Wolken Software - Full Stack Java Developer / Lead - Spring /Hibernate
Skills required:
- Expertise in core java
- Strong skills in algorithms, data structures and object-oriented programming
- Strong skills in designing scalable web systems
- Experience in working on REST services and libraries like spring and hibernate
- Experience in writing complex queries and understanding of database concepts and configurations (MySQL)
- Understanding of design patterns.
- Experience in micro services architecture will be a plus.
Good to have:
- Experience in third party integrations.

About Wolken Software
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Position Overview
We are seeking a skilled Python Developer with expertise in LangGraph and LangChain to join our dynamic team at InfoSec Ventures, a leading technology company dedicated to pioneering advancements in cybersecurity and data protection. In this role, you will leverage your programming skills to develop powerful applications that enhance our product offerings and deliver exceptional value to our clients.
Key Responsibilities
- Design, develop, and maintain Python applications utilizing LangGraph and LangChain to improve data processing and analytics capabilities.
- Collaborate with cross-functional teams to gather requirements and deliver innovative solutions aligned with project goals.
- Optimize existing software and applications to enhance performance and scalability, ensuring robust functionality across various platforms.
- Implement best practices in coding and application development, including version control and unit testing, to ensure high-quality deliverables.
- Troubleshoot, debug, and resolve software defects and issues promptly.
- Stay up-to-date with the latest industry trends and technologies, particularly in Python development and language processing frameworks.
- Participate in code reviews and provide constructive feedback to foster a culture of continuous improvement within the development team.
- Document development processes, code changes, and project updates to support team collaboration and knowledge sharing.
Required Qualifications
- Bachelor’s degree in Computer Science, Software Engineering, or a related field.
- 3+ years of experience in Python development, with a strong focus on backend programming.
- Proven expertise in LangGraph and LangChain frameworks.
- Strong understanding of software development methodologies and tools, including Agile practices.
- Experience with database management systems (e.g., SQL, NoSQL) and data structures.
- Excellent problem-solving skills and ability to work independently as well as in a team environment.
- Effective communication skills to collaborate with technical and non-technical stakeholders.
Preferred Qualifications
- Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) and containerization technologies (e.g., Docker, Kubernetes).
- Experience in developing APIs and integrating third-party services.
- Knowledge of machine learning libraries and frameworks (e.g., TensorFlow, PyTorch) is a plus.
- Contributions to open source projects or involvement in the tech community is highly regarded.
What We Offer
- Competitive salary commensurate with experience.
- Opportunities for professional growth and development in the fast-evolving field of cybersecurity.
- A dynamic work environment that promotes innovation and creativity.
- Comprehensive benefits package, including health insurance, retirement plans, and paid time off.
- A vibrant company culture that values teamwork, diversity, and employee well-being.
- Join us at InfoSec Ventures and be part of a team that is shaping the future of technology and cybersecurity.


ABOUT UNRAVEL CARBON
Unravel Carbon enables companies to assess their carbon footprint by tracking their digital financial footprint with its proprietary carbon emission factor model; making it easy, fast and convenient to become climate positive.
We aim to accelerate the participation of all companies, big and small, in the global fight against climate change. And we want to do it the 21st century way—autonomous, painless, and beautiful.
Unravel Carbon consists of a team of software engineers, data scientists, founders and climate experts with a passion to solve the world’s most pressing issue—climate change. Collectively, our leadership team has launched and invested in multiple companies, and are now combining their experience and knowledge here at Unravel.
We are backed by some of the world’s best funds and investors and are part of Y Combinator’s W22 batch.
Unravel Carbon was founded in 2021 with headquarters in Singapore.
Unravel Carbon on LinkedIn: https://www.linkedin.com/company/unravelcarbon/
ABOUT THE ROLE
We are looking for early members of our India team. You will be part of the team that establishes our India product development team. We are looking for candidates who have high potential, are excited about tackling the climate change problem and are excited to grow in a high-growth environment while working with the Singapore HQ.
