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Smart Contracts Jobs in Kolkata

11+ Smart Contracts Jobs in Kolkata | Smart Contracts Job openings in Kolkata

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Rejolut

at Rejolut

1 video
2 recruiters
Sharyu Waghmare
Posted by Sharyu Waghmare
Remote, Navi Mumbai, Mumbai, NCR (Delhi | Gurgaon | Noida), Hyderabad, Chennai, Lucknow, Indore, Kolkata
0 - 7 yrs
₹3L - ₹15L / yr
Blockchain
Ethereum
Hyperledger
Smart Contracts
DAPP (Decentralized Applications)
+4 more

Rejolut is one of the award winning fastest growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.

The ideal candidate will be responsible for developing highly scalable and secure code.

Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library/networks at God Speed
-Able to come with optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open source code

-Research, design, develop, and test blockchain technologies
-Brainstorm and help evaluate applications for new tools and technologies as they continually evolve
-Maintain and extend current client- and server-side applications responsible for integration and business logic


Desired Candidate Profile:-

  • Setting up and configuring Full node clients for various Blockchains.
  • In Depth understanding of atleast two blockchain network like Ethereum, Hedera Hashgraph, Tezos, Hyperledger, BlockApps, Algorand, Corda etc
  • Working closely with DevOps to make blockchain infrastructure robust and scalable.
  • Designing and writing well-structured APIs in Node.js to connect to Blockchain infrastructure.
  • Develop and manage various applications to integrate Blockchain infrastructure into the main product.
  • Staying up to date with new developments and news in integrated chains, like forks, main net launches, migration.
  • Documenting architecture and guidelines.
  • Always being on the lookout to enhance technology, by finding and making new tools, utilities, and libraries.
  • Managing and enhancing a cutting edge tech stack, comprising of Node.js, ES2016/17 (Javascript), AWS, MongoDB, SQL
  • Cross-team contribution whenever required.
  • Familiarity with basic cryptography
  • Familiarity with P2P networks



Culture

- Fast-paced, intellectually stimulating, steep learning, and growth

- Close-knit, hardworking, supportive colleagues

- Challenging work

- Flat organization with no hierarchy

- If you like problem solving, and love latest technology, there are very few better places



How we are different 
 -We are young and dynamic team who are obsessed with solving business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology

 Why to join us
 -We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry

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Global Digital Transformation Solutions Provider

Global Digital Transformation Solutions Provider

Agency job
via Peak Hire Solutions by Dhara Thakkar
Bengaluru (Bangalore), Hyderabad, Noida, Mumbai, Navi Mumbai, Ahmedabad, Chennai, Coimbatore, Gurugram, Kochi (Cochin), Kolkata, Calcutta, Pune, Thiruvananthapuram, Trivandrum
7 - 15 yrs
₹15L - ₹30L / yr
skill iconAmazon Web Services (AWS)
skill iconPython
Data Lake

SENIOR DATA ENGINEER:

ROLE SUMMARY:

Own the design and delivery of petabyte-scale data platforms and pipelines across AWS and modern Lakehouse stacks. You’ll architect, code, test, optimize, and operate ingestion, transformation, storage, and serving layers. This role requires autonomy, strong engineering judgment, and partnership with project managers, infrastructure teams, testers, and customer architects to land secure, cost-efficient, and high-performing solutions.



RESPONSIBILITIES:

  • Architecture and design: Create HLD/LLD/SAD, source–target mappings, data contracts, and optimal designs aligned to requirements.
  • Pipeline development: Build and test robust ETL/ELT for batch, micro-batch, and streaming across RDBMS, flat files, APIs, and event sources.
  • Performance and cost tuning: Profile and optimize jobs, right-size infrastructure, and model license/compute/storage costs.
  • Data modeling and storage: Design schemas and SCD strategies; manage relational, NoSQL, data lakes, Delta Lakes, and Lakehouse tables.
  • DevOps and release: Establish coding standards, templates, CI/CD, configuration management, and monitored release processes.
  • Quality and reliability: Define DQ rules and lineage; implement SLA tracking, failure detection, RCA, and proactive defect mitigation.
  • Security and governance: Enforce IAM best practices, retention, audit/compliance; implement PII detection and masking.
  • Orchestration: Schedule and govern pipelines with Airflow and serverless event-driven patterns.
  • Stakeholder collaboration: Clarify requirements, present design options, conduct demos, and finalize architectures with customer teams.
  • Leadership: Mentor engineers, set FAST goals, drive upskilling and certifications, and support module delivery and sprint planning.



