Backend Developer

Bidgely is seeking an outstanding and deeply technical Principal Engineer / Sr. Principal Engineer / Architect to lead the architecture and evolution of our next-generation data and platform infrastructure. This is a senior IC role for someone who loves solving complex problems at scale, thrives in high-ownership environments, and influences engineering direction across teams.

You will be instrumental in designing scalable and resilient platform components that can handle trillions of data points, integrate machine learning pipelines, and support advanced energy analytics. As we evolve our systems for the future of clean energy, you will play a critical role in shaping the platform that powers all Bidgely products.

Responsibilities

• Architect & Design: Lead the end-to-end architecture of core platform components – from ingestion pipelines to ML orchestration and serving layers. Architect for scale (200Bn+ daily data points), performance, and flexibility.
• Technical Leadership: Act as a thought leader and trusted advisor for engineering teams. Review designs, guide critical decisions, and set high standards for software engineering excellence.
• Platform Evolution: Define and evolve the platform’s vision, making key choices in data processing, storage, orchestration, and cloud-native patterns.
• Mentorship: Coach senior engineers and staff on architecture, engineering best practices, and system thinking. Foster a culture of engineering excellence and continuous improvement.
• Innovation & Research: Evaluate and experiment with emerging technologies (e.g., event-driven architectures, AI infrastructure, new cloud-native tools) to stay ahead of the curve.
• Cross-functional Collaboration: Partner with Engineering Managers, Product Managers, and Data Scientists to align platform capabilities with product needs.
• Non-functional Leadership: Ensure systems are secure, observable, resilient, performant, and cost-efficient. Drive excellence in areas like compliance, DevSecOps, and cloud cost optimization.
• GenAI Integration: Explore and drive adoption of Generative AI to enhance developer productivity, platform intelligence, and automation of repetitive engineering tasks.

Requirements:

• 8+ years of experience in backend/platform architecture roles, ideally with experience at scale.
• Deep expertise in distributed systems, data engineering stacks (Kafka, Spark, HDFS, NoSQL DBs like Cassandra/ElasticSearch), and cloud-native infrastructure (AWS, GCP, or Azure).
• Proven ability to architect high-throughput, low-latency systems with batch + real-time processing.
• Experience designing and implementing DAG-based data processing and orchestration systems.
• Proficient in Java (Spring Boot, REST), and comfortable with infrastructure-as-code and CI/CD practices.
• Strong understanding of non-functional areas: security, scalability, observability, and
• compliance.
• Exceptional problem-solving skills and a data-driven approach to decision-making.
• Excellent communication and collaboration skills with the ability to influence at all levels.
• Prior experience working in a SaaS environment is a strong plus.
• Experience with GenAI tools or frameworks (e.g., LLMs, embedding models, prompt engineering, RAG, Copilot-like integrations) to accelerate engineering workflows or enhance platform intelligence is highly desirable.

Treflo is looking for an Engineering Lead to join our Product Development team and work on the financial revolution triggered by the dawn of Cryptocurrencies and Smart contracts along with us. As Engineering Lead, you will be leading the Tech teams focused on Building Web 3 products along with the Product Team to ensure smooth execution of Specifications, provide engineering and product development inputs, oversee the company's technical team, analyze briefs, identify risks, and develop work schedules. You should be able to work with your team and inspire them to reach their goals. We see successful Leadership as always expanding their industry knowledge and ability to quickly identify problems, understand accountability, and trustworthiness, and be able to build lasting relationships with their teams.

Responsibilities

Determining project requirements and developing work schedules for the team. Delegating tasks and achieving daily, weekly, and monthly goals. Analyzing existing operations and scheduling training sessions and meetings to discuss improvements. Up to date with industry news and emerging best practices and technologies. Working closely in collaboration with the business, product, and design teams. Provide guidance on best implementation. Product Oriented Thinking - should come up with ideas to improve our product continuously and marshal resources at hand.