A junior/mid-level backend software engineer. Must be comfortable to work in a small development team and have the initiative to work alone on smaller problem sets. Must be passionate about climate-tech for a better future.
- Build backend server applications using Flask/DJango framework
- Collaborate with the data team to integrate data pipelines into our backend system.
- Collaborate with the front end team.
- Analyze processes and code to troubleshoot problems and identify areas of improvement.
- Participating in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
- Take lead on projects, as needed.
ABOUT YOU
- Willingness to learn, be a self-starter, and thrive in uncertainty; you would be one of the first few employees at an early stage startup, be prepared to venture into unknown territory, collaborate and learn
- Meticulous and detail-oriented
- Required skills:
- Python Backend Development Frameworks (Flask, Django). Backend development in other languages/frameworks can be considered too
- NoSQL databases (MongoDB)
- SQL databases (MySQL, Postgres, DuckDB)
- Running/managing Linux servers on Cloud services (AWS/GCS/Azure)
- Optional skills:
- Front End Web development (ReactJS)
- Python data science tools (Pandas, Numpy, Scipy)
- Python NLP tools
YOUR WORK STYLE
- An understanding of agile product development
- Self exploration and self learning of the latest technologies and applying them to solving the technical challenges our team face
- Self-starter (proactive and independent) with an ability to prioritize different assignments and tasks to meet deadlines
- Comfortable working in a collaborative environment
- Eager to think outside of the box and creatively problem-solve
YOUR PREFERRED BACKGROUND
A Bachelor’s Degree in Computer Science, IT, or related discipline AND 1+ years working experience in the IT industry.
WHAT WE OFFER YOU
We offer an exciting challenge for a purpose-driven person who thoroughly enjoys learning and takes up responsibilities in a multi-cultural, primarily virtual, and pioneering organization.
We nurture a culture that allows you to thrive, where your skills can be honed and your ideas will be heard, and where collaboration across teams and with global partners is the default.
We are hiring for a Lead DevOps Engineer in Cloud domain with hands on experience in Azure / GCP.
- Expertise in managing Cloud / VMWare resources and good exposure on Dockers/Kubernetes
- Working knowledge of operating systems( Unix, Linux, IBM AIX)
- Experience in installation, configuration and managing apache webserver, Tomcat/Jboss
- Good understanding of JVM, troubleshooting and performance tuning through thread dump and log analysis
-Strong expertise in Dev Ops tools:
- Deployment (Chef/Puppet/Ansible /Nebula/Nolio)
- SCM (TFS, GIT, ClearCase)
- Build tools (Ant,Maven, Make, Gradle)
- Artifact repositories (Nexes, JFrog ArtiFactory)
- CI tools (Jenkins, TeamCity),
- Experienced in scripting languages: Python, Ant, Bash and Shell
What will be required of you?
- Responsible for implementation and support of application/web server infrastructure for complex business applications
- Server configuration management, release management, deployments, automation & troubleshooting
- Set-up and configure Development, Staging, UAT and Production server environment for projects and install/configure all dependencies using the industry best practices
- Manage Code Repositories
- Manage, Document, Control and Innovate Development and Release procedure.
- Configure automated deployment on multiple environment
- Hands-on working experience of Azure or GCP.
- Knowledge Transfer the implementation to support team and until such time support any production issues

Job Description
Condé Nast has a huge global footprint across 32 countries worldwide with total monthly visitors reaching more than 550 million. We aim to inspire, inform and entertain our audiences through our portfolio of well known brands such as Vogue, Wired, Vanity Fair, Architectural Digest, GQ and many other leading brands.
Condé Nast has operations in America, Europe, South America and Asia.
