Location
Remote/Hybrid
Seniority
Senior · 4+ years exp
Employment
Full-Time
Overview
Company
Impact
Profile match
Sparkinity is a UK B2B wholesale marketplace connecting independent retailers with brands and suppliers, offering curated products, free samples, flexible payment terms, ordering, logistics and retail growth tools.
We are looking for a Senior Back-end Engineer with at least 4+ years of experience, ideally in a marketplace, to join our fast-growing, high-impact company. At Sparkinity, we are passionate about programming, have a love for technology, and possess an insatiable curiosity for new tools to solve real problems. We use code to deliver simple solutions to complex problems, and we are using it to create the future of wholesale and retail.
Responsibilities:
- Develop and Maintain eCommerce Platform: Deliver and enhance core customer-facing features of our website. Key targets include ensuring it is user-friendly, responsive, and capable of handling large volumes of transactions.
- Integrate Payment and Inventory Systems: Work on integrating secure payment gateways and real-time inventory management systems to streamline the ordering process for customers.
- Optimize Performance: Continuously monitor and optimize the performance of the website and backend systems to ensure fast load times and a smooth user experience.
- Collaborate with Cross-Functional Teams: Work closely with the product, design, and marketing teams to implement new features and improve the overall customer journey.
- Implement Security Best Practices: Ensure the eCommerce platform is secure by implementing best practices for data protection, encryption, and regular security audits.
- Mentor and Guide Junior Developers: Provide mentorship and guidance to junior developers, fostering a culture of learning and collaboration within the tech team.
General information about the position:
- The position will be full-time, remote, and working in India.
- Language requirement: Competent level of English.
Requirements:
- A bachelor's degree in computer science/software engineering or equivalent industry experience.
- 4+ Years of back-end development experience: Proven experience in JavaScript development, with a strong understanding of both front-end and back-end technologies.
- Proficiency in Modern Web Technologies: Expertise in JavaScript, HTML5 CSS3 and frameworks like Svelte, React, Angular, or Vue.js for front-end development. Solid experience with Node.js, Python, Go, or similar back-end languages.
- Experience with eCommerce Platforms: Hands-on experience in building or maintaining eCommerce platforms, ideally marketplaces, particularly in a wholesale or B2B environment.
- Database Management: Strong knowledge of database systems like MySQL, PostgreSQL, and MongoDB, including experience with data modeling, queries, and optimization.
- API Integration: Extensive experience in designing and integrating RESTful APIs, third-party services, and payment gateways.
- Version Control and CI/CD: Proficiency with Git and experience in continuous integration and continuous deployment (CI/CD) pipelines.
- Problem-Solving and Debugging: Strong problem-solving skills with the ability to troubleshoot and debug complex systems efficiently.
- Strong Communication Skills: Ability to communicate technical concepts effectively to both technical and non-technical stakeholders.
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
702,255 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Free forever. No card. Under a minute.
Your match
How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.
Recommended for you based on this role
Similar stack
Same company
In your city
≈ $32k – $63k per year (Estimated) • Remote • Bachelor's Degree • Moscow
JavaScript
Java
Node JS
Elixir
Databases
PostgreSQL
Redis
Apache Kafka
Frontend
React.js
DevOps
Kubernetes
Apply
Full Stack Developer
1 hour ago
In office • Bachelor's Degree • Bengaluru
JavaScript
TypeScript
SQL
C#
Databases
Redis
RabbitMQ
AI/ML
Prompt Engineering
AI Agents
Frontend
Angular
React.js
DevOps
GCP
AWS
Docker
AWS Lambda
Amazon S3
Management
Agile
Apply
Staff Engineer
1 hour ago
≈ $46k – $97k per year (Estimated) • In office • 8+ years exp • Bengaluru
Python
Go
Java
Java
Spring Boot
Apply
SQL-разработчик
1 hour ago
≈ $18k – $35k per year (Estimated) • In office • 2+ years exp • Bryansk
Python
Java
SQL
C#
Databases
MS SQL
Apply
2027 Software Engineer Intern - San Diego CA
1 hour ago
$42k – $78k per year • In office • Internship • Bachelor's Degree • San Diego
Python
Java
Rust
C++
MATLAB
DevOps
Jenkins
Linux
Cybersecurity
Wireshark
SonarQube
Management
Jira
Agile
Scrum
Apply
Principle Back End Engineer
6 days ago
Remote/Hybrid • 7+ years exp • Bachelor's Degree
Python
Go
JavaScript
TypeScript
C#
Node JS
C#
.NET
Databases
MySQL
PostgreSQL
Frontend
Vue.js
Svelte
Angular
React.js
DevOps
CI/CD
Git
Apply
This is one of many
702,255 more open roles from verified company boards, updated every day.

