Senior Smart Contracts & DeFi Engineer

1 Hour ago • 3 Years +

About the job

Job Description

As a DeFi expert in the Smart Contract team at Polygon Labs, you'll develop new staking mechanisms, tokens, and innovative uses of the unified LxLy bridge to address liquidity fragmentation in a multichain ecosystem connected through the AggLayer. You'll contribute to core Smart Contract development, working on Polygon native bridges, staking infrastructure, governance, and the AggLayer's zk-Bridge. Responsibilities include developing innovative DeFi initiatives for the Polygon ecosystem and new chains joining AggLayer, writing and testing smart contracts using Solidity and Foundry, contributing to strategic decisions, collaborating on feature and infrastructure development, focusing on scalability, security, and performance, and assisting with projects like PoS upgrades to zkPoS and new staking infrastructure development.
Must have:
  • Solidity and Smart Contract development (3+ years)
  • Robust, secure smart contract writing
  • Blockchain architecture, scalability, and security understanding
  • DeFi experience (lending, staking, yield farming)
  • Foundry for smart contract testing
  • Polygon Ecosystem experience
  • Strong problem-solving skills
Perks:
  • Remote-first global workforce
  • Industry-leading health insurance
  • Company matching 401k
  • Home Office Set Up Allowance
  • Annual Book Allowance Program
  • Monthly internet/phone reimbursement
  • Flexible Time Off
  • Wellness Friday day off
  • Company laptop
  • Egg freezing, mental health, and employee wellness benefits

About Polygon Labs

Polygon Labs is a software development company building and developing a network of aggregated blockchains via the AggLayer, secured by Ethereum. As public infrastructure, the AggLayer will bring together user bases and liquidity for any connected chain, and leverage Ethereum as a settlement layer. Polygon Labs has also contributed to the core development of several widely-adopted scaling protocols and tools for launching blockchains, including Polygon PoS, Polygon zkEVM, and Polygon Miden, which is in development as well as Polygon CDK.

Your Role

As a DeFi expert in our Smart Contract team, you will be helping us develop new staking mechanisms, tokens and novel ways of using our unified LxLy bridge to solve liquidity fragmentation in a multichain ecosystem connected through the AggLayer.

As part of the core team responsible for all Smart Contract development at Polygon Labs, you will also contribute to other projects including Polygon native bridges, Staking infrastructure, Governance, and AggLayer’s zk-Bridge, helping to develop innovative solutions and identifying what makes sense for Polygon to build.

This is an opportunity to be part of a forward thinking team developing groundbreaking projects that will have a huge impact on the Polygon Ecosystem.

Your Responsibilities

  • Work on new, innovative DeFi initiatives for the Polygon ecosystem and new chains joining AggLayer

  • Develop, write, and rigorously test Smart Contracts using Solidity and Foundry

  • Contribute to strategic decisions and identify products to build

  • Collaborate closely with the team on the development of new features and infrastructure

  • Focus on scalability, security, and performance.

  • Assist the Smart Contracts team with ongoing projects, including PoS upgrade to zkPoS and the development of new staking infrastructure.


What You'll Need

  • Extensive experience in Solidity and Smart Contract development (3+ years preferred)

  • Deep knowledge of Solidity and experience writing robust, secure smart contracts

  • Understanding of blockchain architecture, scalability and security

  • Strong experience in DeFi concepts such as lending, staking, yield farming, and decentralised protocols 

  • Experience using Foundry for smart contract testing and development

  • Experience working with Polygon Ecosystem

  • Strong problem-solving skills and a passion for innovation in the blockchain space

Polygon Labs Perks

The goal of the Polygon Labs total rewards program is to support the health and well-being of you and your family. Our comprehensive compensation plan includes the following benefits for our full time employees:

  • Remote first global workforce

  • Industry leading Medical, Dental and Vision health insurance*

  • Company matching 401k with 3% match*

  • $1,500 Home Office Set Up Allowance (life-time max)

  • $200 Annual Book Allowance Program

  • $75 Monthly internet or phone reimbursement

  • Flexible Time Off

  • 1 company wide wellness Friday day off per quarter

  • Company issued laptop

  • Egg freezing, mental health, and employee wellness benefits

*In certain countries medical, dental and vision is fully covered for employees & their dependents. This is country and plan specific.

*401k is for United States employees only

Polygon Labs is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Polygon Labs is committed to treating all people in a way that allows them to maintain their dignity and independence. We believe in integration and equal opportunity. Accommodations are available throughout the recruitment process and applicants with a disability may request to be accommodated throughout the recruitment process. We will work with all applicants to accommodate their individual accessibility needs.

If you think you have what it takes, but don't necessarily meet every single point on the job description, please still get in touch. We'd love to have a chat and see if you could be a great fit.

Learn More about Polygon Labs

Website |Twitter|Telegram |Reddit |Discord |Instagram |Facebook |LinkedIn

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About The Company

building aggregated blockchains

New York, New York, United States (Remote)

(Remote)

Central Sulawesi, Indonesia (Remote)

New York, New York, United States (Remote)

United States (Remote)

United States (Remote)

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