REQUIRED QUALIFICATIONS:

  • Experience: 15+ years designing distributed systems at petabyte scale; 10+ years building data lakes and multi-source ingestion.
  •  Cloud (AWS): IAM, VPC, EC2, EKS/ECS, S3, RDS, DMS, Lambda, CloudWatch, CloudFormation, CloudTrail.
  • Programming: Python (preferred), PySpark, SQL for analytics, window functions, and performance tuning.
  • ETL tools: AWS Glue, Informatica, Databricks, GCP DataProc; orchestration with Airflow.
  • Lakehouse/warehousing: Snowflake, BigQuery, Delta Lake/Lakehouse; schema design, partitioning, clustering, performance optimization.
  • DevOps/IaC: Terraform with 15+ years of practice; CI/CD (GitHub Actions, Jenkins) with 10+ years; config governance and release management.
  • Serverless and events: Design event-driven distributed systems on AWS.
  • NoSQL: 2–3 years with DocumentDB including data modeling and performance considerations.
  • AI services: AWS Entity Resolution, AWS Comprehend; run custom LLMs on Amazon SageMaker; use LLMs for PII classification.



NICE-TO-HAVE QUALIFICATIONS:

  • Data governance automation: 10+ years defining audit, compliance, retention standards and automating governance workflows.
  • Table and file formats: Apache Parquet; Apache Iceberg as analytical table format.
  • Advanced LLM workflows: RAG and agentic patterns over proprietary data; re-ranking with index/vector store results.
  • Multi-cloud exposure: Azure ADF/ADLS, GCP Dataflow/DataProc; FinOps practices for cross-cloud cost control.



OUTCOMES AND MEASURES:

  • Engineering excellence: Adherence to processes, standards, and SLAs; reduced defects and non-compliance; fewer recurring issues.
  • Efficiency: Faster run times and lower resource consumption with documented cost models and performance baselines.
  • Operational reliability: Faster detection, response, and resolution of failures; quick turnaround on production bugs; strong release success.
  • Data quality and security: High DQ pass rates, robust lineage, minimal security incidents, and audit readiness.
  • Team and customer impact: On-time milestones, clear communication, effective demos, improved satisfaction, and completed certifications/training.



LOCATION AND SCHEDULE:

●      Location: Outside US (OUS).

●      Schedule: Minimum 6 hours of overlap with US time zones.

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Ezyschooling
Meghna Sharma
Posted by Meghna Sharma
Kolkata, west bengal, Bengaluru (Bangalore)
1 - 4 yrs
₹3L - ₹5L / yr
Field Sales
B2B Marketing
Sales
Presentation Skills

Key Factors:

  1. Proven experience in sales and business development, preferably within the education sector, specifically in selling admission management solutions to CBSE, ICSE, IGCSE, IB, and boarding schools.
  2. Strong understanding of the admission processes and challenges faced by educational institutions.
  3. Excellent communication and presentation skills, with the ability to effectively engage with school stakeholders at all levels.
  4. The proactive and results-driven mindset with a track record of meeting or exceeding sales targets.
  5. Ability to build and nurture long-term relationships with customers.
  6. Strong negotiation and closing skills, with attention to detail in contract and agreement management.
  7. Exceptional organizational and time management skills, with the ability to prioritize tasks effectively.
  8. Willingness to travel within the assigned territory as required.
  9. Bachelor's or Master’s degree in business, marketing, education, or a related field is preferred.


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NATIONAL GIANTS AND GLOBAL MNCs

NATIONAL GIANTS AND GLOBAL MNCs

Agency job
via APS by TANISHQ RAJ
Remote, Kolkata, Patna, WESTBENGAL, Bihariganj, ASSAM
0 - 4 yrs
₹1.5L - ₹3.5L / yr
Effective communication
Sales
Promotions

As a Medical Representative, you will be responsible for promoting and selling pharmaceutical products to healthcare professionals, including doctors, pharmacists, and other medical staff. Your goal is to build strong relationships with these professionals, provide them with the necessary information about products, and help them make informed decisions for the benefit of their patients.

