declarative query languages (MySQL, and Mongo dB)
Strong knowledge of the common NODE JS or web server exploits and their solutions
Experience -
2-6 Year Qualifications Desired Skills NodeJS, HTML, CSS, Angular/React, JavaScript, Web Application Development, SQL/NoSQL
What if, you had a chance to build something iconic?
Presenting Bharat's first of its kind vernacular instant messaging app that is smart & secure - Buzz is an AI & machine learning powered - content-driven instant messaging app tailored to make user secure with more focus on privacy. At Buzz, we are on a mission - to help users be in control of the degree of their digital exposure, with a goal to create a space as India's first smart instant messaging platform among dominating foreign players.
And this is just the beginning :
With our eyes set on the future, we are looking for an exceptional iOS Developer with must have excellent experience in Socket.IO, to help us realise, build and scale our offering, who possesses a passion for technologies to the limits and will work with our team of talented engineers to design and build the next generation of our application.
iOS Beta already launched.
What you'll get :
Compensation in terms of EQUITY ONLY, salary only once we raise funds. This is more of a hands-on role especially in the initial stages of the company. Part-time would also temporarily work.
We are looking at passionate people with entrepreneurial spark and a hustler.
People who are deeply passionate of solving user problems in social networking space and vision of making an Indian product to be used by billions worldwide must only apply.
- A unique opportunity, unlike anything you have experienced before.
- Flexible timings & work from home
- A friend for life.
What matters to us : 1) Attitude > 2) Skill > 3) Experience > 4) College
Who are we looking for?
Key Responsibilities :
- Driving innovations in the product constantly to remain ahead of the curve.
- Serve as a thought leader and mentor on technical, architectural, design and related issues.
- Proactively identify architectural weaknesses and recommend appropriate solutions.
- Balance short-term versus long-term actions, strategic versus tactical requirements, while continuing to move forward towards the strategic vision.
- Provide functional, design, and code reviews in related areas of expertise with-in team and cross-team.
- Excellent technical issue diagnosis and problem-solving skills
Excellent knowledge of :
1) Node.js
2) Express.js
3) MongoDB
4) Restful APIs
5) Socket.IO
Skills required :
- MS or BS/B.Tech in computer science or equivalent experience from top college.
- Must have experience in working in an Instant messaging service provider.
- Experience working with remote data via REST and JSON
- Experience with offline storage, threading, and performance tuning
- Familiarity with cloud message APIs and push notifications
- Experience with third-party libraries and APIs
- Proficient understanding of code versioning tools, such as Git
- Excellent data structure & algorithm and problem-solving skills.
- Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server-side development.
- Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github.
- Superior organization, communication, interpersonal and leadership skills.
- Must be a proven performer and team player that enjoy challenging assignments in a high-energy, fast-growing and start-up workplace.
- Must be a self-starter who can work well with minimal guidance and in fluid environment.
EmptyCup is an interior design platform. Our goal is to make good interior design accessible.
To know more about our vision, checkout this https://drive.google.com/file/d/1_PBkSaHLep-QsZzRWdKMI3amc-KFe99z/view">intro presentation.
You can also checkout our https://emptycup.in/">website here to know more about the product offering.
Senior Backend Engineer (Platform) Full Time Bangalore (Potentially Remote)
What you’ll be doing:
- Design and develop core systems that will be power teams to build services and apps
- Ensure and constantly improve reliability, scalability, security and performance of core apis and infrastructure
- Be proactive in technical decision making and a sound influence in technical discussions
- Work with the product teams to help shape product direction by communicating limitations and possibilities
- Adopt and advocate best practices and guidelines in architecture, code conventions, development practice
Who we are looking for:
- 5+ years of experience building web services in Python/Go/Java, preferably in Python with excellent debugging and analytical skills
- Strong understanding of software engineering principles, computer science fundamentals - data structures, algorithms and operating systems
- Proven experience in building, deploying and maintaining highly scalable RESTful web services
- Excellent written and oral communication ability in both technical and non tech. aspects
- Good understanding of benchmarking and performance monitoring - concurrency, multi-threading, logging, database optimisations
- Decent knowledge of CI/CD pipelines and familiarity with shipping code quickly and reliably.