The company is undertaking the biggest transformation in its history, driving towards expanding both its operations and its reach through diversifying the digital business models for our brands. Major areas of focus will include video and streaming platforms, increasing subscriptions and memberships, growing our events business, and ensuring we maintain a high level of standard on the products we are already proud of delivering to our customers. Migrating and consolidating to a more centralised set of technologies and capabilities that can be easily leveraged by any brand or product experience is also a top business priority.
Engineering is responsible for scaling, building, deploying websites that serve over 500 million users globally. The global engineering team includes Product Engineering, Platform Engineering and Core Engineering.
About Platform Engineering
Our mission is to build modern media platforms to serve our omni-channel experiences for our portfolio of global brands such as Vogue, Wired, Vanity Fair, and Glamour which currently reaches over 500 million monthly users. We need your help to create new capabilities, and strengthen our existing ones, so that our brands can reach wider audiences through engaging digital experiences.
Quality, performance, experimentation, and speed of delivery are all principles at the heart of what we do as a Platform Engineering group. We have strong capabilities in areas such as editorial tooling, content delivery, design systems, advertising and commerce that we will continue to improve and grow. Our vision is to additionally invest in areas such as video, subscriptions, membership, and next generation editorial tools.
Teams are encouraged to explore creative ideas to meet the Product vision, backed by rigorous techniques. That’s why we have been investing in baking in experimentation into our platforms through a/b and multivariate testing. Currently we run hundreds of experiments in production every day!
You will be working alongside international colleagues across US, London, and India. We strongly emphasise cross-functional working through partnering directly with Product, Data, Design, UX and Delivery.
The Role
We’re looking for a React.js and Node.js engineer, with strong js fundamentals to join our team. We ideally hire engineers who are comfortable across the full stack, but we know you'll have a preference about being on the front- or back-end. As long as you're happy to work on both sets of tasks and willing to learn – you should carry on reading!
Our Tech
● Languages and Frameworks, in the priority: Javascript, Node.js, React.js, (Good to have - Ruby, Rails)
● Data: SQL, MongoDB, GraphQL, Elasticsearch
● Deployment: Docker, AWS, Kubernetes
● Source Control: Git, GitHub
How we work
● We take an agile approach to software development and build our software incrementally and responsively to usage, learning as we go.
● Infrastructure as Code everywhere.
● Pairing. We like knowledge sharing and upskilling.
● Remote friendly. We work with engineers across time zones & locations.
● Teams are responsible for their own apps and are on-call for emergencies.
Role and responsibilities
● Working on our collection of Node and Rails apps.
● Working on our front-end web-based apps, using React and other frameworks.
● Shipping features and services to millions of customers, multiple times per day.
● Building scalable and robust software to handle User Generated Content.
● Collaboratively working with our amazing infrastructure team.
● Mentoring colleagues at every level, and a willingness to be mentored by them
● Supporting your Tech Lead and Engineering Manager in technical decision making, solution design, and estimations.
● Pairing with members of your team to identify the most optimal solution. Regularly conducting code reviews to ensure high standards of engineering quality in the code that we write.
● Working within a cross-functional team that includes designers, business and product leads, UX engineers, and others.
● Designing and monitoring metrics and logs. We use Kibana, ElasticSearch and Datadog extensively, but as long as you’re aware of how important observability is, we don’t mind what tools you may have used in the past.
● Taking part in our 24/7 “On Call” rota to troubleshoot any major operational issues out of hours. Teams are responsible for their own apps availability and reliability.
About you - Essential skills
● You have a BE / BTech or equivalent experience
● You’re a software engineer.
● Expert knowledge of JavaScript, Node.js, and browser technologies.
● Expert understanding of React.js or other comparable framework and JavaScript testing frameworks and test-driven development.
● Working understanding of Cloud Native architecture, containerisation, Docker, AWS, CI/CD, and DevOps culture.
● Practical experience in the use of leading engineering practices and principles.
● Practical experience of building robust solutions at large scale. We serve traffic in the many millions every month so our products need to scale seamlessly to meet our customer demands.
● Appreciation for functions of Product and Design, experience working in cross-functional teams.