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Well funded construction tech start-up

Well funded construction tech start-up

Agency job
via Merito by Merito Talent
Kolkata
4 - 10 yrs
₹10L - ₹40L / yr
skill iconNodeJS (Node.js)
skill iconReact.js
skill iconAngular (2+)
skill iconAngularJS (1.x)
skill iconMongoDB
+3 more

Job Description

MERN Full stack e-commerce developer is responsible for writing reusable, testable, and efficient code 
Design and implementation of low-latency, high-availability, and performant applications 
Implementation of security and data protection 
Understanding of performance testing and optimization techniques 


Requirements

MERN stack developer should have the ability to translate Wireframes and PSD Designs into functional web apps.
Binding of UI elements to JavaScript object models
Creating RESTful services with Node.js
MERN stack developer must have proven experience in front & back-end development
Work in a cross-functional team to deliver a complete user experience
Reactjs Nodejs developer must know MongoDB, Express, Node.js, & React.
Create Unit and Integration tests to ensure the quality of code
Be responsive to change requests and feature requests
Write code that is cross-platform and cross-device compatible
MERN fullstack developer must have the ability to wear many hats and learn new technologies quickly
For MERN stack developer job, candidate must have good Knowledge of Node Debugging
Understanding & proficiency in REST APIs.
MERN stack developer should know Git Repository and Jira.
Integration of data storage solutions [RDBMS, NoSQL DB]
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magicmind technologies
Mousumi Dutta
Posted by Mousumi Dutta
Kolkata
7 - 12 yrs
₹10L - ₹18L / yr
skill iconJava
J2EE
skill iconSpring Boot
Hibernate (Java)
Microservices

We are looking for an experienced Lead Java Developer to join our team and take a leadership role in driving the design, development, and delivery of highquality software solutions. A Senior Java Lead Developer will be responsible for leading a team of developers, providing technical guidance, and ensuring the successful execution of projects. Should have a strong background in Java development, excellent leadership skills, and a track record of delivering complex software projects on time. System Architect: Should have Architect the system before for a large scale solution Understanding of various java design pattern and use the pattern which is more appropriate Understanding of various micro-service design pattern and use the pattern which is more appropriate Has worked on DDD with CQRS Has designed solution for multi tenant application. Technical skills: Used latest version of java and good understanding of it Skilled in spring boot, spring MVC Basic Skill: 10+ years of experience in development. Good communication skills in English. Testing: Skilled in using Junit Security: Good understanding of application security Understanding of DDOS and best practice for that Good understanding of rate limiting API Good understanding about spring security or any thing better Database: Great understanding of MySQL Experience in extensively using hibernate Debugging: Understanding about Logging Skilled in debugging production issue

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Reputed MNC client of people first consultant

Reputed MNC client of people first consultant

Agency job
Chennai, Coimbatore, Bengaluru (Bangalore), Pune, Mumbai, Delhi, Gurugram, Noida, Ghaziabad, Faridabad, Kochi (Cochin), Kolkata
6 - 9 yrs
₹6L - ₹10L / yr
Data Warehouse (DWH)
Informatica
ETL
skill iconAmazon Web Services (AWS)
SQL
+1 more
Designation: Informatica cloud(IICS)
Experience:
6-9 Years
Location:
Pan India
Job Description

 
Must have: Work experience in Informatica Intelligent Cloud Services and SQL, Data analyst.
 
Roles and responsibilities
 
Tracking/management of all software assets to include internal license assessments
Participate in software vendor contract/license negotiations and the development of software licenses and associated maintenance contracts.
Knowledge in SW license procurement & hands on experience in Ariba tool.
Prepare and assist in the performance of periodic compliance report
Provide support to end users regarding specific vendor product use rights
Assist in the establishment of internal and controls related to software asset management, governance and compliance
Exposure in Oracle, MS, IBM, Adobe and other enterprise licensing.
Handled Cloud – AWS, Amazon, GCP & Billing
Participated in license compliance audit.
Tracking/management of software license governance and compliance in accordance with enterprise policy, process, procedures and controls by internal staff and external service providers
Required :
             Working knowledge in Remedy, Service Now or any IT Asset tool platform
             IT Asset Management and Discovery Tools experience
             Experience interpreting licensing terms and conditions
             Conception knowledge of Information Technology
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Agency job
via Career comfort by garima jain
Kolkata
1 - 5 yrs
₹2L - ₹4.5L / yr
English Proficiency
Communication Skills
Sales
Telesales
Tele-Sales Executive
(Candidates based in Kolkata/Howrah can only apply)

• Candidates with min 1 year of Tele-Sales experience can only apply
• Age - Upto 30 years
• Salary - upto 17K (depending on experience & last salary)
• Incentive - Available
• Work from office
• Location : Shibpur(Howrah)
• Office Days - Mon to Sat
• Office Timings - 10:30 am to 6.30 pm

Desired Profile
• Flawless & excellent english communication required with hands on experience in Instagram
• Female Preferred
• B2C Tele-Sales experience of 1+ years required
• Person should have end to end Sales experience over phone
• Should be Confident and Street Smart and Sales pro
• Must have go getter attitude
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B2B Saas in supply chain automation

B2B Saas in supply chain automation

Agency job
via Unnati by shishira srinivasan
Bengaluru (Bangalore), Chennai, Kolkata
2 - 5 yrs
₹3L - ₹6L / yr
Business Development
Sales
sales closing
negotiation
client acquisition

This Noida based startup is disrupting the F&B industry by helping eateries increase their profit margin and saving time on labour.

