Tomasz Stanczak serves as Co-Executive Director of the Ethereum Foundation and founded Nethermind after his personal Ethereum client project evolved into a functional client.

Nethermind opens four remote senior positions including Sr Blockchain Engineer, Tech Lead, Sr Engineer for Advanced Problem Solving, and Sr Business Development for Web3 Security Solutions.

Nethermind releases version 1.35.1 for Gnosis Operators to support the upcoming Balancer Hardfork and fund recovery, with no action required for other chains.

Nethermind releases client update to fix OP-Stack chain issues after Jovian fork, correcting fork ID and requiring upgrade for compatibility.

Joint paper released with Deutsche Bank on zero-knowledge proof adoption in finance, covering use cases, real deployments, and trends shaping ZKP adoption.

Nethermind execution client benchmarks approximately 50% faster than Reth according to third-party developer, who attributes performance to superior architecture and codebase quality despite using a garbage-collected programming language.

Fusaka Upgrade launches on Ethereum mainnet with Nethermind Client support, delivering 60m gas limit, 4× blob capacity through PeerDAS, 530 GB sync overhead reduction, and 32-slot proposer lookahead.

Full readiness achieved for the upcoming Fusaka hard fork with Nethermind version 1.0.75 and compatibility confirmed across all major Ethereum execution and consensus clients.

Four senior remote positions open including roles in blockchain engineering, Web3 security business development, and technical leadership.

Nethermind builds Pluto, a new Distributed Validator (DV) client, becoming the first team to develop a new DV client according to Obol's Kody Sale at ethStaker's Staking Gathering.

Namechain launches as a based rollup on Nethermind's Surge platform, built in collaboration with ENS domains on Taiko Stack, operating without a centralized sequencer and using Ethereum validators from day one.

Nethermind completed a security audit of Origin Ether's trustless liquid staking token smart contracts alongside OpenZeppelin and Sigma Prime.

Nethermind achieves 330 MGas/s on Ethereum mainnet (up from 288 MGas/s), maintaining performance lead over Reth (249 MGas/s) and Ethrex (228 MGas/s) as demonstrated at Devconnect EFDevcon.

ENS (Ethereum Name Service) moves Namechain to Surge, a based rollup framework built on Taiko stack.

Sponsors ETHGlobal Buenos Aires hackathon with $10,000 in bounties across four tracks focused on AI-powered smart contract security agents and verifiable autonomous systems on Ethereum.

Nethermind announces hiring for multiple roles including Head of Institutional Financial Products, Smart Contract Auditor specializing in Move language, Tech Lead, Senior Engineer, and Account Executive for Web3 Security Solutions in Edinburgh and remote positions.

Mandatory client update released for Fusaka mainnet upgrade (Osaka, BPO1, BPO2 forks) with Dec 3rd deadline to stay in sync, includes critical stability and state consistency fixes.

The execution layer client includes implemented censorship detection heuristics that identify active censorship in the mempool and trigger fallback to local block building, a feature not yet default in other EL clients.

Mainnet Ethereum performance benchmarks show Nethermind at 288 MGas/s, outperforming Reth at 235 MGas/s and Ethrex at 141 MGas/s.

October 2025 development metrics show 1,565 test machines run, 37 improvements merged, and 10 issues resolved, with focus on runtime stability and sync performance ahead of an upcoming mainnet fork.

Nethermind joins UK Pavilion at Hong Kong FinTech Week, represented by @DelaneSays and @aimanisml, engaging institutions and policymakers on tokenization, AI, and blockchain-based infrastructure.

Performance benchmarks on Ethereum Hoodi testnet show Nethermind execution client at 238 Mgas, compared to Reth at 431Mgas and Ethrex at 208Mgas.

Nethermind presented Surge, built on the Taiko stack, at the Bank of England and BIS DLT Innovation Challenge, demonstrating blockchain systems for wholesale settlement in central bank money.

Ethereum Hoodi Fork successfully completed and now operational on Nethermind Client, with BPO1 announced as the next development target.

Fusaka introduces execution-layer improvements designed and co-authored by Nethermind engineers, including EIP-7883: ModExp Gas Cost Increase which fixes underpricing in modular exponentiation across Ethereum clients.

