Category: Blog

I’m in need of a mixed media book trailer that embodies a light and whimsical tone. The trailer should incorporate elements of abstract art tied to the themes of my book. Ideal Skills: – Proficiency in mixed media animation… (Budget: $30 – $250 USD, Jobs: 3D Animation, After Effects, Animation, Caricature & Cartoons, Illustration)

I’m looking for an experienced live streamer on Instagram or tiktok live to promote my dog and cat food. The main aim of the session is to increase brand awareness. Key Responsibilities: – Host an engaging… (Budget: $3 – $10 SGD, Jobs: Communications, Customer Service, Retail Sales, Sales, Sales Promotion)

I’m in need of a seasoned dubbing artist to provide top-notch voice-over dubbing for my YouTube videos in multiple languages, including Hindi, Arabic, Portuguese, Spanish, and Indonesian. This is a long-term opportunity for the right candidate… (Budget: $30 – $250 USD, Jobs: Audio Production, Audio Services, Commercials, Hindi Translator, Voice Talent)

I’m looking for an experienced Tableau analyst to help me understand my financial data. This project involves a deep analysis of my financial data to extract meaningful insights. Key Areas of Focus: -… (Budget: $50 – $60 USD, Jobs: Analytics, ETL, Excel, Tableau)

Scroll is a Layer 2 scaling solution for Ethereum, specifically focusing on zkRollups. Key aspects of Scroll are zkRollup technology, Scalability, Efficiency, Security, and Developer-friendly. Overall, Scroll plays a crucial role in addressing Ethereum’s scalability challenges and facilitating the growth of decentralized finance (DeFi) and other blockchain-based applications by providing a scalable and efficient Layer 2 solution.

At Scroll, we operate on the bleeding edge of a fast-moving frontier of zk technology, research and innovation. The Application Security Engineer will be responsible for improving the zkEVM-based zkRollup security, ensuring that Scroll is one of the safest Layer 2’s for projects and users. The role is ideal for an individual who thrives in a start-up environment, a self-starter that is dynamic and comfortable to take on responsibilities and can work effectively within a remote setup.

Responsibilities: 

• Establish and maintain security best practices, policies, and procedures across the organization
• Develop and implement the overall security strategy for Scroll’s infrastructure, including the node operations, cloud instances, onchain activities, and associated systems
• Oversee the bug bounty program, including final decision-making on bug severity and rewards
• Lead security incident response and coordinate with relevant teams during critical situations
• Lead security reviews of major protocol upgrades and new feature implementations, and coordinate the audit process with external security vendors and audit firms
• Work closely with engineering team to ensure security is built into the development lifecycle from the ground up
• Build and maintain relationships with external security researchers, auditors, and the broader security community
• Represent Scroll’s security initiatives in the broader blockchain community through speaking engagements and technical content

Requirements: 

• 5+ years of experience in blockchain security, with experience in a leadership role
• Knowledge of Solidity, EVM, Layer 2 scaling solutions, and blockchain
• Experienced in security standards, tools, key management, and cloud security
• Proven track record of building and leading security teams in a fast-paced environment
• Proven ability to communicate complex security concepts to both technical and non-technical stakeholders
• Excellent project management skills and ability to coordinate multiple security initiatives simultaneously

Nice to Haves:

• Contributions to major blockchain security tools or frameworks
• Experience securing other Layer 2 solutions or ZK systems
• Experience with zk proof systems and circuits (r1cs, plonkish, AIR, stark, etc.)
• Track record of publishing security research or contributing to blockchain security standards
• You have successfully participated in a bug bounty program, either as a manager or reporter.
• Previous experience working in the crypto or blockchain space, with a focus on protocol security.

What We Offer

• Mission-Driven, Collaborative, and Innovative Environment: Join a team united by a shared vision, working with like-minded individuals and cutting-edge technology to advance Ethereum and blockchain innovation.
• Comprehensive Compensation and Remote Flexibility: Benefit from a competitive salary package and generous discretionary benefits, while enjoying the remote work from anywhere with flexible hours. Additionally, receive support for your workspace with a home office setup allowance and monthly co-working membership stipend.
• Remote Hiring: For team members outside the US, UK, Canada, and Hong Kong, we engage under an independent consulting arrangement, offering the flexibility of payment (in Fiat, USDC, or etc).
• Private Healthcare Benefits: Private healthcare benefits through the Employer of Record (EoR) are only available in the US, UK, Canada, and Hong Kong.

Scroll is proud to be an equal opportunity workplace. We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. If you have a disability or special need, please let us know and we’ll do our best to accommodate.

I need a freelancer to modify a simple diagram for me. The current diagram is in an image file format (PNG, JPEG). Ideal skills for this project include: – Graphic Design – Image Editing – Diagram Modification… (Budget: $10 – $30 USD, Jobs: Graphic Design, Illustrator, Photoshop, Photoshop Design)

I’m facing a problem with my Squarespace site where I’m unable to edit any part of the header. This includes the logo, navigation menu, and header text. I have already tried troubleshooting by using a different browser but the issue persists… (Budget: $15 – $25 USD, Jobs: CSS, HTML, PHP, Squarespace, Website Design)

I’m looking for an experienced web scraper to extract contact information from True People Search. The specific information I need includes: – Names – Phone Numbers – Email Addresses – Physical Addresses – Phone Carriers There will be hundreds of millions of contacts… (Budget: $250 – $750 USD, Jobs: Data Entry, Data Mining, Excel, Web Scraping, Web Search)

I am looking for someone who can help me acquire over 100,000 mixed signatures (both verified and unverified) for my e-sign petitions. The primary aim of these petitions is to campaign for the return of a beloved radio host to our local station… (Budget: $10 – $30 AUD, Jobs: Facebook Marketing, Internet Marketing, SEO, Social Media Marketing, Twitter)

• You will be involved in the entire development cycle for frontend and backend topics
• You need to stay on top of new technologies and seek for possible improvements
• You will build new features and break them down from our product roadmap
• You will align back and forwards with team members and product owner
• You will come up with technical solutions for implementation and implement accordingly
• You will write technical requirements and implement them together with our team
• You are responsible for the code you write in line with our LimeSurvey coding guidelines
• Manage application maintenance and their environments
• Your code will be showcased to the rest of the world, since we’re open source

• You have worked on B2B, SaaS or Dev Tools
• You have solid programming skills and master PHP frameworks, Yii would be great but is always learnable
• You foster relationships with your team and have great communication skills + a getting things done mentality
• You understand technologies supporting the LimeSurvey ecosystem
• You are an active contributor to open source projects (or will be in the future ;-))
• You have a good sense of humour, and you stay calm in stressful situations
• You want to be part of a distributed down to earth team on a mission to create the world’s #1 open survey platform

• Yii-3 PHP Framework
• React JS
• Typescript
• Bootstrap 5
• Redis
• MySQL, MSSQL and Postgres