 

 

Our client is a software-as-a-service(SaaS) startup that connects restaurants and suppliers by digitising the procurement process. It enables eateries to understand purchasing trends, auto-create purchase orders, anticipate stock out dates, set low-stock alerts, among others. The team also provides training to restaurant members on effectively using the solution. Founded by IIT Kanpur graduates, this new age venture already has more than 1,500 outlets registered on its platform and has helped restaurants reduce their operational costs by 8-10%. It also generates monthly transactions worth $1.3 million.


As a Business Development Manager, you will be responsible for identifying the leads, pitching products and services and maintaining a good relationship with clients.

What you will do:

  • Acquiring new clients by pitching the company’s products/services via phone calls as well as in-person meeting.
  • Demonstrating and presenting the company’s product (SAAS) to the clients.
  • Following up on the generated leads to convert them into potential business for the company.
  • Updating and maintaining data on a real-time basis for sales pipeline on CRM.
  • Building and maintaining professional relationship with new potential clients and existing clients.
  • Frequent travelling (local & outstation) to meet customers, go-to-market plans
  • Tracking competition and building strategies to keep competitive edge.

 


Candidate Profile:

What you need to have:

  • 2-5 years of B2B SAAS sales experience
  • Proven ability to achieve targets
  • Strong in building rapport with customers
  • Excellent communication and negotiation skills
  • Open for Frequent travelling (local & outstation)    
  • Good expertise in regional language Kannada or Tamil or Bengali.    

 

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Met Technologies

at Met Technologies

1 video
1 recruiter
ipsita das
Posted by ipsita das
Kolkata
5 - 15 yrs
₹2L - ₹4L / yr
Tally
Taxation
Finance
Filing
Accounting
+2 more
Work From Office

1. Filing TDS Return/GST Return/Professional Tax payment

2. Filing of Income Tax return

3. Ensure books of accounts are complete and accurate on a regular basis.

4. Recording expense incurred after due approvals. Monthly balance reconciliation of the same.

5. Review & Reconciliation of Creditors, Bill verification, and payment processing

6. Having a sound knowledge on Tally Erp 9

9. Maintenance of BRS of the company.

Interested Candidates please Contact HR Ipsita

*Working- Monday-Friday (10AM-7PM)/(10:30AM-7:30PM)
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RCHobbytech solutions Pvt Ltd
Sarmistha Chakraborty
Posted by Sarmistha Chakraborty
Kolkata
1 - 2 yrs
₹2L - ₹3L / yr
Telesales
Business Development
Sales
Job brief; We are looking for an enthusiastic Telesales Representative to contribute in generating sales for our company. He/She will be responsible for closing sales deals over the phone and maintaining good customer relationships. An effective telesales representative must be an excellent communicator and have superior people skills. They must be comfortable presenting products or services over the phone as well as dealing with complaints and doubts. The goal is to help the company grow by bringing in customers and developing business. Responsibilities; • Contact potential or existing customers to inform them about a product or service using scripts • Answer questions about products or the company • Ask questions to understand customer requirements and close sales • Direct prospects to the field sales team when needed • Enter and update customer information in the database • Take and process orders in an accurate manner • Handle grievances to preserve the company’s reputation • Go the “extra mile” to meet sales quota and facilitate future sales • Keep records of calls and sales and note useful information Requirements; • Proven experience as telesales representative or other sales/customer service role • Proven track record of successfully meeting sales quota preferably over the phone • Good knowledge of relevant computer programs (e.g. CRM software) and telephone systems • Ability to learn about products and services and describe/explain them to prospects * Should also have good grasp of tender decoding and handling experience. • Excellent knowledge of English • Excellent communication and interpersonal skills • Cool-tempered and able to handle rejection • Outstanding negotiation skills with the ability to resolve issues and address complaints • High school diploma; BSc/BA will be a plus Minimum 2 Years Experience required and candidates residing near job location preferred. Salary : - Upto 20K
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