● You’ll try to make the codebase nicer for the next person that visits it.
● You’re someone who’ll own every step of the development process; from refining tickets to shipping the code to production.
● You’ll do your best, and ask for help when it’s needed.
● You have an interest or desire to learn about every part of the stack; from the latest JavaScript standards, to GraphQL, to accessibility, and the infrastructure we deploy to.
● Someone who can communicate in a variety of media (through Slack and in person) effectively within their team, outside of their team, and with people in our product and design families, to even our users.
● Able to effectively communicate technical concepts to different audiences.
● Business proficiency in spoken and written English.
About you - Desirable skills
● Experience of working with international teams across multiple time-zones and a willingness to accommodate those time zones with flexible working hours (with an expectation that your team members will do the same for you)
● Mentoring and/or management experience
● Knowledge of and interest in continuous integration, testing strategies, design systems, software architecture, distributed computing, protocol design, data and analytics, user experience, accessibility, internationalisation, scalability and web performance.
● Experience and/or interest in working with digital advertising
● Experience and/or interest in working in publishing
● Experience and/or interest in working with Fashion
● Proficiency working with a variety of third party APIs and developer tools

Experience working on waterfall or Agile (Agile model preferred)Solid understanding of Python scripting and/or frameworks like Django, Flask Back up RRS.
Job Responsibilities:
1.Make 20 Calls each day to filter and qualify leads as per the program suitability
2.Conduct min of 18 zoom meetings/walk-ins each week for qualified and interested candidates
3.Conduct minimum of 10 assessments each week against the shortlisted and thereby interested for enrolment candidates alone
4.Facilitate the entry level assessment and result discussions with the concerned as instructed by the reporting head
5.Bring in 3 closures each week of meticulously either full sale value or of part payments
6.Exhibit effective client relations and bring in passive income by creating referral database
7.Conduct in person meetings with walk-ins client as assigned
8.Maintain up-to-date MIS reporting (call logs, sales summary sheet, target tracker & Selection list Superr’30). And adapt to any new addition to the list.
9.Ensure 20 closures of 100 qualified leads assigned in a month
10.Attend all weekly review meetings and come prepared with the sales review summary report
11.Liaison efficiently with back-end operations for hassle free client handling and ensure client is informed with no discrepancy of his best chances and impact of our services
12.Attend all training programs as and when requested by the reporting head
13.Facilitate new joiner training programs as instructed by the head.
14.Participate in marketing initiatives as and when required.



- Analyze and document requirements for enhancements to systems and / or business processes.
- Write clean, testable code using .NET programming languages
- Develop technical specifications and architecture
- Test and debug various .NET applications
- Review and refactor code
- Deploy fully functional applications
- Upgrade existing programs
- Document development and operational procedures
- Support junior developers’ work
Technical Competencies
- Strong understanding of object-oriented programming concepts, design patterns and SOLID principles
- Must have hands on experience with C#, ASP.NET, MVC, Windows Services, .NET Entity Framework, SQL Server/T-SQL, IIS and related technologies
- Expertise in REST APIs and WCF
- Strong knowledge of modern techniques such as Responsive Web Design, LINQ, Dependency Injection and Design Patterns
- Strong Skills and experience with web client technologies inclusive of HTML5, CSS3, JavaScript, AJAX, JSON and JQuery
- Knowledge of various industry standard development practices (Agile methodology, OOD, TDD, BDD)
- Proficient with tools to enable SDLC (TFS, Visual Studio, etc.)
Behavioural Competencies
- A go getter attitude with the ability & desire to work in a fast-paced challenging environment
- An innovator mind-set who strives to make things better
- Ability to work independently with the knowledge as well as capability to quickly grasp and make an immediate impact
- Good written & verbal communication skills

Python
SQL
HTML
Linux
AJAX/ JSSkills
Excellent Communication Skills
Have to be a quick learner
Complete project on time