Requirements

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or related field. Minimum 4+ years of proven experience in deploying and maintaining Products. Minimum 1+ years of experience building and managing teams. Experience in Web3 stack with a clear understanding of concepts like decentralization, EVM, and cross-chains. Experience with Blockchain development - Smart Contracts, Solidity, Move, Haskell or WASM, etc. Expertise in frontend and backend tech stack - Node JS, Express, Typescript, Solidity, Smart Contracts, ReactJS, Android, Blockchains, Data structures, and Algorithms. Expertise in Databases like MongoDB & MySQL. Experience with solutions like Digital Ocean, Kubernetes, AWS, Docker, etc. Strong leadership, team building, hiring, and organizational abilities.

Desired Skills and Experience Blockchain,JavaScript,Node.js,React.js

We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developers are responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.

Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

• Degree in computer science.
• Strong organizational and project management skills.
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.
• Proficiency with server-side languages such as Python, Ruby, Java, PHP, and .Net.
• Familiarity with database technology such as MySQL, Oracle, and MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.
•  

We are looking for a Backend Developer who has hands-on experience in coding, building technology blocks, help answer choice of certain platform/tech over others, help the team visualise the product with the available resources and assets. 

What you’ll do:

• Design, develop, and test functionality for the latest app design.
• Support the entire application lifecycle (concept, design, test, release, and support).
• Collaborate with cross-functional teams to define, design, and develop new features.
• Take requirements and specs from design to development and be the first line of quality assurance.
• Understand user requirements—these apps have to meet real-world scenarios.
• Support the Supersub Mobile application in its entirety, including working on bug fixes and improving application performance, reliability and stability.
• Continuously discover, evaluate, and implement new technologies to maximise development efficiency.

What you bring:

• 3+ years of experience in building Java, Node JS applications. 
• Experience in Building Robust REST APIs Using MEAN or MERN Stack. 
• Good programming skills, with the ability to Perform UI testing, Debugging Taking the ownership of the complete lifecycle of a product. 
• Solid experience with Unit Testing. 
• In-depth understanding of the entire web development process (design, development, and deployment) 
• Experience with deploying the code in AWS or AZURE is a plus. 
• Ability to write clean code and document the same to develop functional APIs and Admin Panel. 

Proven work experience in building a product is a plus. And the candidate must have an Engineering CS background. 

Responsibilities:

• Responsible for developing Web Applications/ Rest Apis/ Automation Scripts.
• Design, Develop, Enhance and test Back End Web Modules using Nodejs, Nestjs Framework, Mongo DB.
• Research and explore existing solutions, competition to get a holistic understanding of the design and development.
• Communicate and collaborate effectively with various teams for effective outcomes.
• Meet deadlines in a high intensity work environment.
• Write Highly scalable and stable code.
• Pick up any project & amp; suggest a solution for completing it.
• Write production ready code with minimal bugs.
• Review other engineers' code and provide constructive feedback.
• Help grow the engineering team through involvement in the technology community (conferences, meetups, blog posts, open-source projects, etc) and referrals.
• Monitor changes in production & amp; rollback if necessary.
• Pair often and provide some guidance to more junior engineers.

Requirements:

• 2-6 years of working experience in backend technologies.
• Proficient in NodeJs, NestJs, Js.
• Understanding of Backend End Technologies.
• Proficient in RESTful APIs and API Communications.
• Understanding of Sql and NoSql Databases.
• Good grasp of Asynchronous Programming and its work arounds.
• Database schema Creation for business process.
• Working knowledge in user authentication and authorization.
• Implementing data protection Error Handling skills
• Good at analyzing and solving problems.
• Passionate to work in a start-up.
• Knowledge of firebase authentication and analytics.
• Knowledge of AWS deployment tools and strategy.
• Should be good with the Low Level and High Level Design.
• Understanding of Different Design Patterns.