
Qualifications:
- Bachelor's degree in Computer Science Engineering, or a related field (or equivalent experience).
- At least 7 years of experience in back-end development, specifically with Node.js.
- Strong understanding of JavaScript and TypeScript would be a plus.
- Experience with asynchronous programming and event-driven architecture.
- Familiarity with RESTful APIs and/or GraphQL.
- Proficient in working with databases (e.g., PostgreSQL).
- Knowledge of version control systems, particularly Git.
- Experience with cloud services (e.g., Azure Cloud) and containerization tools (e.g., Docker).
- Strong problem-solving skills and the ability to work independently as well as part of a team.
- Excellent communication and collaboration skills.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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Job Description
This is a remote position.
Requirements
- You need to be excited about the problem that we are trying to solve
- Should have excellent command over designing systems with a minimum experience of 4 years.
- Should have experience with various database flavors and writing complex queries. We work with Postgres, Redshift, ElasticSearch, TimescaleDB, and Redis.
- Additional knowledge in Golang will be an advantage
- Strong Data Structures and Algorithms knowledge
- Should have created APIs from scratch which is being used in Production
- Should be comfortable with creating systems handling up to 100k requests per minute, and have a mindset that understands scale
- Ability to give clarity and communicate well with the team, including Product, Backend and Dev-Ops (if and when needed)
- Ability to use profiling tools well, getting to root causes of bugs fast
- Ability to pick and work on adjacent technologies if and when required (Eg: If the best performance monitoring solution needs a basic firebase setup, that should not be a blocker for you to go ahead and do so)
- Knowledge of how to set up relevant test cases
- You need to be comfortable working in a remote environment (Good internet connection and availability on phone is required)
- App Development experience
- Experience in Test Driven Development
- Ability to tell Product what creates better User Experience, ability to tell frontend what API responses will help the user get a faster load time
- Inquisitiveness to understand the system as a whole, and not only be stuck to your domain of expertise (Eg: Figure out why excessive APIs calls are being made, brainstorm with Product and Frontend team to reduce the same without harming the UX )
- Experience in working on a Social Media Product
- Good knowledge of Graphs, and their applications
- Data-Driven Approach to monitoring
Benefits
- Work timings - You are the master of your time. However, with great freedom comes great responsibility. If you have committed something to the team, we expect that you will give it your best to make sure that commitment is done and is done on time.
- Leave policy - Take a leave whenever for whatever reason you want. You don't need to explain yourself to us
- Health insurance for you and your family
Oracle Apex Developer:
- No. of Position: 3
- Budget: 12 - 16 LPA all inclusive depending on experience bracket
- Work Location – For Mumbai candidate it will be Mahape - Navi Mumbai; candidates from Pan India who are not ready to relocate can permanently WFH.
- Joining Time – Immediate to 45 Days
- US Client – Long term logistics domain project
- Opportunity to work with a team of 20+ Apex experts on the latest Apex technologies in the market
- Onsite opportunity for tenured employees
Experience:
- 5-8 years’ experience in Oracle PL SQL & Oracle Apex; (Majority of Oracle Apex experienced required)
- Preferred Education: B. Tech / B. E - Any Specialization, Computers (OR) BCA (AND/OR) MCA
Core Competencies:
- Experience working on Oracle PL/SQL Programming and DB features
- Proficient in Oracle Apex components is a must
- Experience in Javascript, Jquery and CSS
- Knowledge of Page zero concept, shared components, Page rendering & processing, Interactive reports
- Exposure to DBA activities like Table space management, Export/Import etc.
- Experience in Unix Shell scripting
- Exposure to any reporting tool
- Good communication skills
- Ability to take responsibility and handle pressure
- Ability to think creatively and solve complex problems
- Self-motivated, fast learner with the ability to operate independently
- Team player with strong interpersonal skills and a willingness to help others
- Ability to thrive in a cross-functional team on business-critical projects
- Intrinsically cares about the quality of work
- Organized and focused on delivering tasks within defined deadlines
Specific Responsibilities:
- Would work in design, develop, enhance, test and maintain software applications
- Design and develop SQL scripts, stored procedures, packages, parameterized queries and objects using tools like Toad, SQL Developer, Pl/SQL developer
- Build and maintain Application database schema/objects and account for data migration/upgrades across versions
- Identify and automate routine maintenance tasks
- Optimizing DB queries, stored procedures, Data structures, Indexes and DB Normalization.
- Certify all queries written by software developers to ensure optimal execution of the queries
- Research, investigate and evaluate potential database solutions to business problems/requirements
- Write Test cases for developed queries/functions using PLSQL and Quest code tester.
- BS in CS or EE or equivalent
- Experience working on large scale systems in rapid growth environments
- Experience with public cloud offerings (AWS, GCP, Azure)
- Solid programming skills; preferred experience in Java, and/or Python
- Experience with modern web frameworks, advanced algorithms/data intelligence, public
- cloud platforms and streaming data pipelines
- Familiarity with containerization, microservices architecture, continuous integration, and delivery
- 5+ years’ experience preferred
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Designing customer-facing UI and back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
1) Looking for a Senior Python Developer who will be responsible to understand, decode and maintain a pre-coded web application (Platform).
2) Primary focus will be on resolving real-time bugs on the live platform, testing, maintaining it fully functional, and making it live.
3) Work with the team to define, design, and deliver new features.
4) Integration of user-facing elements developed by front-end developers with server-side logic.
5) Implementation of security and data protection.
6) Develop tools and applications by producing clean, efficient, reusable and testable code.
7) Should be able to participate in the requirements gathering and come up with efficient solutions.
8) Ensure platform is up-to-date with the latest technologies.
9) Should be a problem solver to contribute toward the success of the start-up.