Five job openings announced including two new roles: Senior Engineer (Advanced Problem Solver) and Tech Lead, along with previously announced positions for Account Executive (Web3 Security), Head of Institutional Financial Products, and Smart Contract Auditor (Move), with hiring locations in Edinburgh and Remote.

Contributions to Aztec ecosystem shared, covering protocol research and privacy systems engineering.

Nethermind and Hypernative co-host Security Connect event on November 19 in Buenos Aires, discussing real-time smart contract security, transaction protection, and secure infrastructure with registrations now open.

Client version 1.35.0 launches with Ethereum mainnet gas limit increased to 60M and includes stability fixes and Snap Sync improvements.

Three new roles announced including Account Executive for Web3 Security Solutions, Head of Institutional Financial Products, and Machine Learning Engineer focusing on Computer Vision and PalmCode Algorithm.

Nethermind announces 5 new job openings including Security/Embedded Systems Engineer (TEE), Senior Software Engineer for AI Applications backend, and Smart Contract Auditor for Move language, indicating team expansion into new technical areas.

The client achieves 147 passing RPC compatibility Hive tests, an increase of 25 tests from 122 in the past two weeks.

Nethermind collaborates with World Chain to co-host a full-day event during Devconnect on November 18 in Buenos Aires, Argentina.

Nethermind-Arbitrum plugin achieves full node functionality on Sepolia testnet, processing 10M+ blocks with system tests live and mainnet testing planned next.

Nethermind Security audited Lido Finance's zk-Oracle system to secure validator accounting ahead of mainnet launch.

All Fusaka upgrade changes complete testing and validation across devnets with mainnet activation planned for December.

The Sepolia Testnet fork completed successfully and is operational on the Nethermind Client, with Hoodi as the next milestone.

Team member represents the project and Ch40sChain at DeepIntelligenceEthereum, outlining verifiable agent workflows that extend Ethereum's trust model into AI.

Version 1.34.0 ships with Fusaka upgrade support for three testnets (Holesky, Sepolia, Hoodi), marking first testnet activation on Holesky.

Operates 889 test machines in September 2025 with 101 improvements merged and 24 issues resolved, indicating robust testing infrastructure and active development velocity.

Announces ZK-readiness development path with four key technical features already shipped including execution witness, stateless replay, minimal binaries, and RISC-V64 compilation.

Releases version 1.33.1 with enhanced L2 operator features including faster sync, OP Stack improvements, and modular rollup architecture for improved sequencer-scale robustness.

Announces three new positions spanning machine learning with computer vision, electronics manufacturing, and TEE security systems.

Expands auditing capabilities with new Smart Contract Auditor positions including specialized Move language auditor role, indicating entry into Aptos/Sui blockchain ecosystems alongside general Tech Lead hiring.

Expands leadership team with APAC Head of Technical Product & Engineering Management position targeting Japan, Singapore, and South Korea markets.

Nethermind supports Shutter's encrypted mempool on Gnosis Chain, now joined by Erigon in this capability for validator privacy protection.

Continues hardware team expansion with new Product Manager role focused on payment terminals, indicating expansion beyond biometric devices into payment infrastructure.

Faces criticism for poor Hive test compliance performance alongside other Ethereum clients, with the issue described as "looking really bad."

Latest release delivers stronger OP Stack support, improved peering and finalized block handling, and modular design for evolving rollups.

Announces concrete production milestone of 100 biometric hardware units by January and expansion into full-scale manufacturing with OEM partnerships.

Expands into biometric device technology with new embedded security engineer role focusing on firmware, secure boot, and TEE ML capabilities.

Launches new UI dashboard experience with v1.33.1 release, marking the initial version of an anticipated user interface for node management.

New v1.33.1 update patches critical receipt handling and configuration issues, upgrade recommended for stability.

New APAC leadership position signals strategic expansion into Asia-Pacific region.

Successfully deploys node client on ARM64 hardware with Base and Optimism compatibility, achieving 14-hour sync time.

Strategic expansion into hardware payment solutions with new Product Manager role focused on payment terminals.

Strategic expansion into Move ecosystem with new Smart Contract Auditor position.

New client version 1.33.0 launches with completely redesigned UI interface focused on node management.

