Senior Backend Engineer

Status
Europe
Full time
Remote
Compensation is not specified
Role
Backend Engineer
Description

Company Overview:

Join Seedify, a leading Blockchain Gaming Launchpad and Incubation Ecosystem driving innovation in gaming, blockchain, and Web3 industries. Our mission is to support project developers and innovators through funding, community building, and holistic support. We are dedicated to shaping the future of gaming and blockchain technology.

Key Responsibilities:

  • Lead backend services development and maintenance utilizing Node.js, TypeScript, and JavaScript, ensuring clean, efficient, and scalable code.

  • Design and manage RESTful APIs, integrate third-party APIs, and facilitate data exchange to support business processes.

  • Manage databases (SQL and NoSQL), covering design, development, optimization, data integrity, and security.

  • Monitor and enhance application performance including server-side logic, database interactions, blockchain interactions, and front-end integration.

  • Conduct code reviews ensuring adherence to coding standards, implement unit and integration tests, and uphold high-quality code practices.

  • Collaborate with frontend developers to integrate user-facing elements with server-side logic effectively.

  • Troubleshoot and debug applications, offering timely solutions to minimize downtime leveraging DevOps practices.

  • Implement security measures for data protection and authentication mechanisms.

  • Provide technical leadership and mentorship, fostering a collaborative team environment.

  • Stay updated on emerging technologies and industry trends to enhance existing systems with a focus on scalability and maintenance.

  • Maintain comprehensive documentation of developed systems to ensure accuracy and relevance.

Team Structure:

You will work within a versatile product development team comprising front end/back end/test engineers, UI/UX designers, product owners, and Web3 subject matter experts.

Company Culture:

Seedify operates globally with a fully remote setup and an agile work environment. We prioritize user-centric development and are committed to product enhancement.

Career Development Opportunities:

Exciting avenues for career growth and progression into roles with increased technical responsibility or management positions.

Location:

Role is 100% remote with flexible time zones, maintaining work hours between 9AM - 10PM UTC time.

Requirements:

  • 4+ years of experience as a Software Engineer or Senior Software Engineer.

  • Proficiency in back-end development, including TypeScript/JavaScript for back-end REST APIs, working with Express or NestJS, NoSQL and SQL databases, and REST API best practices.

  • Interest in the Web3 ecosystem, knowledge of wallets, transactions, IDOs, ICOs, DeFi, and omnichain.

  • Experience in a user-centric product development environment.

  • Ability to guide and mentor other developers fostering a culture of quality and continuous learning.

Desirable:

  • Thorough knowledge of the Web3 ecosystem and blockchain.

  • Experience in payment platforms/providers or similar high-risk environments.

  • Understanding of AWS infrastructure and infrastructure as code.

  • A degree in computer science or related field is advantageous.

Benefits:

  • 21 days of holidays/year + local bank holidays.

  • Sick leave entitlement.

  • Budget allocation for training/courses.

  • Budget for work equipment procurement such as laptops.

Salary:

Competitive remuneration of up to $7000 USDC per month with additional bonuses paid in SFUND token every 6 months.

Skills Required
Avatar
Seedify
Company size
Not specified
Location
Singapore
Description
Not specified
Status

More Full-time Jobs

Show more

Product Manager – Portfolio Companies

Full time
Remote
Product Manager – Portfolio Companies
Sirex Portfolio Companies 
Salary: $135,000 – $190,000 USD base + equity 
Location: Remote-first
About the role Own product strategy and roadmap for 1–2 portfolio projects (DeFi protocols, trading platforms or RWA infrastructure).
What you’ll do
Define vision, prioritize features and write specs
Work directly with smart-contract and frontend teams
Design user flows and drive product-market fit
Run user research and iterate fast
Requirements
4+ years Product Management experience
Previous Web3/DeFi product experience mandatory
Strong technical intuition
Apply → Send CV + 1 strongest product case
Payment in Crypto
11,250-15,833
Monthly
See details

Frontend Engineer – Web3 Products

Full time
Remote
Frontend Engineer – Web3 Products
Sirex Portfolio Companies 
Salary: $120,000 – $175,000 USD base + equity 
Location: Remote-first
About the role Build beautiful, high-performance frontends for DeFi, RWA and agent platforms (Next.js + Wagmi/Viem stack).
What you’ll do
Ship trading interfaces, dashboards and wallet flows
Optimize for mobile and lightning-fast UX
Integrate with smart contracts and oracles
Work directly with design and product teams
Requirements
3+ years Next.js / React + TypeScript
Strong experience with Wagmi, Viem, RainbowKit or similar
Web3 product intuition (wallets, transactions, gas UX)
Apply → Send CV + GitHub
Payment in Crypto
10,000-14,583
Monthly
See details

On-Chain Data Analyst

Full time
Remote
On-Chain Data Analyst
Sirex Fund + Portfolio 
Salary: $110,000 – $160,000 USD base + equity 
Location: Remote-first
About the role 
Turn raw blockchain data into actionable investment insights and portfolio monitoring tools.
What you’ll do
Build and maintain Dune dashboards + custom indexers
Track TVL, user activity, token flows and protocol health
Create weekly investment memos and anomaly alerts
Support due diligence with on-chain forensics
Requirements
Strong SQL + Python experience
Deep knowledge of The Graph, Dune, Flipside or custom subgraphs
Previous crypto research or trading background
Apply → Send CV + 1 example Dune dashboard
Payment in Crypto
9,167-13,333
Monthly
See details

Operations Associate / Chief of Staff

Full time
Remote
Operations Associate / Chief of Staff
Sirex Fund Salary: $95,000 – $135,000 USD base + carry Location: Remote-first
About the role Be the right-hand person to partners: run fund operations, portfolio support and internal processes.
What you’ll do
Manage deal flow, data rooms and investment memos
Coordinate portfolio reporting and founder updates
Handle legal, compliance and admin tasks
Support events, LP communication and hiring
Requirements
2–4 years in VC, startup ops or consulting
Extremely organized and fast-moving
Web3/native crypto understanding is mandatory
Apply → Send CV + short note “Why you’d be a great CoS”
Payment in Crypto
7,917-11,250
Monthly
See details

Community & Growth Lead

Full time
Remote
Community & Growth Lead
Sirex Portfolio Companies Salary: $110,000 – $155,000 USD base + equity + token package Location: Remote-first
About the role Own community strategy and growth for 2–3 portfolio projects (AI agents, RWA platforms, DeFi protocols).
What you’ll do
Build and scale Telegram, Discord, X and on-chain communities
Run engagement campaigns, AMAs, airdrops and incentive programs
Create content calendars and growth experiments
Track metrics and report directly to founders
Requirements
3+ years community/growth experience in Web3
Proven track record of growing communities from 0 to 10k+ active members
Strong writing and meme/game theory skills
Apply → Send CV
Payment in Crypto
9,167-12,917
Monthly
See details