10) Develop/Improve the core infrastructure and optimize the platform for high scalability.
11) Should be familiar with startup culture and be comfortable working with early-stage start-up.
Skills and Requirements: -
1) Expert in Python with complete knowledge of Python’s web framework ‘Django’ and related frameworks.
2) Good understanding of AWS and Azure platforms and able to make the platform optimize on the hosting, maintaining workload balancing on server.
3) Stronghold on Nginx, Redis and Celery.
4) A good experience in WebSocket to maintain In-Platform Chats.
5) Basic understanding of front-end technologies like Bootstrap, JavaScript,
JQuery, HTML5, CSS and AJAX while experience in Angular, Node JS, and React will be an added advantage.
6) Good hands-on experience in Creating REST APIs and API Integration with best coding practices.
7) Good knowledge of Relational and Non-Relational Databases.
8) Understanding of online payment gateways and integration knowledge.
9) Good understanding on Web Servers.
10) Experience working in an Agile development environment.
11) Data structure analysis and algorithm design, Solving complex performance problems and challenges.
12) Proficient understanding of code versioning tools like GIT and SVN.
13) Able to work with complex SQL queries and stored procedures.
14) Strong unit testing, integration testing and debugging skills.
About Climate Connect Digital
Our team is inspired to change the world by making energy more intelligent, greener, and affordable. Established in 2011 in London, UK, and now headquartered in Gurgaon, India. We have become a leading energy-AI software player from unassuming beginnings at the vanguard of accelerating the global energy transition.
In 2020 Renew Power, India's largest renewables developer, acquired Climate Connect. Following ReNew's listing on NASDAQ during summer 2021 Climate Connect has become the technology anchor of a new fully independent subsidiary - Climate Connect Digital. With backing from ReNew as the anchor investor to pursue an ambitious and visionary new strategy for rapid organic and inorganic growth.
Our mission has technology at its core and involves unlocking value through intelligent software, digitalisation, and horizontal integration' across the energy ecosystem. However, the application of computational power and machine learning to the energy sector has yet to be fully leveraged and can create massive value.
How do you fit in
Curious:You love learning about new tools and technologies
Exposure: You have plenty of experience in executing projects successfully. You
have a client-side exposure on project management
Team player: You have no problem working in a team setting. You can effectively
collaborate with people to reach a solution.
Problem solver: You are the person your peers turn to for solving problems.
Talented: You are an expert in database designing.
Honesty: You work diligently and honestly. You have strong moral principles.
Job Responsibilities
You will be working at the epicenter of energy transformation. You will be creating
data-driven software solutions for forecasting and scheduling data in the renewables power
market. Ultimately, through your contribution to the renewable energy revolution, you will be
doing your bit to mitigate the effects of climate change. These are a few things you can look
forward to working on:
Designing and implementing low-latency, high-availability, and performance
applications
Identifying and mitigating security-related threats to the application.
Using your expertise in database designing and application architecture planning for
Core & MVC projects
Debugging browser extensions & server tools
Solving complex technical issues
Ensuring quality projects are delivered within defined timelines
Designing new frameworks, debugging and modifying existing frameworks
Maintaining databases to ensure strong optimization and functionalities
Learning new technologies and how to design and implement Project Architectures
Job Requirements
PHP/Python
MVC Framework Laravel / Python Flask.
AJAX, HTML/HTML5 & CSS/CSS3 JavaScript and JavaScript frameworks(preferably jQuery)
Web services (SOAP, REST)
SQL and NoSQL scripting and databases like MYSQL and Mongo DB administration
Code versioning tools, such as Git
AngularJS / ReactJS
B. E / B. Tech / M. Tech / B. Sc in CS or IT
2-4 years of experience in the field
What's in it for you
We offer competitive salaries based on prevailing market rates. In addition to your introductory package, you can expect to receive the following benefits:
Flexible working hours and leave policy
Learning and development opportunities
Medical insurance/Term insurance, Gratuity benefits over and above the salaries
Access to industry and domain thought leaders.
At Climate Connect, you get a rare opportunity to join an established company at the
early stages of a significant and well-backed global growth push. We are building a remote-first organisation ingrained in the team ethos. We understand its importance for the success of any next-generation technology company. The team includes passionate and self-driven people with unconventional backgrounds, and we're seeking a similar spirit with the right potential.
|
Mandatory Skills |
Good to Have Skills |
|
JDK 1.8 + |
PLSQL |
|
Microservices |
Knowledge of SQL Performance Tuning |
|
Spring framework |
Experience with Cloud |
|
Spring Boot |
Knowledge of Cloud Foundry (Pivotal CF) |
|
Java Messaging Services (JMS) / Kafka / Rabbit MQ |
On-call support experience with PagerDuty, Service Now |
|
SOAP & REST APIs |
Knowledge of infrastructure monitoring tools like Nagios, New Relic |
|
SQL |
Knowledge of Splunk |
|
ORM technologies like Hibernate / IBatis / MyBatis |
Experience working with Lean and Extreme Programming (XP) |
|
Continuous integration tools like Jenkins/ Bamboo |
NoSQL databases such as MongoDB or any other NoSQL DB |
|
Code Quality tools/frameworks like Sonar / PMD |
Automated Integration Testing & Contract Testing |
|
Automated Testing. Unit Testing, |
|
|
Agile development methodologies |
|
Solid understanding of security and networking implementation and best practices.
Help guide and contribute to feature design and implementation to bring the product to the
next level.
Participate in continuous and iterative engineering cycles with emphasis on code quality,
supportability, scalability and performance.
Develop and review unit test cases to ensure comprehensive unit testing.Diagnose and fix product issues found internally or in the field.
Interface with Support to handle customer escalation issues.
Mentor junior members of the team in their assigned tasks and their technical skills
development.