New Catalyst product launches with Taiko integration, featuring 2-second preconfirmations for transaction processing.

Major CBS News feature launching August 7 showcasing project's perspective on AI-blockchain integration.

Major hiring initiative launches for technical leadership roles, expanding into APAC region.

New client v1.32.4 launches with peer discovery improvements and network stability enhancements.

Critical update releases fixing peer discovery compatibility issues with Geth 1.16.0 and implements network peering improvements.

New Starknet client version launches with enhanced block querying features and RPC support.

Preconfirmation features launching on Taiko Alethia mainnet through technical collaboration.

Successfully implements execution client for Arbitrum chain simulation, advancing client diversity partnership.

New client release v1.32.3 introduces critical stability and sync improvements with auto-recovery features.

Strategic expansion into APAC region through head of technical product role.

Launch of The Signal ZK consensus client enables cross-chain Ethereum state verification, in partnership with Boundless.

I.R.I.S. security monitoring system launches with real-time threat detection, featuring pay-per-scan model and Virtuals Protocol integration.

Technical proposals EIP-7928 and EIP-7782 prioritized to enable parallel processing and reduce slot times for improved network performance.

Release candidate Juno v0.15.0-rc.0 launches with Starknet v0.14.0 support and new RPC specification v0.9.0

Strategic partnership with Taiko announced to develop based rollup infrastructure.

Critical node software update v1.32.2 released, fixing Linux and CPU compatibility issues. Node operators must update for stability.

CLI tool for Ethereum validator setup gains Lido Finance adoption, featuring Docker orchestration and randomized client support

Mandatory upgrade v1.31.12 released for Volta chain, preparing for Zurich hard fork on July 8, 2025.

Added to Lido Community Staking Tribes (LCST), partnering with leading ETH staking provider.

IRIS token launches on Ethereum mainnet with 12.8k participants and 1925% oversubscription, powered by AuditAgent integration.

IRIS AI agent receives Tier 1 classification from VaderResearch, establishing it among top-tier AI agents on Ethereum with ETH Foundation endorsement.

New agent IRIS developed in partnership with Virtuals.io launching simultaneously with Baibysitter.

Multiple sequencer support implemented with round-robin leadership system, enabling coordinated batch processing across different nodes with automatic leadership rotation every 5 batches.

Technical milestone achieved with one giga gas performance and completion of initial sequencing proof of concept, demonstrating functional single-node operation and L1 batch processing capabilities.

New collaboration with SuccinctLabs to formally verify SP1's correctness using Lean, expanding formal methods and ZK security expertise.

Gold sponsor of International On-chain Economy Conference with CEO and team delivering keynotes on May 23-24.

Major technical update delivers significant performance improvements in block production, syncing, and protocol support.

New CEO appointed at unnamed entity while former leader takes position as Ethereum Foundation Co-Executive Director.

Mandatory Isthmus hard fork scheduled for May 9, 2025 at 16:00:01 UTC; all OP stack node operators must upgrade before deadline.

Mandatory Isthmus hard fork scheduled for May 9, 2025, with increased gas limits for Sepolia and Holesky testnet.

Lantern Capital launches as new VC firm for Ethereum ecosystem investments, with Ethereum Foundation co-executive director as general partner.

New early-stage venture fund Lantern Capital launches with technical backbone support and GP participation through strategic partnership.

Execution client achieves 4th largest builder status on Ethereum, building 3.01% of blocks in last 100k.

Mandatory client update v1.31.9 required before 14:03:40 UTC for Gnosis chain node operators ahead of Pectra hardfork.

Mandatory client update v1.31.8 required for Gnosis chain node operators by April 30, 2025 for upcoming Pectra hardfork.

Mandatory v1.31.9 client upgrade released for mainnet node operators in preparation for Pectra hard fork.

New technical breakthrough enables processing of 324 billion gas per block, representing 9000x improvement over current limits.

Leading AI-focused hackathon track at Korea BUIDL Week, April 11-13, alongside major Web3 protocols.

New research collaboration with Taiko advances prover incentives for based rollups technology.

Founder and Ethereum Foundation Co-Executive Director endorses Taiko as strategic project for Ethereum's future.