Senior Backend Engineer- Remote, Worldwide

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The easiest solutions to the hardest problems in blockchain.

Nethermind

Employee count: 51-200

PT and TH only

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We are looking for an experienced Senior Backend Engineer to design and build high-performance systems that power institutional-grade blockchain and DeFi applications.

Requirements

7+ years of software engineering experience
Strong programming skills in at least one of: Go, Python, Rust, C#, Java, or TypeScript/Node.js
Deep experience with databases, both relational and non-relational
Proven ability to design, scale, and maintain distributed systems
Solid understanding of API design, system observability, and performance optimization at scale
Working knowledge of containerization, CI/CD pipelines, and cloud environments (AWS, GCP, or Azure)
Background in large-scale financial or blockchain systems and organizations

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About the job

Apply before

Feb 02, 2026

Posted on

Dec 04, 2025

Job type

Full Time

Experience level

Senior

Location requirements

Portugal

Thailand

Hiring timezones

Portugal +/- 0 hours, and 1 other timezone

About Nethermind

Learn more about Nethermind and their company culture.

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The easiest solutions to the hardest problems in blockchain.

Nethermind provides software solutions for developers and enterprises building the Ethereum ecosystem.

We are a team of world class builders and researchers with expertise across several domains: Ethereum Protocol Engineering, Layer-2, Decentralized Finance (DeFi), Miner Extractable Value (MEV), Smart Contract Development, Security Auditing and Formal Verification.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, StarkWare, Flashbots, xDai, Open Zeppelin, Forta Protocol, Energy Web, POA Network and many more.

We actively contribute to Ethereum core development, EIP's and network upgrades together with the Ethereum Foundation, and other client teams.

Today, there are 100+ of us distributed across the world.

Tech stack

Learn about the tools and technologies that Nethermind uses to build, market, and sell its products.

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Node.js

.NET

JavaScript

Python

HTML5

CSS 3

C++

Rust

TypeScript

35 more

Nethermind employees can create an account to update this tech stack.

Employee benefits

Learn about the employee benefits and perks provided at Nethermind.

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Equity benefits

Every employee gets equity, so you are rewarded for your best work.

Flexible working hours

We accommodate all kinds of lifestyles and life stages. Come work on your terms.

View Nethermind's employee benefits

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Please let Nethermind know you found this job on Himalayas. This helps us grow!

Apply now