What we offer:
- Ownership of the platform core with a clear roadmap.
- A small cool meritocratic team that's driven by passion.
- An inspiring culture that balances creative exploration & heads down execution.
- Cash compensation upto 20L and negotiable stock in a gold mine.

We are seeking Sr. Software Engineers with hands-on C++/C# programming and unit testing skills. This person will be responsible to design, develop, troubleshoot and debug software programs for laboratory medical device new product development. The incumbent practices code quality, refactoring and unit testing.
Responsibilities
- Prototype, design, implement, unit test and maintain Windows based software applications
- Participate in cross-functional project teams to develop medical device software
- Work with multi-discipline teams on new production introduction project while adhering to software development and source control processes
- Document software, write technical specifications for interfaces and testing
Qualifications
- Bachelor’s degree in Software Engineering, Computer Science or related field with no less than 6+ years of experience
- Experience designing and developing C++/C# based solutions and experience with any user interface development (UWP / WPF)
- Expert in Unit Testing, OOA/OOD development methodologies and design principles
- Experience in Agile development processes and philosophies
- History of timely delivery while ensuring a quality focus
- Ability to work well with people and be both highly motivated and motivating
- Ability to work in a fast-paced, and often ambiguous environment where continuous improvement is a way of life
- Ability to work independently and proactively with minimal direction.
Nice to Have
- Experience in medical device design & development is a plus
- Experience in IVD instrumentation, such as clinical chemistry, immunoassay, hematology, urinalysis, molecular, microbiology or flow cytometry systems is a plus
- Understanding of software development processes for a regulated environment (ISO9000/FDA) is a plus
- Experience in software code and build management is a plus
DemandMatrix Inc. is a data company that provides Go To Market, Operations and Data Science teams with high quality company level data and intelligence. DemandMatrix uses advanced data science methodologies to process millions of unstructured data points that produce reliable and accurate technology intelligence, organizational intent and B2B spend data. Our product solves challenging problems for our clients such as Microsoft, DocuSign, Leadspace and many more.
Job Description
We use machine learning and narrow-AI to find companies and the products they are using. This is done by researching millions of publicly available sources and over a billion documents per month. We are looking for Tech Lead who loves tech challenges and is a problem solver. This will give you an opportunity to brainstorm ideas and implement solutions from scratch.
What will you do?
Will be part of the team responsible for our product roadmap.
You will be involved in rapid prototyping and quick roll-outs of ideas, in fast-paced environments working alongside some of the most talented and smartest people in the industry.
Lead a team and deliver the best output in an agile environment.
Communicate effectively, both orally and in writing with a globally distributed team.
Who Are You?
Designed and built multiple web services and data pipelines with a large volume.
Genuinely excited about technology and worked on projects from scratch.
A highly-motivated individual who thrives in an environment where problems are open-ended.
Must have
- 7+ years of hands-on experience in Software Development with a focus on microservices and data pipelines.
- Minimum 3 years of experience to build services and pipelines using Python.
- Minimum 1 year of experience with a large volume of data using MongoDB.
- Minimum 1 year of hands-on experience with big data pipelines and data warehouse.
- Experience with designing, building & deploying scalable & high available systems with AWS or GCP.
- Experience with Java
- Experience with Docker / Kubernetes
- Exposure to React.js for front-end development
Additional Information
- Flexible Working hours
- Entire Work From Home
- Birthday Leave
- Remote Work
Experience with Node.js (Loopback / Express)
Understanding design principles behind a scalable application
Implementing automated testing platforms and unit tests
Basic understanding of web markup, including HTML5 and CSS3
Write, debug, and deploy code to production
Strong experience with object-oriented programing
Strong fundamentals in Data Structures and Algorithms.
Responsible for analysis of current tasks, analyze, design and develop the code
We are sensitive for timely delivery of different sprint development milestones.
Proficient knowledge of cross-browser compatibility issues and ways to work around such issues.
Proficient understanding of code versioning tools, such as Git, Mercurial, or SVN.













